A
- Air Liquide
- Aker Kvaerner
- ALD
- Alstom
- APA
- Applied Films
- Applied Materials
- Applied Material
- Areva
B
- Babcock Oberhausen
- Bioengineering CH
- BMZ
- Boehringer Ingelheim
- Bühler Group
- BWB Lörrach
C
- Chemgineering
- Coatec Schlüchtern
- Coca-Cola Atlanta (USA)
- Coca-Cola CCEG
D
- Degussa
- Dematic
- Diehl
- Ditzel International
- Dunlop Hanau
E
- E.ON
- Edeleanu
- EDF
- El-Tablazo Venezuela
- EPC Industrial
- evonik
F
- Framatome ANP
- Fresenius KABI
G
- GESA Form + Funktion
- Grenzebach Maschinenbau
H
- Hochtief
- Hoechst AG
- Hoffmann La Roche
- Hofmann Auswuchttechnik
J
- Jacobs Stork Comprimo
- JE Jacobs
- John Brown Voest
K
- KAH-Heidelberg
- Kessler & Luch
- Kirsten Bingen
- Kranz-TKT
- KWU
L
- Lahmeyer
- Leybold Optics Alzenau / Dresden
- Linde München / Dresden
- Lummus ABB
- Lurgi
M
- Magna International
- MANZ Automation
- Manz Coating
- Merck Darmstadt
- MTU Friedrichshafen
N
- Nalco Biebesheim
- New NP
- Nukem Alzenau
O
- Outokumpu Technology
- Outotec
P
- Plant Engineering
- Preussag
R
- Ringfeder Power Transmission
- Rockwell Rodgau
- ROM-Frankfurt
- RWE
- RWE-Solar / SCHOTT-solar
S
- Siemens BEW
- Singulus
- Solayer
- SRB
- STATOIL
- STEAG
U
- Uhde Bad-Soden / Dortmund
V
- VDO Babenhausen
- Veba Ruhr Öl
W
- Wacker – Schott
- Westinghouse
Z
- ZBV – Automation
- Zeiger
- Zeppelin
- Zimmer AG