T-Systems is a company providing digital services for businesses and institutions. It offers secure operation of legacy systems, classic ICT services, the transformation to cloud-based services, as well as new business models and projects for data analytics, Internet of Things, machine-to-machine (M2M) communication, and industrial internet business fields. The company serves automotive, manufacturing, retail, public sector, travel, transportation, logistics, and healthcare industries.

Employee Rating

Parent CompanyDeutsche Telekom
HQFrankfurt, DE
Cybersecurity ratingCMore
T-Systems was founded in 2000 and is headquartered in Frankfurt, DE

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Key People/Management at T-Systems

Georg Pepping

Georg Pepping

Human Resources Director
Maximilian Ahrens

Maximilian Ahrens

Chief Technology Officer
Christian P. Illek

Christian P. Illek

Christoph Ahrendt

Christoph Ahrendt

Finance & Controlling Director
Gladys Wong

Gladys Wong

Vice President Finance and Controlling, T-Systems Singapore
Claudia Schopf

Claudia Schopf

Vice President Finance and Controlling, Public Sector & Healthcare, T-Systems Belguim
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T-Systems Office Locations

T-Systems has offices in Frankfurt, Aachen, Bamberg, Berlin and in 75 other locations
Frankfurt, DE (HQ)
Hahnstr. 43
Aachen, DE
Am Gut Wolf 3-9
Bamberg, DE
13 Gutenbergstraße
Berlin, DE
11 Pascalstraße
Berlin, DE
44 Dernburgstraße
Berlin, DE
4 Holzhauser Str.
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T-Systems Financials and Metrics

Summary Metrics

Founding Date

T-Systems is a subsidiary of Deutsche Telekom

T-Systems Revenue

T-Systems's revenue was reported to be €6.94 b in FY, 2018 which is a 0.3% increase from the previous period.
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EURFY, 2014FY, 2015FY, 2016FY, 2017

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EURFY, 2014

Financial Leverage

3.2 x
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T-Systems Operating Metrics

FY, 2014FY, 2015Q2, 2017


300 k


20 20 21

Data Centers


Scalable Platform Users

3.80 m
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T-Systems Cybersecurity Score

Cybersecurity ratingPremium dataset



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T-Systems Revenue Breakdown

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T-Systems revenue breakdown by business segment: 65.0% from Market Unit , 14.5% from Telekom IT and 20.5% from International Revenue

T-Systems Online and Social Media Presence

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T-Systems News and Updates

Google Cloud and T-Systems Announce Strategic Partnership for Cloud Innovation

SUNNYVALE, Calif. and FRANKFURT, Germany, March 5, 2020 /PRNewswire/ -- Google Cloud and T-Systems today announced a partnership to deliver solutions and managed services to help enterprise customers digitally transform with the cloud. Under the new partnership, T-Systems will provide...

Hungary’s 4iG pulls out of T-Systems deal

Hungarian IT infrastructure company 4iG has withdrawn from a transaction to buy T-Systems, a Hungarian subsidiary of German telecommunications giant Deutsche Telekom and the largest IT services provider in Hungary. “We made a difficult, but careful decision,” said 4iG chairman and CEO Gellér Jászai,…

Deutsche Telekom to take on telecom ops from slimmed-down T-Systems

Deutsche Telekom is taking back responsibility for corporate telecoms clients from its restructured T-Systems unit, which will emerge as a slimmed-down operation focused on IT and digital services.

Candera, IDW Technologies, Reutlingen University, T-Systems, and Wuhan Bluestar Technology join Automotive Grade Linux to Support Shared Technology Development for In-Car Technology

SAN FRANCISCO, July 3, 2019 /PRNewswire/ -- Automotive Grade Linux (AGL), a collaborative cross-industry effort developing an open source platform for connected car technologies, announces that Wuhan Bluestar Technology has joined as a Silver member, and Candera, IDW Technologies,...

IBM, T-Systems scrap mainframe venture after German criticism

IBM has withdrawn an application for anti-trust approval for a mainframe computing venture with T-Systems, the IT services arm of Deutsche Telekom, after the German cartel office made a critical initial assessment of the plan.

IBM, T-Systems abandon mainframe venture - German cartel office

IBM has withdrawn an application for anti-trust approval for a mainframe computing venture with T-Systems, the IT services arm of Deutsche Telekom , after the German cartel office took a closer look at the transaction.
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T-Systems Blogs

5G and the land of dreams

“Look all you want, but don’t touch anything!” – I can’t begin to count the times I’ve told that to... View Article Der Beitrag 5G and the land of dreams erschien zuerst auf T-Systems Blog.

Two-class society

At times, new generations of employees put the established culture of work systems and collaboration to the test. The provision of new, “fancy” workplace systems for efficient working is only the tip of the iceberg: the IT department also faces the challenge of managing the new world together with t…

About file sharing and lost identities

The marketing people have once again stuffed the master file with lots of huge pictures. PowerPoint is crippled, and Outlook refuses to transport the file. And my boss is pleading with me to get the file to him, because he wants to present it in a management meeting 10 minutes from now. Scenarios li…

Autonomously autonomous? Nothing can happen in isolation

Autonomous driving is currently the big dream in the automotive world. And sometimes, just after getting up in the morning,... View Article Der Beitrag Autonomously autonomous? Nothing can happen in isolation erschien zuerst auf T-Systems Blog.

Hybrid hype, everywhere

"Hybrid" is the buzzword of the day. And for good reason. Particularly where workplace systems for communication and collaboration are involved, hybrid approaches – operating a mixed private/public cloud – can deliver significant cost reductions. Der Beitrag Hybrid hype, everywhere erschien zuerst …

Autonomous eyes

“Oh, look – there’s an ice-cream man. Ah, look out …” Crash. Bang. There are 5 accidents on the German... View Article Der Beitrag Autonomous eyes erschien zuerst auf T-Systems Blog.
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T-Systems Frequently Asked Questions

  • When was T-Systems founded?

    T-Systems was founded in 2000.

  • Who are T-Systems key executives?

    T-Systems's key executives are Georg Pepping, Maximilian Ahrens and Christian P. Illek.

  • How many employees does T-Systems have?

    T-Systems has 37,500 employees.

  • What is T-Systems revenue?

    Latest T-Systems annual revenue is €6.9 b.

  • What is T-Systems revenue per employee?

    Latest T-Systems revenue per employee is €185 k.

  • Who are T-Systems competitors?

    Competitors of T-Systems include NTT Communications, Atos and Sopra Steria.

  • Where is T-Systems headquarters?

    T-Systems headquarters is located at Hahnstr. 43, Frankfurt.

  • Where are T-Systems offices?

    T-Systems has offices in Frankfurt, Aachen, Bamberg, Berlin and in 75 other locations.

  • How many offices does T-Systems have?

    T-Systems has 96 offices.