SIEGER Consulting

Our Clients

We are proud to have many renowned companies using our expertise for the successful implementation of complex project tasks and that we have been able to develop long-term, trusting customer relationships on this basis.

  • Boehringer Ingelheim
  • comdirect
  • Commerzbank
  • Deka
  • Deutsche Bank
  • Deutsche Post DHL
  • Deutsch/Hypo
  • dm
  • DVB
  • Kommunal Kredit
  • Madsack Mediengruppe
  • Manpower
  • Marché Mövenpick
  • Merck
  • Merz
  • Techem
  • tempo-team
  • T-Systems
  • Rewe
  • Sal. Oppenheim
  • Sberbank Direct
  • SWKBank
  • Universal Music Group
  • vonovia

Further Information

Your contact

Herr Sieder

Hans Sieder
Executive Director
sales@sgc.de