- Albin Components
- AMI Doduco GmbH
- AST International (Seuffer)
- Berger Holding
- BMW Leipzig
- Bühler Motor
- Cerence
- Daimler
- Daimler Trucks
- Dunlop Tech
- ebm Papst
- Faurecia Deutschland
- Flabeg
- Fritz Winter
- Gnutti Carlo
- Hatz Diesel
- Herrwig Utescheny Holding
- Hilite International
- INEOS Automotive
- Jtekt
- KAT Mekatronik
- LEONI Bordnetz-Systeme
- Ljunghäll
- Magna
- Mahle
- Maschinenfabrik Spaichingen
- Mercedes-AMG
- Mercedes-Benz
- Miba
- New Allenberry Works
- Neways Technologies
- Sata Group
- Schaeffler
- Sedus Stoll
- Stoll Wilhelm STOLL Maschinenfabrik
- Sundram Fasteners Limited
- TE Connectivities Germany
- Tenneco Automotive
- TRW Automotive
- UFO Groupe
- USUI Susira International Private Limeted
- Wetropa
- ZF Friedrichshafen