TECOSIM believes in cooperative partnerships and active communication with its customers. As a development partner, it works for numerous well-known customers in the automotive, energy, health, and industry & technology sectors. A number of our customers:


Adam Opel, Audi, Autoliv, Benteler, Bentley, Bertone, BMW, Bosch, Boysen, Brose, Daihatsu, Daimler, Dura Automotive, ElringKlinger, Evobus, Faurecia, Fiat, Ford, GEDIA, General Motors, Getrag, Hella Leuchten-Systeme, Honda, Hyundai/ Kia, HBDO, IAC, Isuzu, Jaguar, Johnson Controls, Keiper, Kirchhoff, Kokinetics, Land Rover, Lear, Lotus, Magna Group, Mahle, Mahle Behr, MAN, Mercedes-AMG, Montaplast, Muhr und Bender (Mubea), Neapco, Nissan, Porsche, Recaro, Rehau, Renault, Röchling, Strattec Security, Toyota, TRW Automotive, Visteon, Volkswagen, Witte, ZF

Rail equipment

Aerospace industry
Airbus, German Center for Aeronautics and Space (DLR), European Aeronautic Defence and Space Company (EADS), Lear, OHB Systems, SFS Intec


Juwi, Schott, Siemens Power Generation, winergy

Industry and technology

Bosch, Claas, Deutz, Dynamit Nobel, EBM-Papst, Evonik Degussa, Fendt, Georg Fischer, Linde, London Organising Committee for the Olympic Games (LOCOG), Perkins, Plastal, Putzmeister, ThyssenKrupp, Uvex


Bayer, Thermo Fisher, Sanofi Aventis