Top Call Center Services & Voice Services in Sao Paulo

Ratings Updated: August 25, 2026

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Featured

What are Featured Providers?
Hugo Inc.

5.0 28 reviews

Verified

$1,000+

< $25 / hr

1,000 - 9,999

Serves Sao Paulo, Brazil

Services provided

20% Call Center Services

25% Customer Service Outsourcing

15% Back Office Outsourcing +4 services

10% Content Moderation Services

10% Data Annotation Services

10% Finance & Accounting Outsourcing (FAO)

10% Sales Outsourcing

Hugo Inc. | Top CX Provider is a distinguished company specializing in Contact Center Services, offering comprehensive Customer Support Services across various channels such as email, chat, and phone. The client reviews highlight their adaptability and efficiency, with 100% positive feedback on their seamless integration and ability to enhance customer engagement capabilities, resulting in impressive metrics like a 99.8% accuracy in order processing and fulfillment.

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Reviews mention High-quality work
Hugo Inc. consistently receives high praise for delivering high-quality work. Clients highlight their exceptional accuracy, with one noting a 99.8% accuracy in order processing and another reporting a 97% accuracy in content updates, minimizing the need for revisions. Additionally, clients commend Hugo's ability to streamline operations and enhance efficiency, contributing significantly to their growth and success. Overall, the sentiment reflects strong satisfaction with the quality of services provided.

Back Office Outsourcing for E-Commerce Co

5.0 Sep 24, 2024

Hugo's ability to scale their services to match our growth without compromising quality has been crucial to our success. Their adaptability and robust quality control processes have been crucial in supporting our market expansion and maintaining high compliance standards.
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Content Mktg & Call Center Services for Cashback Gaming Co

5.0 Aug 23, 2023

Hugo impressed us with meticulous attention to detail, consistently delivering excellent outcomes. Their proactive approach continuously improves workflows for optimal results.
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Customer Support for IT Company

5.0 Aug 24, 2023

Hugo is helping us focus on innovation by no longer having to worry about providing support to customers. Our internal team has reported overall accuracy of responses close to 100%. Our Net Promoter Score (NPS) has also increased since partnering with Hugo.
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3 of 3 Call Center Services reviews are 5 stars

$50,000 – $199,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Automotive Company
5.0 — Hugo manages all incoming communications across multiple channels, including email, chat, and WhatsApp. The team works to expand call center operations for outbound calls and improve reach. Read more
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Industry Experience

Hugo Inc. has received positive feedback across various industries, including Financial Services, eCommerce, Automotive, Information Technology, Gaming, Media, and Advertising & Marketing. Clients commend their expertise in enhancing customer support, streamlining operations, and driving revenue growth. In Financial Services, they excel at global customer experience management; in eCommerce, they improve back-office efficiency. Their adaptable project management and commitment to quality have resulted in measurable outcomes such as increased transaction volume and improved customer satisfaction, making them a reliable partner for businesses seeking growth and operational excellence.
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Media Information technology Financial services eCommerce Food & Beverages Automotive Environmental Services Advertising & marketing Gaming Software

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Average Project Cost Breakdown

$50,000 to $199,999 (7) $200,000 to $999,999 (6) $10,000 to $49,000 (2)

What Clients Have Said
Clients consistently commend Hugo Inc. for providing excellent value for money, noting that their services align well with project costs. For instance, a CMO highlighted Hugo's 'good value for cost' in scaling customer experience infrastructure, while a Head of Finance remarked on their 'great culture fit' and 'good value for cost.' Overall, the sentiment reflects satisfaction with the pricing relative to the quality and impact of services delivered, reinforcing Hugo's reputation as a cost-effective partner.
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Helpware CX

4.8 47 reviews

Premier Verified

$5,000+

< $25 / hr

1,000 - 9,999

Serves Sao Paulo, Brazil

Services provided

20% Call Center Services

50% Customer Service Outsourcing

10% Back Office Outsourcing +2 services

10% Content Moderation Services

10% Data Annotation Services

Helpware CX is a company specializing in Contact Center Services, providing comprehensive customer support solutions across various industries, including e-commerce, software, and government programs. Reviews highlight an impressive 100% satisfaction with their adaptability and ability to scale services efficiently. Notably, 83% of reviewers commend Helpware's exceptional customer service and responsive project management.

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Reviews mention Proactive
Helpware has received overwhelmingly positive feedback regarding their proactive approach in client engagements. Clients praised Helpware for their consistent and clear communication, exemplified by one client noting their 'proactive and collaborative' communication style. Another client highlighted their 'enthusiastic and proactive approach' to identifying issues and opportunities for improvement. Overall, clients appreciate Helpware's commitment to anticipating needs and addressing challenges before they escalate, reinforcing their position as a valuable partner in various projects.

Centralization Process & Outsourcing Svcs for Treatment Firm

5.0 Aug 18, 2021

Their transparent and proactive approach has been impressive. On top of that, they’re great to talk with.
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Call Center Services for Nonprofit Organization

5.0 Jun 2, 2021

I've been most impressed by their enthusiastic and proactive approach to calling out things going well, things going poorly, and risks. The communication has helped us move quickly and prevent issues before they happen.
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Call Center Services for Resume Builder Website

5.0 Apr 29, 2021

They were extremely proactive in surfacing opportunities for improvements either in our product or our business practices. We appreciate most just how flexible they were in working with a smaller, but rapidly growing, business.
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Image Annotation for Computer Vision Software

5.0 May 29, 2019

Their team is extremely responsive to our questions and feedback and provides updates proactively. Their customer service has made the process as easy and smooth as possible for us.
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Social Media Management for Author

5.0 Feb 26, 2019

Their project management is fantastic, and they proactively schedule meetings to keep everyone on the same page.
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0 of 1 reviews is 5 stars

Unknown avg. project cost

Reviewed 1 time in the past 6 months
Recent reviews of Helpware CX highlight their effectiveness in marketing support, particularly in customer research, which successfully attracted six new clients. Clients commend the company's impressive speed and efficient project management, noting effective communication through various channels. One reviewer specifically appreciated the value for cost that Helpware CX provided, indicating satisfaction with the overall engagement. There were no significant areas for improvement mentioned, reflecting a positive sentiment towards their services.
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Industry Experience

Helpware CX has demonstrated strong capabilities across diverse industries, including Telecommunications, Information Technology, eCommerce, and Healthcare, receiving positive feedback for their customer research, training, and support services. Clients commend their project management efficiency, adaptability, and ability to enhance customer satisfaction. Overall sentiment is favorable, with notable success in improving response times and customer engagement, making Helpware a valuable partner for businesses seeking scalable support solutions.
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Software Consumer Products Healthcare Information technology eCommerce Education Food & Beverages Nonprofit Media Retail Automotive Other Industry Business services Financial services Advertising & marketing Telecommunications Arts, entertainment & music IT Services

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Average Project Cost Breakdown

$50,000 to $199,999 (12) $10,000 to $49,000 (10) Less than $10,000 (4) $200,000 to $999,999 (3) $1,000,000 to $9,999,999 (3) $10,000,000 + (1)

What Clients Have Said
Helpware CX is frequently praised for providing exceptional value for money. Clients noted that their pricing is competitive and aligns well with project needs, with one stating they chose Helpware for its 'good value for cost.' Another client highlighted that Helpware's services led to significant cost savings and improved quality, affirming their budget fit. Overall, the sentiment reflects satisfaction with Helpware's pricing structure, with several clients expressing that they received more than they expected for their investment.
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Select VoiceCom

4.8 9 reviews

Premier Verified

$5,000+

< $25 / hr

1,000 - 9,999

Serves Sao Paulo, Brazil

Services provided

30% Call Center Services

30% Customer Service Outsourcing

10% Back Office Outsourcing +3 services

10% Finance & Accounting Outsourcing (FAO)

10% IT Staff Augmentation

10% Sales Outsourcing

Select VoiceCom is a provider of Contact Center Services, specializing in customer support, telephonic support, and telemarketing services. Reviews indicate a strong cultural fit with clients, highlighted by impressive communication and project management skills. Notably, Select VoiceCom achieved a 35% increase in customer satisfaction and a 25% boost in sales conversions. Positive feedback predominates, with no significant areas for improvement highlighted by clients.

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Reviews mention Flexible
The feedback regarding Select VoiceCom highlights their notable flexibility in project management. Clients emphasized their responsiveness to changing requirements and their proactive problem-solving approach. For instance, one client praised their ability to swiftly address challenges and implement effective solutions, ensuring alignment with project goals. Overall, the sentiment reflects a strong appreciation for Select VoiceCom's adaptability and dedication to client satisfaction, contributing significantly to the success of their campaigns.

Call Center Services for MarTech Company

5.0 Jan 19, 2025

Yes, very flexible and agile to help continue to optimize and create efficiencies for the campaign.
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Industry Experience

Select VoiceCom exhibits strong capabilities across various industries, including Media, Business Services, Advertising & Marketing, Pharmaceuticals, Financial Services, and Legal. Clients commend their reliability, project management, and the ability to deliver measurable results, such as increased sales and improved customer service. Overall, feedback suggests a positive sentiment, particularly in the Financial Services and Legal sectors, where their attention to quality and client needs is highlighted as a key strength.
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Media Business services Advertising & marketing Pharmaceuticals Other industries Legal Financial services

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More responsive than most other service providers

Select VoiceCom is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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United States (7) Australia (1)

This provider is fluent in 1 language:

English

This provider is available in 1 time zone:

Eastern Standard Time (EST)

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TDCX

4.8 12 reviews

Verified

$100,000+

Undisclosed

10,000+

São Paulo, Brazil

Services provided

10% Call Center Services

50% Customer Service Outsourcing

20% Sales Outsourcing +2 services

10% Business Consulting

10% Content Moderation Services

TDCX is a distinguished provider of Contact Center Services, excelling in Customer Support Services and managing both Inbound and Outbound Call Centers. With a 95% satisfaction rate, clients commend TDCX for their scalable solutions, proactive approach, and exceptional customer care capabilities. Over 80% of reviewers highlight their effective project management and seamless integration into existing operations.

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6 of 6 Call Center Services reviews are 5 stars

$1,000,000 – $9,999,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Customer Deployment for Consumer Products Company
5.0 — TDCX supports customer experience deployment services for a consumer products company. They are also tasked with maintaining their own unique internal culture. Read more
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Industry Experience

TDCX demonstrates strong capabilities across various industries, including Hospitality & Leisure, Social Networking, Financial Services, Food & Beverages, Software, Consumer Products, Retail, and IT Services. Feedback emphasizes their agility, innovative problem-solving, and exceptional communication. Clients commend their ability to scale operations while maintaining high service quality, particularly in customer support and risk assessment. Overall sentiment is positive, with notable strengths in fostering partnerships, operational excellence, and a dedication to enhancing customer experience.
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Hospitality & leisure Social Networking Financial services Food & Beverages Software Consumer Products Retail IT Services

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Average Project Cost Breakdown

$1,000,000 to $9,999,999 (2) $200,000 to $999,999 (1) $10,000,000 + (1)

What Clients Have Said
Clients have expressed a generally positive sentiment regarding TDCX's cost and value for money. Feedback highlights their ability to deliver high-quality services while maintaining competitive pricing, as noted by a vendor manager who emphasized TDCX's best value in terms of cost and quality. However, some clients suggested that pricing could be more competitive. Overall, TDCX is regarded as a reliable partner that provides significant value, often exceeding expectations in service delivery.
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São Paulo, Brazil

Avenida Paulista 1374 – 6th floor, Bela Vista
São Paulo, Brazil 01310-000
101 - 150

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Customer Umbrella

5.0 20 reviews

$1,000+

< $25 / hr

250 - 999

São Paulo, Brazil

Services provided

10% Call Center Services

10% Back Office Outsourcing

10% Content Moderation Services +7 services

10% Customer Service Outsourcing

10% Data Annotation Services

10% Employer of Record (EOR) Services

10% PEO/Employee Leasing

10% Recruiting

10% Sales Outsourcing

10% Staffing

Customer Umbrella is a proficient provider of Contact Center Services, excelling in Customer Support Services, Inbound and Outbound Call Center, and Telephonic Support. Reviewers consistently praise their professionalism and seamless integration into client operations, with 100% positive feedback highlighting their outstanding customer service and effective communication. Their expertise in call handling and proactive problem-solving significantly enhances client satisfaction and operational efficiency.

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Reviews mention Detail-oriented
Customer Umbrella has received high praise for their detail-oriented approach in managing content moderation and customer support. Clients highlighted their meticulous attention to safety regulations and proactive problem-solving, which significantly improved user experience. Notably, one client commended their ability to seamlessly integrate into existing systems and adapt to specific requests, demonstrating a commitment to excellence. Overall, feedback reflects a strong sentiment of satisfaction regarding their thoroughness and professionalism in delivering services.

Back Office Support for Photo Organization Platform

5.0 Mar 1, 2024

Their steadfast commitment to providing outstanding service was what made them most memorable. They constantly went above and beyond to make sure that all of the content on our platform complied with the strictest safety regulations. Their professionalism, knowledge, and meticulous attention to detail were absolutely astounding and made a big difference in our collaboration's success.
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Customer Support for Game Development Company

5.0 Jan 20, 2023

The player's requests are handled with utmost care and attention in detail in shortest amount of time - they are doing a splendid job. Customer Umbrella takes a lot of time to listen to our custom requests and workflows and adapts to them effortlessly.
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Industry Experience

Customer Umbrella has demonstrated versatility across various industries, including Gambling, Gaming, Manufacturing, Utilities, Retail, and Healthcare. Feedback highlights their strengths in improving customer support efficiency, enhancing operational workflows, and delivering tailored solutions. The overall sentiment is highly positive, with clients praising their adaptability, professionalism, and integration into existing teams. Potential clients in these sectors can expect exceptional service and impactful collaboration when engaging with Customer Umbrella.
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Gaming Design Healthcare Software Gambling Manufacturing Utilities Retail

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United States (5) Cyprus (2) Germany (2) Canada (1) England (1)

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São Paulo, Brazil

Av. Paulista Bela Vista
São Paulo, Brazil 01310
50 - 75

+359885379385

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Featured

What are Featured Providers?
SupportYourApp

4.8 87 reviews

Premier Verified

$1,000+

< $25 / hr

1,000 - 9,999

Serves Sao Paulo, Brazil

Services provided

30% Call Center Services

30% Customer Service Outsourcing

20% AI Agents +2 services

15% Back Office Outsourcing

5% Data Annotation Services

SupportYourApp is a customer service center specializing in Contact Center Services, providing comprehensive solutions including Customer Support Services, Phone Support, and Telephonic Support. Across various reviews, clients praised their efficiency and adaptability, with many noting their proactive approach and commitment to client schedules. Approximately 90% of reviews highlighted their ability to handle high volumes of customer inquiries effectively.

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Reviews mention Detail-oriented
Clients have consistently praised SupportYourApp for its detail-oriented approach, noting the proactiveness and attentiveness of their consultants. One client highlighted the consultant's ability to work efficiently across different time zones while maintaining a high level of communication. The overall sentiment reflects satisfaction, with one client rating their experience a perfect 10/10, emphasizing the company's dedication and effectiveness in addressing client needs.

App Management & Support for Learning Tech Company

5.0 Sep 19, 2024

The consultant demonstrates proactiveness, attention to detail, and is able to work even in a time zone completely different from the main team's. We're more than satisfied with SupportYourApp's services and can evaluate the consultant’s work and dedication as 10/10.
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5 of 8 reviews are 5 stars

1 new review for Call Center Services services

Less than $10,000 avg. project cost

Reviewed 8 times in the past 6 months
In the last six months, client feedback for SupportYourApp has been predominantly positive, highlighting effective communication, responsiveness, and adaptability. For instance, one client noted the successful handling of increased support requests and consistent delivery, while another emphasized the seamless integration of SupportYourApp's team with their internal operations. However, one review expressed significant dissatisfaction due to a lack of accountability and efficiency, indicating areas for improvement. Overall, clients appreciate the company's commitment to operational excellence and customer satisfaction.
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30 of 33 Call Center Services reviews are 5 stars

1 new review for Call Center Services in past 6 months

$50,000 – $199,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Water & Energy Metering Company
5.0 — SupportYourApp provides customer care services for a water and energy metering company. The team answers first-level questions, handles hotline calls, and provides TeamViewer problem-solving. Read more
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More responsive than most other service providers

SupportYourApp is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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six eleven global services

4.8 10 reviews

Verified

$1,000+

< $25 / hr

1,000 - 9,999

Serves Sao Paulo, Brazil

Services provided

40% Call Center Services

30% Back Office Outsourcing

30% Customer Service Outsourcing

six eleven global services is a customer support service provider specializing in call center services such as call handling and customer care services. The feedback is overwhelmingly positive, with 100% of reviewers noting their responsive service and alignment with company values. Clients are impressed by their prompt one-hour response time and effective customer service operations, highlighting their professionalism and exceptional value for cost.

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1 of 1 Call Center Services reviews are 5 stars

Unknown avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for E-Commerce Company
5.0 — Six eleven global services provides call center services to help an e-commerce company communicate with their customers. The vendor's team asks the end customers about their product experience. Read more
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Industry Experience

Six Eleven Global Services has received positive feedback across several industries, including Advertising & Marketing, Telecommunications, Logistics & Supply Chain, and Beauty & Cosmetics. Clients highlight their strengths in delivering high-quality customer support, effective communication, and operational scalability. The overall sentiment reflects strong expertise in managing customer service projects, with measurable success in response times and project accuracy. Their adaptability and commitment to client satisfaction make them a suitable choice for businesses seeking support in these sectors.
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Advertising & marketing Logistics & Supply Chain Telecommunications Wellness & Fitness Consulting Beauty & Cosmetics

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More responsive than most other service providers

six eleven global services is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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United States (6) Canada (1) Malaysia (1)

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Simply Contact

4.8 26 reviews

Verified

$1,000+

< $25 / hr

250 - 999

Serves Sao Paulo, Brazil

Services provided

35% Call Center Services

55% Customer Service Outsourcing

10% Back Office Outsourcing

Simply Contact is a distinguished provider of Contact Center Services and Customer Support Services, recognized for managing inbound and outbound customer interactions across multiple languages and channels. Reviews highlight their expertise in delivering exceptional service, with 100% of clients noting impressive project management and communication. Approximately 90% of reviews emphasize their ability to enhance customer satisfaction and streamline support systems, underscoring their reliability and adaptability.

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12 of 15 Call Center Services reviews are 5 stars

$200,000 – $999,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Staffing for Government Helpline
5.0 — Simply Contact provides staff to a government hotline's team; they hire and train call center agents to cover workflows around the clock. They've organized the hotline's IT structure, monitoring, Read more
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Industry Experience

Simply Contact has demonstrated strong capabilities across various industries, including Information Technology, Financial Services, Education, Advertising & Marketing, and others. Reviews indicate a consistent ability to enhance customer support processes, improve satisfaction rates, and provide multilingual assistance. Clients praised their adaptability, project management, and quick onboarding of agents. Overall, sentiment is positive, particularly in IT, education, and marketing sectors, suggesting that Simply Contact is well-suited for projects requiring efficient customer service solutions.
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Software Business services Information technology Financial services Education Arts, entertainment & music Retail Hospitality & leisure Human Resources IT Services Telecommunications Advertising & marketing

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Average Project Cost Breakdown

$10,000 to $49,000 (6) $1,000,000 to $9,999,999 (4) $50,000 to $199,999 (3)

What Clients Have Said
Clients generally express satisfaction with Simply Contact's cost-effectiveness and value for money, highlighting their competitive pricing and quality of service. For instance, one client noted they received 'good value for cost' while another emphasized that their pricing 'fit our budget.' However, some reviews also mentioned room for improvement in their pricing strategy. Overall, the sentiment is positive, with many clients appreciating the balance between affordability and service quality.
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Ukraine (8) United States (7) England (4) Israel (1) Italy (1) Latvia (1) Philippines (1)

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Labora

5.0 1 review

$1,000+

Undisclosed

10 - 49

São Paulo, Brazil

Services provided

50% Customer Service Outsourcing

50% Sales Outsourcing

Labora is a business process outsourcing company specializing in connecting influencers with travelers. The reviews highlight their effective project management, with timely deliverables and excellent response times. While clients appreciate their dedication, some suggest incorporating AI more effectively. Overall feedback is predominantly positive, underscoring their strong cultural fit and commitment to client projects.

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Industry Experience

Labora has demonstrated expertise primarily in the Information Technology sector, particularly in Business Process Outsourcing for travel-related platforms. Clients appreciate their prompt communication and commitment to project success, leading to increased influencer engagement. Overall sentiment in this sector is positive, highlighting Labora's strengths in collaboration and responsiveness. Potential clients in the travel and technology industries may find Labora an excellent fit for their projects.
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Information technology

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Average Project Cost Breakdown

$50,000 to $199,999 (1)

What Clients Have Said
Clients have expressed satisfaction with Labora's cost-effectiveness and overall value for money. One client noted that Labora's response time was exceptional, contributing to a smooth project management experience, and highlighted the company's genuine care for their project. Additionally, the successful increase in the number of influencers acquired underscored the positive return on investment. Overall, the sentiment reflects a strong appreciation for Labora's pricing relative to the quality of service provided.
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Combine Global Recruitment

5.0 1 review

$1,000+

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

30% Recruiting

15% HR Outsourcing

15% Staffing +4 services

10% Customer Service Outsourcing

10% Executive Search

10% Recruitment Process Outsourcing

10% Sales Outsourcing

Combine Global Recruitment specializes in structuring management teams for fast-growing companies and creating efficient organizational structures. Their reviews highlight a seamless workflow with prompt, constructive communication, and comprehensive candidate data, facilitating informed decision-making. The feedback is overwhelmingly positive, with clients praising their strategic approach and effectiveness in meeting ambitious growth objectives. The company's ability to quickly grasp core business needs is particularly impressive.

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Average Project Cost Breakdown

$10,000 to $49,000 (1)

What Clients Have Said
Clients have praised Combine Global Recruitment for their holistic approach and strategic insights, which are perceived as valuable in meeting fast growth demands. One client noted the comprehensive candidate data provided, aiding in informed decision-making. Overall, the sentiment reflects satisfaction with the cost-to-value ratio, highlighting that the service's quality justifies the investment. The direct involvement of senior leadership, such as the CEO, was also appreciated, enhancing the perceived value.
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More responsive than most other service providers

Combine Global Recruitment is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

Reviewers in the region commend Combine Global Recruitment for their deep business insight and fast, assertive service. They value the company's ability to align recruitment strategies with client goals, ensuring successful team development in dynamic markets.
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Apex America

Not yet reviewed

$10,000+

Undisclosed

10,000+

Sao Paulo, Brazil

Services provided

40% Call Center Services

20% Back Office Outsourcing

20% Customer Service Outsourcing +3 services

10% Content Moderation Services

5% Business Consulting

5% Robotics Process Automation

Apex America is a telephone answering service. Established in 2003, the firm is in Córdoba, Argentina and ARW, Argentina. Their services include Call Center Services and Back Office Outsourcing.
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Sao Paulo, Brazil

100 Avenida Alfredo Egídio de Souza Aranha
Sao Paulo, Brazil 04726-170
751 - 1000

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Altio BPO and Technology

Not yet reviewed

$5,000+

< $25 / hr

250 - 999

sao paulo, Brazil

Services provided

40% Call Center Services

50% Custom Software Development

10% Web Design

Founded in 2011, Altio BPO and Technology is a software development firm and call center service. The firm focuses on Custom Software Development and Call Center Services, and is midsize.
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Amaro Group

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Sao Paulo, Brazil

Services provided

100% Call Center Services

Amaro Group is a call center service. They are based in Sao Paulo, Brazil and have midsize team. They provide Call Center Services.
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What are Featured Providers?
Virtual Sales Limited

4.8 22 reviews

Premier Verified

$1,000+

$50 - $99 / hr

10 - 49

Serves Sao Paulo, Brazil

Services provided

50% Call Center Services

50% Sales Outsourcing

Virtual Sales Limited is a telemarketing service firm specializing in outbound call center and customer support services. The company has received overwhelmingly positive feedback, with clients praising its timely project management, industry expertise, and effective communication. Approximately 80% of reviewers commend their ability to secure meetings and generate leads, highlighting their role in enhancing business pipelines and market reach.

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Reviews mention Flexible
Client feedback on Virtual Sales Limited highlights a strong sentiment of flexibility. Multiple reviews commend their adaptability in project management, with one client noting their ability to adjust focus and weekly hours as needed. Another client emphasized their seamless integration as part of the team, praising their willingness to refine approaches based on evolving requirements. Overall, clients describe VSL as responsive and proactive, reinforcing a positive perception of their flexibility in meeting project demands.

Sales Outsourcing for FinTech Company

5.0 Feb 14, 2023

VSL have always been flexible and willing to adapt their approach working closely with us to understand evolving requirements and act on it as appropriate. An excellent team able to act seamlessly with us.
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Sales Outsourcing for Marketing Services Company

5.0 Feb 10, 2023

Moreover, their communication is great; Andy and his team are very responsive, collaborative, flexible, and great communicators.
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Call Center Services for Software Company

5.0 Feb 6, 2023

They are incredibly flexible and willing to do anything differently if better results could be provided. "Don't fix it if it isn't broken" - processes simply work with VSL.
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Lead Gen & Appointment Scheduling for Consulting Firm

5.0 Feb 23, 2023

They were very pragmatic, cost-effective, and flexible.
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Lead Generation for BPO & Digital Transformation Firm

4.5 May 21, 2026

They deliver well and on time and have been very flexible adapting to our requirements. Flexibility, efficiency and speed.
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3 of 6 Call Center Services reviews are 5 stars

1 new review for Call Center Services in past 6 months

Less than $10,000 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Lead Generation Services for SaaS Company
4.5 — A SaaS company has hired Virtual Sales Limited for lead generation services. They source relevant data and execute an outbound call campaign to help the client generate in-target meetings with Read more
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Average Project Cost Breakdown

$10,000 to $49,000 (9) Less than $10,000 (3) $50,000 to $199,999 (1)

What Clients Have Said
Clients consistently highlight Virtual Sales Limited's strong value for money and competitive pricing. Feedback indicates that their services fit well within budgets while delivering substantial results, such as generating qualified leads and booking meetings. One client noted, "good value for cost," while another emphasized their impressive output relative to spend. Overall, the sentiment is positive, with many clients expressing satisfaction with the return on investment and the quality of service provided.
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More responsive than most other service providers

Virtual Sales Limited is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Valoris Center

4.9 15 reviews

Premier Verified

$1,000+

< $25 / hr

250 - 999

Serves Sao Paulo, Brazil

Services provided

50% Call Center Services

20% Customer Service Outsourcing

15% Back Office Outsourcing +1 service

15% CRM Consulting and SI

Valoris Center is a company specializing in Contact Center Services, offering a comprehensive suite of solutions, including Inbound and Outbound Call Center, Customer Support Services, and Telemarketing Services. Reviews indicate a strong emphasis on punctuality, flexibility, and customer care, with over 85% client satisfaction ratings and notable mentions for their proactive and adaptable approach.

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7 of 9 Call Center Services reviews are 5 stars

1 new review for Call Center Services in past 6 months

$10,000 – $49,000 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center & Sales Services for FinTech Platform Co
5.0 — Valoris Center was hired by a fintech platform company to manage their outbound service and sales campaign. The team handled the client's welcome calls and encouraged customers to order a physical Read more
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Average Project Cost Breakdown

$10,000 to $49,000 (1) $50,000 to $199,999 (1)

What Clients Have Said
Clients consistently highlight Valoris Center's competitive pricing and excellent value for money. One client noted a 'good value for cost' and praised their culture fit. Another mentioned that Valoris' pricing 'fit our budget' while delivering high-quality service. Overall, sentiment is positive, with multiple clients emphasizing the company's ability to provide cost-effective solutions without compromising service quality, making them an appealing option for various projects.
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More responsive than most other service providers

Valoris Center is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Romania (8) Austria (1) Croatia (1) Italy (1) Russia (1)

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Assistring LLC

5.0 16 reviews

Verified

$1,000+

< $25 / hr

50 - 249

Serves Sao Paulo, Brazil

Services provided

20% Call Center Services

30% Back Office Outsourcing

30% Customer Service Outsourcing +2 services

10% AI Agents

10% HR Outsourcing

Assistring LLC is a proficient provider of Call Center Services, specializing in both Inbound and Outbound Call Center operations, and Customer Support Services. Across reviews, 100% of clients commend their operational efficiency, professionalism, and alignment with company values. Notably, 80% of reviewers highlight their ability to enhance customer satisfaction and integrate seamlessly with existing business processes.

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10 of 11 Call Center Services reviews are 5 stars

1 new review for Call Center Services in past 6 months

$10,000 – $49,000 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Utility Company
5.0 — Assistring LLC provided a utility company's customer service and call center operations support. The team managed incoming customer inquiries, offered technical support, and handled complaints. Read more
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Average Project Cost Breakdown

$10,000 to $49,000 (12)

What Clients Have Said
Clients consistently highlighted Assistring LLC's competitive pricing and excellent value for money, emphasizing that their services fit within budget while delivering superior results. One client noted, 'Good value for cost,' while another stated, 'Their professional agents are just great. I am happy with them.' Overall, the sentiment reflects strong satisfaction with the cost-effectiveness of their services, leading to improved customer satisfaction and operational efficiency across various projects.
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More responsive than most other service providers

Assistring LLC is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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$1,000 Best for 500 calls a month. $5,000 Best for 2500 calls a month. $10,000 Best for 5000 calls a month.

Customer Support call
Our Customer Support Call package provides businesses with 24/7 professional customer service to handle inbound calls, inquiries, and order-taking. With a team of highly trained agents, we ensure your customers receive timely and effective support, enhancing their overall experience with your brand.
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InHouse Contact Center and Information Technology

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Santo Amaro, Brazil

Services provided

100% Call Center Services

Headquartered in Santo Amaro, Brazil, InHouse Contact Center and Information Technology is a call center company. They provide Call Center Services and were founded in 1988.
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AHEAD Infraestrutura para Contact Centers

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

São Paulo, Brazil

Services provided

100% Call Center Services

Established in 2007, AHEAD Infraestrutura para Contact Centers is a midsize answering service company. Their services include Call Center Services.
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What are Featured Providers?
A-SALES AB

4.9 83 reviews

Premier Verified

$1,000+

$200 - $300 / hr

50 - 249

Serves Sao Paulo, Brazil

Services provided

10% Call Center Services

80% Sales Outsourcing

10% Email Marketing

A-SALES AB is a telemarketing service provider specializing in outbound call center and customer support services. They consistently deliver high-quality pipeline generation and meeting bookings, with 100% of reviews noting excellent project management and responsiveness. Clients appreciate their tailored, strategic approach and consistent, proactive communication, leading to measurable business growth and successful sales outcomes in competitive markets.

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Reviews mention Innovative
A-SALES AB has received positive feedback for their innovative approach in lead generation and client acquisition. Clients highlighted their proactive mindset, stating they were 'always looking for ways to innovate' and appreciated the 'innovative thinking' that contributed to effective campaigns. Notably, one client mentioned the scheduling of high-quality meetings with previously unreachable brands, which exceeded their expectations. Overall, the sentiment regarding innovation is highly favorable, indicating A-SALES AB's capability to adapt and improve strategies effectively.

Sales Appointment Setting for Optimization Strategy Company

5.0 Jun 24, 2024

I really enjoyed working with them, genuinely. They are down to earth, and are always looking for ways to innovate, improve campaigns, book more meetings.
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Lead Generation for Digital Marketing Agency

5.0 Mar 29, 2024

We appreciated their proactive approach, clear communication, and innovative thinking.
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17 of 18 reviews are 5 stars

7 new reviews for Call Center Services services

Less than $10,000 avg. project cost

Reviewed 18 times in the past 6 months
In the past six months, A-SALES AB has garnered overwhelmingly positive feedback from clients, highlighting their professionalism, responsiveness, and ability to generate qualified leads. Clients noted their strategic approach in understanding complex industries, with one praising their capability to refine messaging based on campaign performance. Additionally, consistent communication and timely delivery of results were frequently mentioned. Overall, clients expressed satisfaction with measurable outcomes, such as increased appointment bookings and improved sales pipelines, indicating A-SALES AB's effectiveness as a partner.
Read 18 Recent Reviews

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Industry Experience

A-SALES AB has garnered positive feedback across several industries including Information Technology, Business Services, Advertising & Marketing, and Manufacturing. Clients commend their expertise in lead generation and appointment setting, noting significant increases in qualified meetings and sales pipelines. Their strength lies in understanding complex value propositions and tailoring outreach strategies accordingly. Overall, sentiment is overwhelmingly favorable, making them a suitable partner for organizations seeking to enhance sales efforts, particularly in B2B environments.
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Select Industry to see insights

Other industries Information technology Manufacturing Software Advertising & marketing Consumer products & services Business services Construction Consumer Products Government Education Financial services Healthcare Supply Chain, Logistics, and Transport Human Resources IT Services Consulting

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View projects from:

United States (18) Sweden (12) Norway (7) England (5) Australia (5) India (4) Germany (2) Finland (2) Italy (1) Poland (1) Cyprus (1) Japan (1) Netherlands (1) Canada (1) Philippines (1) France (1) Singapore (1) Slovenia (1) Belgium (1) United Arab Emirates (1) Armenia (1) Austria (1)

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Appointment Setter Online

5.0 54 reviews

Premier Verified

$1,000+

Undisclosed

1,000 - 9,999

Serves Sao Paulo, Brazil

Services provided

20% Call Center Services

55% Sales Outsourcing

25% Back Office Outsourcing

Appointment Setter Online is a company specializing in outbound and inbound call center services, including appointment setting, prospect outreach, and lead qualification. Across their reviews, clients have praised their professionalism, consistency, and ability to deliver high-quality, sales-ready appointments, with nearly 100% positive feedback. Approximately 80% of reviewers highlighted their effective project management and responsiveness, contributing to improved sales pipelines and conversion rates.

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4 of 4 reviews are 5 stars

2 new reviews for Call Center Services services

$10,000 – $49,000 avg. project cost

Reviewed 4 times in the past 6 months
Recent reviews for Appointment Setter Online reflect a consistently positive sentiment, highlighting their effective lead generation and appointment-setting services. Clients, such as the Director of Saihaj Tax Service, noted a significant increase in scheduled meetings and improved lead quality. The Marketing Manager of PA Electrical Commissioning praised their structured project management and ability to deliver relevant leads, enhancing conversion rates. Overall, clients emphasize the company's professionalism, persistence, and commitment to understanding their unique business needs.
Read 4 Recent Reviews

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18 of 19 Call Center Services reviews are 5 stars

2 new reviews for Call Center Services in past 6 months

$10,000 – $49,000 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Customer Services & Sales Outsourcing for Resume Writing Co
5.0 — A resume company has hired Appointment Setter Online to manage their calls, chats, and emails. The team has also made outbound calls and answered the inquiries. Currently, they answer calls in the Read more
Read 19 Reviews

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Average Project Cost Breakdown

$10,000 to $49,000 (24) $50,000 to $199,999 (8) Less than $10,000 (1) $200,000 to $999,999 (1)

What Clients Have Said
Clients consistently praise Appointment Setter Online for offering good value for their cost, highlighting their ability to deliver qualified leads and appointments efficiently. For instance, one client noted they chose the company due to its 'good value for cost' and experienced a significant increase in scheduled meetings. Overall, feedback reflects a strong sentiment regarding the company's pricing strategy, with many clients expressing satisfaction with the return on investment and the quality of service provided.
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$1,000 1 Full Time Appointment Setter $1,800 2 Full Time Appointment Setters $4,500 5 Full Time Appointment Setters

Award Winning Appointment Setting Team
Helps businesses consistently fill their sales calendar with qualified prospects. We specialize in scheduling appointments through professional outreach via calls, texts, and emails, customized to your industry and target market. Our trained appointment setters ensure every lead is warmed up and ready for your sales team.
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Daleth AC Ambiente Colaborativo

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Sao Paulo, Brazil

Services provided

100% Call Center Services

Founded in 2008, Daleth AC Ambiente Colaborativo, a midsize answering service, is located in Sao Paulo, Brazil. Their team provides Call Center Services.
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JobHome

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

100% Call Center Services

JobHome is a telephone answering service. The Sao Paulo, Brazil-based agency was founded in 2017. Their services include Call Center Services.
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BlueLab

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

100% Call Center Services

BlueLab is a call center. Located in Sao Paulo, Brazil, the team offers Call Center Services.
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ALKES

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Sao Paulo, Brazil

Services provided

100% Call Center Services

ALKES is an answering service. Headquartered in Sao Paulo, Brazil, the company focuses on Call Center Services.
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ARC TELECOM

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

100% Call Center Services

Located in Sao Paulo, Brazil, ARC TELECOM is a small call center service. Their services include Call Center Services.
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i9 Contact Center

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Sao Paulo, Brazil

Services provided

100% Call Center Services

Founded in 2009, i9 Contact Center is a midsize answering service company based in Sao Paulo, Brazil. Their team focuses on Call Center Services.
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Top Use - Headsets

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Cotia , Brazil

Services provided

100% Call Center Services

Top Use - Headsets is an answering service headquartered in Cotia , Brazil. Founded in 1996, the team focuses on Call Center Services.
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Diallink

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

SAO PAULO, Brazil

Services provided

100% Call Center Services

Diallink is a call center company. In SAO PAULO, Brazil, the agency was founded in 2006. Their services include Call Center Services.
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Neobpo

Not yet reviewed

Undisclosed

Undisclosed

10,000+

São Paulo, Brazil

Services provided

40% Call Center Services

30% Back Office Outsourcing

10% Business Consulting +2 services

10% Digital Strategy

10% IT Managed Services

Neobpo is a call center service. Launched in 2017, the team specializes in Call Center Services and Back Office Outsourcing. The company is based in São Paulo, Brazil.
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Vermont XCenter

Not yet reviewed

Undisclosed

Undisclosed

250 - 999

Sao Paulo, Brazil

Services provided

40% Call Center Services

40% Sales Outsourcing

10% Business Consulting +1 service

10% IT Strategy Consulting

Vermont XCenter, a midsize answering service company, is based in Sao Paulo, Brazil. Their services include Call Center Services and Sales Outsourcing.
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AG Call Center

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

40% Call Center Services

30% Customer Service Outsourcing

30% Sales Outsourcing

AG Call Center is a small phone answering service launched in 2002. Their team specializes in Call Center Services and Customer Service Outsourcing.
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BYG Advantage

Not yet reviewed

$100,000+

$100 - $149 / hr

10 - 49

Sao Paulo, Brazil

Services provided

70% Sales Outsourcing

30% Marketing Strategy

BYG Advantage is a Sales Outsourcing company located in New York, New York and Singapore, Singapore. The team offers Sales Outsourcing and Marketing Strategy.
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Sao Paulo, Brazil

Av. Eng. L. C. Berrini 105 - Suite 1014 CEP
Sao Paulo, Brazil 04571-010
1

+1 (845) 770-7526

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Leadmedia

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

20% CRM Consulting and SI

20% Ecommerce Marketing

20% Email Marketing +2 services

20% Pay Per Click

20% Sales Outsourcing

Small Email Marketing company Leadmedia, is headquartered in Sao Paulo, Brazil. Their services include Email Marketing and Pay Per Click.
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Novatrade Brasil

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

10% Call Center Services

50% Logistics & Supply Chain Consulting

40% Business Consulting

Launched in 2012, Novatrade Brasil is a Logistics & Supply Chain Consulting company. The agency focuses on Logistics & Supply Chain Consulting and Business Consulting.
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Paulo Leads

4.0 1 review

$5,000+

$100 - $149 / hr

2 - 9

Valinhos, Brazil

Services provided

30% BI & Big Data Consulting & SI

30% Sales Outsourcing

10% AI Agents +3 services

10% AI Consulting

10% AI Development

10% Generative AI

Paulo Leads is a technology and commercial intelligence firm that architects AI-driven customer acquisition infrastructures. Specializing in high-ticket markets with long sales cycles—such as real
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Talkover

Not yet reviewed

$10,000+

Undisclosed

2 - 9

São José dos Campos, Brazil

Services provided

35% Call Center Services

35% AI Agents

30% Transcription

Founded in 2025, Talkover is an AI Agents company. The team focuses on AI Agents and Call Center Services.
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Quality Contact Center

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Taboão da Serr, Brazil

Services provided

100% Call Center Services

Quality Contact Center, a small answering service, is based in Taboão da Serr, Brazil. Their services include Call Center Services.
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Kindico Digital Marketing Agency Ltd

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

50% Affiliate Marketing

50% Sales Outsourcing

Kindico Digital Marketing Agency Ltd is an Affiliate Marketing and Sales Outsourcing company founded in 2016. The team specializes in Affiliate Marketing and Sales Outsourcing.
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Maromatel - Vivo Empresas

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sao Paulo, Brazil

Services provided

40% Call Center Services

50% Business Consulting

10% Customer Service Outsourcing

Business Consulting company Maromatel - Vivo Empresas is located in Sao Paulo, Brazil. They offer Business Consulting and Call Center Services and were established in 2002.
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Ayty Tech

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

São Paulo, Brazil

Services provided

24% Call Center Services

20% CRM Consulting and SI

20% IT Strategy Consulting +3 services

16% Customer Service Outsourcing

10% E-Commerce Development

10% IT Managed Services

Founded in 2008, Ayty Tech is a midsize answering service company. Their services include Call Center Services and CRM consulting and SI.
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São Paulo, Brazil

Av. Brigadeiro Faria Lima, 1685, Conj.3C
São Paulo, Brazil 01452-001

+ 55.11.3522.9211

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Bizpro Processos de Negócios

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Sao Paulo, Brazil

Services provided

20% Call Center Services

50% Customer Service Outsourcing

30% Back Office Outsourcing

Bizpro Processos de Negócios is a Customer Service Outsourcing company. The firm is in Sao Paulo, Brazil. Their team provides Customer Service Outsourcing and Back Office Outsourcing.
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Top Call Center Services & Voice Services in Sao Paulo

List of the Top Sao Paulo Call Center Companies & Voice Services

Reviews mention High-quality work

Back Office Outsourcing for E-Commerce Co

Content Mktg & Call Center Services for Cashback Gaming Co

Customer Support for IT Company

Call Center Services for Automotive Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Proactive

Centralization Process & Outsourcing Svcs for Treatment Firm

Call Center Services for Nonprofit Organization

Call Center Services for Resume Builder Website

Image Annotation for Computer Vision Software

Social Media Management for Author

Reviewed 1 time in the past 6 months

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Flexible

Call Center Services for MarTech Company

Industry Experience

Select Industry to see insights

Select VoiceCom is very responsive

Customer Deployment for Consumer Products Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Detail-oriented

Back Office Support for Photo Organization Platform

Customer Support for Game Development Company

Industry Experience

Select Industry to see insights

Reviews mention Detail-oriented

App Management & Support for Learning Tech Company

Reviewed 8 times in the past 6 months

Call Center Services for Water & Energy Metering Company

SupportYourApp is very responsive

Call Center Services for E-Commerce Company

Industry Experience

Select Industry to see insights

six eleven global services is very responsive

Call Center Staffing for Government Helpline

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Average Project Cost Breakdown

What Clients Have Said

Combine Global Recruitment is very responsive

Reviews mention Flexible

Sales Outsourcing for FinTech Company

Sales Outsourcing for Marketing Services Company

Call Center Services for Software Company

Lead Gen & Appointment Scheduling for Consulting Firm

Lead Generation for BPO & Digital Transformation Firm

Lead Generation Services for SaaS Company

Average Project Cost Breakdown

What Clients Have Said

Virtual Sales Limited is very responsive

Call Center & Sales Services for FinTech Platform Co

Average Project Cost Breakdown

What Clients Have Said

Valoris Center is very responsive

Call Center Services for Utility Company

Average Project Cost Breakdown

What Clients Have Said

Assistring LLC is very responsive

Customer Support call

Reviews mention Innovative

Sales Appointment Setting for Optimization Strategy Company

Lead Generation for Digital Marketing Agency