# Top Back Office Outsourcing Companies in Stuttgart Recommended BPO Back Office companies in Stuttgart include Euro Union Assistance GmbH, Embers Call Center & Marketing GmbH, 4WT Co., Ltd., Mediawirt Consulting, Open Horizons Co. Ltd.. We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. [Learn how Clutch ensures trust](#why-trust-clutch) ## List of the Best Top Back Office Outsourcing Companies in Stuttgart Ratings Updated: Jul 11, 2026 ### [Euro Union Assistance GmbH](https://clutch.co/profile/euro-union-assistance-gmbh) - 50 - 249 employees - Stuttgart, Germany #### Services Provided - Allocation of Expertise by Percentage - 30% Back Office Outsourcing - 30% Call Center Services - 20% Customer Service Outsourcing - 20% Business Consulting #### Company description 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. [Visit Website](https://www.euro-union-assistance.de/) --- ### [Embers Call Center & Marketing GmbH](https://clutch.co/profile/embers-call-center-marketing-gmbh) - 10 - 49 employees - Stuttgart, Germany #### Services Provided - Allocation of Expertise by Percentage - 20% Back Office Outsourcing - 80% Call Center Services #### Company description 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. [Visit Website](https://www.callcenter24.net/) --- ### [4WT Co., Ltd.](https://clutch.co/profile/4wt-co) - $1,000+ minimum project size - $100 - $149 average hourly rate - 10 - 49 employees - Karlsbad, Germany #### Services Provided - Allocation of Expertise by Percentage - 20% Back Office Outsourcing - 60% Business Consulting - 20% Manufacturing Consulting #### Company description 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. [Visit Website](https://it-e-com.de) #### 31% of employees work in Karlsbad office Karlsbad, Germany Hans Thoma Str. 6 2 - 5 employees +49 30 868 709 4010 [See All Locations (2)](https://clutch.co/profile/4wt-co#location) --- ### [Mediawirt Consulting](https://clutch.co/profile/mediawirt-consulting) - 10 - 49 employees - Kirchheim unter Teck, Germany #### Services Provided - Allocation of Expertise by Percentage - 10% Back Office Outsourcing - 10% Call Center Services - 10% Corporate Training & Coaching - 20% Customer Service Outsourcing - 10% IT Managed Services - 10% Business Consulting - 10% Print Design - 10% Pay Per Click - 10% Search Engine Optimization #### Company description Mediawirt Consulting is a Customer Service Outsourcing company established in 2012. The team offers Customer Service Outsourcing and Search Engine Optimization. [Visit Website](http://www.mediawirt.de/) #### 50% of employees work in Kirchheim unter Teck office Kirchheim unter Teck, Germany Dettinger Str. 67-69 10 - 15 employees +49 7021 732900 [See All Locations (2)](https://clutch.co/profile/mediawirt-consulting#location) --- ### [Open Horizons Co. Ltd.](https://clutch.co/profile/open-horizons-co) - $5,000+ minimum project size - < $25 average hourly rate - 10 - 49 employees - Schriesheim, Germany #### Services Provided - Allocation of Expertise by Percentage - 35% Back Office Outsourcing - 25% Document Digitization & Management - 5% Employer of Record (EOR) Services - 35% Finance & Accounting Outsourcing (FAO) #### Company description 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). [Visit Website](https://www.openhorizonsltd.com) --- #### Get personalized agency matches based on your project goals. 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