Who we’re working for

TEICHGRÄBER is committed to people and leader, who are committed to their own development and / or the development of people, teams and cultures.

Mind a reference? We can get it for you, on request and in consultation with our customers of course.

As a start you find here some actual customers we’re collaborating with (2015 / 2016 / 2017) here, so you don’t have to read 150 names of customers we were having a three-hour-mini-project with 10 years ago.

Retail- and wholesale business:

  • Esprit Europe GmbH, Ratingen


  • Bayer Direct Services GmbH, Leverkusen
  • Diehl Stiftung und Co GmbH, Nürnberg
  • Diehl Metering, Nürnberg
  • Dyckhoff GmbH, Rheine
  • KONVEKTA AG, Schwalmstadt
  • Saurer Germany GmbH & Co. KG, Übach-Palenberg
  • WILO SE, Dortmund

Power Industry:

  • Trianel GmbH, Aachen

Telecommunications Industry& Data Warehouse Solutions

  • Deutsche Telekom Technischer Service GmbH, Bonn
  • SAS Institute GmbH

Banks and Insurance:

  • Apotheker- und Ärztebank eG, Düsseldorf
  • AXA Service AG, Köln