Outsourcing Cologne

Your outsourcing partner based in Cologne.

Customer service, back-office, IT and sales — managed by a local team in Cologne and delivered by vetted partners across Europe.

  • Heckenrosenpfad 20, 50858 Köln
  • contact@tsc.international
Outsourcing-Team der The Source Company in Köln

Why companies in Cologne work with us

20+

years of experience

30–45%

cost savings

< 24h

response time

30

languages delivered

Outsourcing services in Cologne

Customer service

Phone, email and chat in German, English and more — with clear SLAs.

Back-office & BPO

Invoice processing, data entry, document management and HR admin.

IT & software

Dedicated engineering teams, QA, DevOps and AI capabilities.

Sales & lead generation

Outbound, appointment setting and campaigns for the German market.

Consulting

Process analysis, make-or-buy decisions and transition management.

Compliance & QA

GDPR, DPAs, quality assurance and reporting in every engagement.

Local in Cologne, delivery across Europe

Our office is in Cologne-Widdersdorf. From here we support companies in Cologne, Bonn, Düsseldorf, the Ruhr area and the wider Rhineland in person — from the first workshop to daily operations. Delivery runs through vetted EU partner teams, so data protection, time zone and language level match your market.

Areas we serve

  • Cologne
  • Bonn
  • Düsseldorf
  • Leverkusen
  • Ruhr area
  • Aachen
  • All of NRW
Also relevant: outsourcing in NRW

Frequently asked questions

Book a free intro call in Cologne

Tell us briefly what you need — we reply within 24 hours.

Request a proposal
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