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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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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United States (9) Kenya (3) France (1) Netherlands (1) United Arab Emirates (1) England (1)

This provider is fluent in 54 languages:

Mandarin

English

Spanish

Arabic

Bengali

Hindi

Russian

Portuguese

Japanese

German

Javanese

Korean

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This provider is available in 38 time zones:

Colombia Time (COT)

Near East Time (NET)

Middle East Time (MET)

China Taiwan Time (CTT)

Gulf Standard Time (GST)

Brazil Eastern Time (BET)

Greenwich Mean Time (GMT)

India Standard Time (IST)

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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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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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17 of 21 Call Center Services reviews are 5 stars

$200,000 – $999,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Digital Government Partner
5.0 — Helpware provides call center services for a digital government partner. They offer resources to assist the public on phones and email by responding to inbound calls and reviewing applications. Read more
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More responsive than most other service providers

Helpware CX 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 (40) Canada (1) Georgia (1) Kenya (1) New Zealand (1)

This provider is fluent in 16 languages:

Mandarin

English

Spanish

Arabic

Russian

Portuguese

Japanese

German

Korean

French

Vietnamese

Italian

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This provider is available in 32 time zones:

Near East Time (NET)

Middle East Time (MET)

China Taiwan Time (CTT)

Brazil Eastern Time (BET)

Greenwich Mean Time (GMT)

India Standard Time (IST)

Japan Standard Time (JST)

Midway Islands Time (MIT)

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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 Timely
Overall sentiment regarding timeliness at Select VoiceCom is highly positive. Clients commend the company's ability to deliver on time and manage projects efficiently, with one client noting, "They always deliver on time and exceed our expectations." Another client highlighted their impressive capacity to handle multiple complex projects simultaneously without delays, stating, "They maintained a seamless workflow without any missed deadlines." This consistent reliability reflects Select VoiceCom's commitment to client satisfaction.

Back Office & Sales Outsourcing for Photography Studio

5.0 Feb 7, 2025

SVC are extremely reliable when it comes to project management. They always go above and beyond for us, whether it's recruitment, campaign management, HR or training. They always deliver on time and exceed our expectations.
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2 of 4 Call Center Services reviews are 5 stars

$200,000 – $999,999 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Call Center Services for Third-Party Management Company
4.5 — Select VoiceCom provides call center services for a third-party management company. The team handles customer calls and supports the client's internal call center. Read more
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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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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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Reviews mention Accommodating
Clients consistently highlight TDCX's accommodating nature, emphasizing their willingness to adapt to evolving business needs. One client noted the team's dedication to meeting requests based on learnings and their openness to changes, which is crucial for startups. Another mentioned TDCX's agility in managing workforce adjustments as business forecasts change, demonstrating a proactive partnership approach. Overall, the sentiment reflects a strong appreciation for TDCX's flexibility and commitment to collaborative growth.

BPO Services for E-Commerce Company

5.0 Mar 31, 2022

The team is very dedicated, willing to accommodate our requests based on learnings and business needs and also open for improvements. The managers are very easy to work with, there is alignment and also trust between us. I love how they see themselves as being part of another company's journey rather than focusing on short-term gain. As such, they are very accommodating and open to changes and revisions which is very important for a startup.
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Call Center Services for Global Tech Company

5.0 Jun 25, 2021

Strong operational cadence: Weekly/Monthly and Quarterly reviews. Constant communication and ability to circle back on complex problem statements given by our teams to TDCX. Very agile management - Workforce easily accommodates changes based on business forecasts and changing needs of quality and availability of talent. TDCX has a high bar on operational rhythm and cadence - 90% of the time they run the business on their own without any intervention needed from our teams.
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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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Singapore (7) Germany (1) Spain (1) United States (1)

This provider is available in 32 time zones:

Near East Time (NET)

Middle East Time (MET)

China Taiwan Time (CTT)

Brazil Eastern Time (BET)

Greenwich Mean Time (GMT)

India Standard Time (IST)

Japan Standard Time (JST)

Midway Islands Time (MIT)

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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 Results-oriented
Customer Umbrella has received positive feedback for its results-oriented approach, particularly in enhancing customer satisfaction and operational efficiency. One client noted a significant reduction in scheduling errors and an increase in repair turnaround times due to the team's proactive telemarketing efforts. Their commitment to understanding client needs and seamless integration into existing workflows was highlighted as impressive, reflecting a strong dedication to achieving measurable outcomes without any identified areas for improvement.

Back Office Outsourcing for Electronics Manufacturer

5.0 Feb 28, 2024

Our repair service operations' increased customer satisfaction and efficiency were clear indicators of the project's results. We saw a major decrease in scheduling errors and missed appointments as a result of their persistent telemarketing efforts, which sped up hardware repair turnaround times. Furthermore, our diverse customer base received effective and personalised communication thanks to their multilingual support, which improved their overall experience with us.
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3 of 4 Call Center Services reviews are 5 stars

Less than $10,000 avg. project cost

Call Center Services PROJECT HIGHLIGHT

Customer Support Outsourcing for Game Development Company
5.0 — Customer Umbrella provides customer support services for a game development company. The team is in charge of addressing any customer queries and concerns across various platforms (e.g., email, live Read more
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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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Average Project Cost Breakdown

$10,000 to $49,000 (9) Less than $10,000 (2)

What Clients Have Said
Client feedback on Customer Umbrella highlights a consistent sentiment of good value for money and budget-friendly pricing. Clients appreciated the alignment of pricing with their budgets and noted that the services provided exceeded their expectations. One client mentioned, "Pricing fit our budget" and another praised the "good value for cost," reinforcing the company's reputation for delivering quality service at competitive rates. Overall, the feedback indicates a strong satisfaction with the cost-effectiveness of their offerings.
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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 Personable
SupportYourApp has received positive feedback regarding their personable approach, with clients noting the 'warm, yet professional' relationship maintained through regular communication. One client highlighted the 'personal touch' in their service, making interactions feel human rather than robotic. The responsiveness and dedication of their team were also praised, with clients appreciating the effort to personalize support, which enhanced customer experience. Overall, the sentiment reflects a strong emphasis on personal engagement and client satisfaction.

Customer Support for Tech Startup

5.0 Nov 10, 2020

They're an all-around solid provider with no major issues and they seem to treat their staff very well. The company's CEO also reached out personally after our onboarding for feedback - they are very in-touch with the needs of their customers.
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Presales & Customer Support for AI Language Platform

5.0 Apr 15, 2020

Their ability to deliver is great as well. They’re extremely responsive, and we’re confident that our customers are getting personalized service. Their personal touch and approach make them feel like they’re talking to a person, not a robot.
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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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Average Project Cost Breakdown

$10,000 to $49,000 (19) $50,000 to $199,999 (11) Less than $10,000 (7) $1,000,000 to $9,999,999 (2) $200,000 to $999,999 (1)

What Clients Have Said
SupportYourApp has received positive feedback regarding its cost-effectiveness and value for money. Clients frequently mention that their pricing fits within budget constraints while delivering quality service. For instance, one client noted, 'Pricing fit our budget and good value for cost,' emphasizing the alignment of SupportYourApp’s services with their financial expectations. Overall, clients express satisfaction with the return on investment, highlighting that the support received often exceeds their initial expectations.
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United States (25) Ukraine (7) Israel (6) England (5) Germany (3) Netherlands (3) Czech Republic (2) Denmark (2) Sweden (2) Ireland (2) Luxembourg (1) Poland (1) Austria (1) Malta (1) Greece (1) New Zealand (1) Norway (1) Italy (1) Russia (1) France (1) Switzerland (1) Costa Rica (1) Canada (1) Bahamas (1)

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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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Average Project Cost Breakdown

$50,000 to $199,999 (2) $200,000 to $999,999 (2) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently highlight six eleven global services' competitive pricing and strong value for money. One client noted that their pricing fit the budget and provided good value, while another emphasized significant cost savings without compromising quality. The overall sentiment is positive, with multiple reviews praising their effective communication and high-quality service relative to cost, indicating a strong alignment with client expectations and needs.
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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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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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Industry Experience

Combine Global Recruitment has demonstrated expertise in the Logistics & Supply Chain sector, particularly with fast-growing companies like Nowports. Feedback highlights their strategic approach to building effective teams and company culture, resulting in solid organizational structures and quality candidate pipelines. Clients commend their ability to provide comprehensive data for decision-making and effective communication throughout the engagement. Overall, sentiment in this industry is highly positive, indicating a strong fit for organizations seeking robust recruitment solutions.
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Logistics & Supply Chain

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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

Local clients highlight Combine Global Recruitment's holistic understanding of business needs, enabling them to build solid management teams. Their efficient workflow and detailed candidate data help clients make informed decisions during rapid expansion efforts.
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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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3 of 5 reviews are 5 stars

1 new review for Call Center Services services

$10,000 – $49,000 avg. project cost

Reviewed 5 times in the past 6 months
In the past six months, clients have praised Virtual Sales Limited for their professionalism, flexibility, and ability to integrate seamlessly into their teams. Notable feedback includes an average of six booked calls monthly and the successful generation of qualified leads, significantly enhancing clients' sales pipelines. Clients highlighted the team's strong project management and responsiveness, with one stating, 'They feel like an extension of our team.' Overall sentiment is highly positive, with no significant areas for improvement noted.
Read 5 Recent Reviews

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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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England (10) United States (4) Bulgaria (1) Croatia (1) France (1)

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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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1 of 1 reviews is 5 stars

1 new review for Call Center Services services

Unknown avg. project cost

Reviewed 1 time in the past 6 months
In the past six months, Valoris Center has received positive feedback for their punctual project management and effective customer support. Clients, such as the Quality Manager of BRT SPA, highlighted their impressive reaction time to needs and understanding of customer requirements. The company was praised for its good cultural fit and value for cost. Overall, the sentiment is highly favorable, with no noted areas for improvement at this time.
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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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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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Reviews mention Timely
Clients express high satisfaction with Assistring LLC's timeliness and efficiency. One reviewer noted that the team delivered all items on time and was available 24/7, even on holidays, demonstrating a strong commitment to client needs. The ability to reduce the call drop rate from 40% to under 3% further reflects their prompt service. Overall, the sentiment regarding timeliness is highly positive, with no reported areas for improvement.

Customer Service Outsourcing for Restaurant & Events Company

5.0 Apr 5, 2026

The team was very efficient, delivered everything on time, and was available around the clock to help us at all times, 365 days a year, even on Christmas Day.
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1 of 1 reviews is 5 stars

$10,000 – $49,000 avg. project cost

Reviewed 1 time in the past 6 months
Recent reviews of Assistring LLC reflect a strong overall sentiment, highlighting their exceptional customer service and efficient project management. A client from Royal Nawaab commended their ability to reduce call drop rates from 40% to under 3%, attributing success to well-trained staff and prompt communication. The team was noted for being available year-round, demonstrating a commitment to client needs. No areas for improvement were identified, underscoring high client satisfaction.
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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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United States (6) England (5) Poland (1)

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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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Featured

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 Open to feedback
A-SALES AB has received positive feedback regarding their openness to client feedback, with multiple clients noting their responsiveness and willingness to adapt strategies based on input. One client emphasized their 'extremely responsive' nature and the value of bi-weekly brainstorming sessions. Another client highlighted their 'active' approach to problem-solving, showcasing a commitment to continuous improvement. Overall, the sentiment is overwhelmingly favorable, with clients appreciating A-SALES AB's collaborative attitude and effective communication.

Call Center Services & Market Research for Software Company

5.0 Aug 14, 2024

Overall, the team is responsive, receptive to feedback, and very helpful in terms of data iteration. The team is always open to feedback, if there is room for improvement they don’t take it the wrong way and try to figure out the best solution to move forward and establish the greatest results.
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Sales Outsourcing & Lead Generation for Compliance Platform

5.0 Feb 25, 2025

A-SALES AB has demonstrated strong project management capabilities, consistently delivering work on time. Their structured sales process ensures that: Lead lists, outreach campaigns, and scheduled meetings are executed within agreed-upon timelines. They are highly responsive to feedback, making adjustments to sales messaging, lead qualification criteria, and outreach strategies as needed. Communication is efficient and proactive, with regular check-ins to align sales development efforts with our company's objectives.
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Outreach Strategy for Government Consulting Co

5.0 Mar 14, 2025

The team is very open to feedback and responsive. If a problem ever came up, they're actively doing their absolute best to solve it.
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Lead Gen, Qualification & Appointment for Home Care Company

5.0 May 29, 2025

Bi-weekly performance review and brainstorming sessions with the vendor to review approach (KPI based) and improve the same. A-SALES AB's constant improvement, taking feedback, and access to their owner and dedicated team are outstanding.
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Sales Outsourcing for AI-First Software Company

5.0 Jul 23, 2026

A-Sales was highly collaborative throughout the engagement. Their team communicated openly, adapted quickly as we introduced feedback from sales calls, and maintained a disciplined cadence without requiring extensive oversight from our side.
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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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Average Project Cost Breakdown

Less than $10,000 (22) $10,000 to $49,000 (15)

What Clients Have Said
A-SALES AB is frequently praised for its competitive pricing and overall value for money. Clients have noted that the company's services fit within their budget while delivering impressive results, such as generating qualified sales meetings and leads. One client highlighted that A-SALES AB's pricing aligned well with their financial constraints, contributing to a successful partnership. Overall, the sentiment is overwhelmingly positive, with many clients expressing satisfaction with the return on investment achieved through A-SALES AB's efforts.
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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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Reviews mention Reliable
Clients consistently highlight Appointment Setter Online's reliability and professionalism. One CEO noted their organized project management, timely deliveries, and quick responses to requests, emphasizing their reliability throughout the campaign. Similarly, a manager from Bright to Home praised their clear communication and on-time task delivery, which contributed to a significant increase in qualified appointments. Overall, the sentiment surrounding reliability is overwhelmingly positive, with clients appreciating the consistent results and dependable service provided.

Call Center & Sales Outsourcing for Appliance Repair Company

5.0 Nov 24, 2025

Their project management was smooth and organized. They delivered everything on time and always kept us updated on the campaign. Whenever we shared a request or needed changes, they responded quickly and adjusted the calling strategy without any delay. Overall, they were reliable and easy to work with.
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Back Office Outsourcing for Auto Detailing Company

5.0 Dec 18, 2025

Communication was straightforward and dependable. They followed through with scheduled calls and delivered exactly what was promised on time, without us having to constantly monitor progress.
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Call Center Services for Marketing Company

5.0 Dec 3, 2025

Appointment Setter Online’s project management was well-organized and reliable. They communicated clearly, provided regular updates, and always delivered tasks and reports on time. We primarily communicated via virtual meetings.
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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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United States (20) Canada (8) France (1)

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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

Call Center Services for Automotive Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviewed 1 time in the past 6 months

Call Center Services for Digital Government Partner

Helpware CX is very responsive

Reviews mention Timely

Back Office & Sales Outsourcing for Photography Studio

Call Center Services for Third-Party Management Company

Industry Experience

Select Industry to see insights

Reviews mention Accommodating

BPO Services for E-Commerce Company

Call Center Services for Global Tech Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Results-oriented

Back Office Outsourcing for Electronics Manufacturer

Customer Support Outsourcing for Game Development Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Personable

Customer Support for Tech Startup

Presales & Customer Support for AI Language Platform

Call Center Services for Water & Energy Metering Company

Average Project Cost Breakdown

What Clients Have Said

Call Center Services for E-Commerce Company

Average Project Cost Breakdown

What Clients Have Said

six eleven global services is very responsive

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Industry Experience

Select Industry to see insights

Combine Global Recruitment is very responsive

Reviewed 5 times in the past 6 months

Average Project Cost Breakdown

What Clients Have Said

Virtual Sales Limited is very responsive

Reviewed 1 time in the past 6 months

Call Center & Sales Services for FinTech Platform Co

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Timely

Customer Service Outsourcing for Restaurant & Events Company

Reviewed 1 time in the past 6 months

Assistring LLC is very responsive

Reviews mention Open to feedback

Call Center Services & Market Research for Software Company

Sales Outsourcing & Lead Generation for Compliance Platform

Outreach Strategy for Government Consulting Co

Lead Gen, Qualification & Appointment for Home Care Company

Sales Outsourcing for AI-First Software Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Reliable

Call Center & Sales Outsourcing for Appliance Repair Company

Back Office Outsourcing for Auto Detailing Company

Call Center Services for Marketing Company

Average Project Cost Breakdown

What Clients Have Said

Award Winning Appointment Setting Team

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