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Top Back Office Outsourcing Companies in Stuttgart

Ratings Updated: June 2, 2026

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0 Leaders 4 Contenders

4 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

20% Back Office Outsourcing

15% Customer Service Outsourcing

15% Data Annotation Services +5 services

15% Document Digitization & Management

10% Call Center Services

10% Content Moderation Services

10% Litigation Support Services

5% Transcription

TECHSPEED INC is a Business Process Outsourcing company specializing in Back Office Services and Administrative Support Services. The reviews highlight their high accuracy in data entry, proactive communication, and efficient project management, with a 100% completion rate on deliverables and timely responses to client needs. Both reviewers expressed full satisfaction, noting no areas for improvement.

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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 reflect a highly positive sentiment, with clients praising their professionalism, responsiveness, and the quality of deliverables. One client highlighted their efficient data management processes, noting improved user experience and SEO benefits. Another emphasized the company's ability to provide comprehensive and timely election information, surpassing competitors in both speed and accuracy. Overall, clients express satisfaction with the engagement, citing no areas for improvement.
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2 of 2 Back Office Outsourcing reviews are 5 stars

2 new reviews for Back Office Outsourcing in past 6 months

Less than $10,000 avg. project cost

Back Office Outsourcing PROJECT HIGHLIGHT

Customer Service Outsourcing for Home Care Agency
5.0 — TECHSPEED INC provides data entry and call center services for a home care agency. The team handles data entry tasks, including renaming, splicing, and entering data. Read more
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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 exceptional value for money. One client noted they chose TECHSPEED for their 'good value for cost,' emphasizing the superior volume and speed of deliverables compared to other vendors. Another pointed out that their pricing fit within budget while maintaining high-quality service. Overall, the sentiment reflects strong satisfaction with the cost-effectiveness and reliability of TECHSPEED's services, with multiple clients expressing no identified areas for improvement.
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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

15% Back Office Outsourcing

45% Customer Service Outsourcing

40% Call Center Services

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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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 reviews of Assistring LLC highlight their exceptional customer service and operational efficiency. Clients commend their ability to significantly reduce call drop rates and manage high volumes of inbound inquiries across multiple channels. Notably, one client noted the team's round-the-clock availability and impressive training standards. Overall, feedback reflects strong satisfaction with the company's responsiveness, strategic partnership, and commitment to delivering measurable results, with no reported areas for improvement.
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2 of 2 Back Office Outsourcing reviews are 5 stars

1 new review for Back Office Outsourcing in past 6 months

$10,000 – $49,000 avg. project cost

Back Office Outsourcing PROJECT HIGHLIGHT

Back Office Outsourcing for Photography Studio
5.0 — Assistring LLC provides back office outsourcing services for a photography studio. The team has helped the client build a team of skilled salespeople who can convert a mix of leads into clients. Read more
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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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Big Outsource

5.0 52 reviews
Premier Verified

$10,000+

< $25 / hr

250 - 999

Serves Stuttgart, Germany

Services provided

30% Back Office Outsourcing

40% Customer Service Outsourcing

20% Call Center Services +1 service

10% Finance & Accounting Outsourcing (FAO)

Big Outsource is a Business Process Outsourcing company specializing in Remote Office Support and Administrative Support Services. It consistently receives high praise for reliability and professionalism, with clients noting improvements in efficiency and communication. Approximately 95% of reviews highlight their ability to integrate seamlessly with existing workflows, while 70% commend their proactive communication. Opportunities for enhancement include expanding service hours and offering more proactive tool suggestions.

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23 of 23 Back Office Outsourcing reviews are 5 stars

13 new reviews for Back Office Outsourcing in past 6 months

$50,000 – $199,999 avg. project cost

Back Office Outsourcing PROJECT HIGHLIGHT

Documentation & Transcription for Preservation Mgmt. Company
5.0 — Big Outsource provided editing and formatting services for a cultural institution. Their tasks included reformatting PowerPoint decks, creating trainer-facing guides, and transcribing Zoom Read more
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Industry Experience

Big Outsource has demonstrated notable expertise across various industries, including Information Technology, eCommerce, Healthcare, Financial Services, and Consumer Products. Clients commend their ability to enhance operational efficiency, improve customer service response times, and maintain a high standard of quality. Overall sentiments reflect a strong alignment of values, professionalism, and effective communication, making them a suitable partner for businesses seeking reliable support in these sectors.
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Healthcare Software Financial services Chemicals & Biotechnology Other industries Wellness & Fitness Beauty Education Medical Real estate Retail Telecommunications Beauty & Cosmetics Arts, entertainment & music Legal Supply Chain, Logistics, and Transport Consulting Consumer Products Information technology eCommerce

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Average Project Cost Breakdown

$50,000 to $199,999 (15) $10,000 to $49,000 (1) $200,000 to $999,999 (1)

What Clients Have Said
Clients frequently commend Big Outsource for their competitive pricing and exceptional value for money. Many highlighted that the pricing fit their budgets while still delivering high-quality service. For instance, one client noted a 70% reduction in in-house admin workload and a 15% increase in client satisfaction, emphasizing the value derived from their partnership. Overall, the sentiment reflects strong satisfaction with cost versus the quality of service provided, underscoring Big Outsource's alignment with client needs and expectations.
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United States (19) Canada (2) Australia (1) India (1) Serbia (1) Switzerland (1) England (1)

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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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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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Clutch Leaders Matrix

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Focus (x-axis)

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Ability to Deliver considers three criteria:

Client feedback and reviews
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Market presence and reputation in the industry

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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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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