ADVA - ADVAADVA Optical Networking
BackStream - BackStreamBackStream
Content Master - Content MasterContent Master Ltd.
Deutsche Telekom - Deutsche Telekom
E-Plus - E-Plus
ELARI - ELARI
Lumigon - Lumigon
NetCologne - NetCologne
Peiker Acustic - Peiker Acustic
Plastic Logic - Plastic LogicPlastic Logic Germany
Quam - Quam
Rittal - Rittal,
Sennheiser - Sennheiser
Siemens Mobile - Siemens Mobile,Siemens Mobile
T-Mobile - T-MobileT-Mobile
TÜV - TÜV
Unitymedia Kabel BW - Unitymedia Kabel BW
United Internet - United Internet
Viastore Systems - Viastore SystemsViastore Systems