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Top Back Office Outsourcing Companies in Stuttgart

Ratings Updated: July 13, 2026

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5 Companies

Country: Germany

City: Stuttgart

Services: Back Office Outsourcing

List of the Top Stuttgart Back Office Outsourcing Service Providers

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TECHSPEED INC

4.9 18 reviews
Premier Verified

$1,000+

< $25 / hr

50 - 249

Serves Stuttgart, Germany

Services provided

30% Back Office Outsourcing

25% Call Center Services

25% Content Moderation Services +1 service

20% Customer Service Outsourcing

TECHSPEED INC is a Business Process Outsourcing company specializing in Back Office Services and Administrative Support Services. With a high accuracy rate in data entry tasks and effective project management, the company receives positive feedback for its proactive communication and client-centric approach. About 100% of reviewers highlight their responsiveness and attention to detail, with no areas for improvement mentioned.

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Reviews mention Adaptable
Clients have consistently praised TECHSPEED INC for their impressive adaptability throughout the engagement. One client noted their ability to provide constructive feedback and adjust to bugs during the product development phase, highlighting their flexibility as a significant asset. The team scaled operations swiftly and effectively managed project challenges, demonstrating a strong capacity to adapt to evolving requirements. Overall, the sentiment regarding adaptability is highly positive, with clients appreciating their responsiveness and willingness to adjust strategies as needed.

Call Center & Data Entry for Healthcare Revenue Cycle Co

5.0 Nov 13, 2024

Their adaptability was impressive. Although the product didn’t exist before, they were great at giving feedback and adapting to bugs as we developed it. I truly appreciated their flexibility.
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2 of 2 reviews are 5 stars

Unknown avg. project cost

Reviewed 2 times in the past 6 months
Recent reviews for TECHSPEED INC highlight a strong overall sentiment of satisfaction among clients. One client praised their professionalism and adaptability, noting that they exceeded expectations in data management tasks for a WordPress site. Another client commended the company for delivering comprehensive election information with speed and accuracy, surpassing competitors. Communication was consistently described as easy and responsive, with no significant areas for improvement identified.
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Average Project Cost Breakdown

Less than $10,000 (6) $10,000 to $49,000 (5)

What Clients Have Said
Clients consistently highlight TECHSPEED INC's competitive pricing and value for money. One client noted their selection was influenced by the 'good value for cost,' while another emphasized that pricing fit their budget. Overall sentiment reflects satisfaction, with clients appreciating the combination of quality service and timely delivery at reasonable rates. Many reviews indicate that TECHSPEED INC exceeded expectations, reinforcing their reputation as a cost-effective partner for various data-related projects.
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United States (16) Canada (1)

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Assistring LLC

5.0 16 reviews
Verified

$1,000+

< $25 / hr

50 - 249

Serves Stuttgart, Germany

Services provided

30% Back Office Outsourcing

30% Customer Service Outsourcing

20% Call Center Services +2 services

10% AI Agents

10% HR Outsourcing

Assistring LLC is a Business Process Outsourcing (BPO) company specializing in back-office and customer service solutions, including multichannel support and call center operations. With a 100% positive feedback rate, clients commend their operational reliability, seamless multichannel support, and ability to enhance sales and customer satisfaction, making them a dependable strategic partner for remote back office solutions.

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Reviews mention Easy to reach
Clients consistently express satisfaction with Assistring LLC's accessibility, highlighting their 24/7 support as a key advantage. One client noted the effectiveness of the live call support, stating it was the best decision for their company, allowing them to manage customer inquiries across various time zones. Overall, the sentiment regarding communication and responsiveness is highly positive, with clients appreciating the quick response times and the company's commitment to customer service.

Customer Service Outsourcing & Email Mktg for Wholesale Co

4.5 Oct 4, 2024

Every customer is happy and every call gets picked in less than a minute. The services they are providing are 24/7. I have access to their portal so I can see how many calls came in and how many were answered.
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2 of 2 reviews are 5 stars

1 new review for Back Office Outsourcing services

$10,000 – $49,000 avg. project cost

Reviewed 2 times in the past 6 months
Recent feedback on Assistring LLC highlights their exceptional customer service and operational efficiency. Clients noted significant improvements, such as reducing call drop rates from 40% to under 3% and managing tens of thousands of inbound calls monthly. Their team is praised for timely delivery and a proactive approach to client needs. Notably, the flexibility and reliability demonstrated over multiple years have solidified their reputation as a strategic partner. Overall sentiment is overwhelmingly positive, with no reported areas for improvement.
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Industry Experience

Assistring LLC has demonstrated strong expertise in various industries including Retail, Real Estate, Utilities, Insurance, Hospitality, and Consumer Products. Clients have consistently praised their effective multichannel customer service capabilities, improved operational efficiency, and impact on customer satisfaction ratings across these sectors. Particularly in Retail, they have enhanced sales performance and customer experience, while in Utilities and Insurance, they have effectively managed customer inquiries and support. Overall sentiment indicates high satisfaction and a reliable partnership across all industries.
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Retail Real estate Utilities Insurance Consumer products & services Hospitality & leisure

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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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Euro Union Assistance GmbH

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Stuttgart, Germany

Services provided

30% Back Office Outsourcing

30% Call Center Services

20% Business Consulting +1 service

20% Customer Service Outsourcing

Euro Union Assistance GmbH is a call center company founded in 1994. Based in Stuttgart, Germany, the team specializes in Call Center Services and Back Office Outsourcing.
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Embers Call Center & Marketing GmbH

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Stuttgart, Germany

Services provided

20% Back Office Outsourcing

80% Call Center Services

Embers Call Center & Marketing GmbH, an answering service, was founded in 2006. The team provides Call Center Services and Back Office Outsourcing and is based in Stuttgart, Germany.
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4WT Co., Ltd.

Not yet reviewed

$1,000+

$100 - $149 / hr

10 - 49

Karlsbad, Germany

Services provided

20% Back Office Outsourcing

60% Business Consulting

20% Manufacturing Consulting

4WT Co., Ltd. Is a Business Consulting company. The team is in Bangkok, Thailand and Karlsbad, Germany, and their services include Business Consulting and Back Office Outsourcing.
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Karlsbad, Germany

Hans Thoma Str. 6
Karlsbad, Germany 76307
2 - 5

+49 30 868 709 4010

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Mediawirt Consulting

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Kirchheim unter Teck, Germany

Services provided

10% Back Office Outsourcing

20% Customer Service Outsourcing

10% Business Consulting +6 services

10% Call Center Services

10% Corporate Training & Coaching

10% IT Managed Services

10% Pay Per Click

10% Print Design

10% Search Engine Optimization

Mediawirt Consulting is a Customer Service Outsourcing company established in 2012. The team offers Customer Service Outsourcing and Search Engine Optimization.
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Kirchheim unter Teck, Germany

Dettinger Str. 67-69
Kirchheim unter Teck, Germany 73230
10 - 15

+49 7021 732900

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Open Horizons Co. Ltd.

Not yet reviewed

$5,000+

< $25 / hr

10 - 49

Schriesheim, Germany

Services provided

35% Back Office Outsourcing

35% Finance & Accounting Outsourcing (FAO)

25% Document Digitization & Management +1 service

5% Employer of Record (EOR) Services

Open Horizons Co. Ltd. Is a Back Office Outsourcing company. Established in 2008, the team specializes in Back Office Outsourcing and Finance & Accounting Outsourcing (FAO).
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List of the Top Stuttgart Back Office Outsourcing Service Providers

Euro Union Assistance GmbH

Undisclosed

Undisclosed

50 - 249

Stuttgart, Germany

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

30% Back Office Outsourcing

70% Other

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Embers Call Center & Marketing GmbH

Undisclosed

Undisclosed

10 - 49

Stuttgart, Germany

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Back Office Outsourcing

80% Other

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4WT Co., Ltd.

$1,000+

$100 - $149 / hr

10 - 49

Karlsbad, Germany

Ability to deliver

5.2/40.0

0/20 Reviews

0/10 Clients & Experience

5.2/10 Market Presence

Service focus

20% Back Office Outsourcing

80% Other

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Mediawirt Consulting

Undisclosed

Undisclosed

10 - 49

Kirchheim unter Teck, Germany

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

10% Back Office Outsourcing

90% Other

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Open Horizons Co. Ltd.

$5,000+

< $25 / hr

10 - 49

Schriesheim, Germany

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

35% Back Office Outsourcing

65% Other

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