| Name | City | Country | |
|---|---|---|---|
|  | Aachen University of Applied Sciences – Institute of Nano- and Biotechnologies | Juelich | Germany | 
|  | ACM Coatings GmbH (subsidiary of Acktar Ltd.) | Naumburg (Saale) | Germany | 
|  | advanced fiber tools GmbH | Mittweida | Germany | 
|  | ADVANCED MICROFLUIDICS SA | Lausanne | Switzerland | 
|  | advico microelectronics GmbH | Recklinghausen | Germany | 
|  | AEMtec GmbH | Berlin | Germany | 
|  | AGEF e.V. - Arbeitsgemeinschaft Elektrochemischer Forschungsinstitutionen | Duesseldorf | Germany | 
|  | AIT Austrian Institute of Technology GmbH | Vienna | Austria | 
|  | AIXTRON SE | Herzogenrath | Germany | 
|  | Alleima - Business Unit Medical | Karlsruhe | Germany | 
|  | ALPhANOV - Institut Optique d'Aquitaine | Talence | France | 
|  | AMA Association for Sensors and Measurement | Berlin | Germany | 
|  | AMMT GmbH | Frankenthal | Germany | 
|  | AMO GmbH | Aachen | Germany | 
|  | Amplitude | PESSAC | France | 
|  | ams Sensors Germany GmbH | Nuremberg | Germany | 
|  | AMT Pte Ltd. | Singapore | Singapore | 
|  | arias GmbH | Schwerte | Germany | 
|  | ATLANT 3D Nanosystems | Kongens Lyngby | Denmark | 
|  | Auerhammer Metallwerk GmbH | Aue-Bad Schlema | Germany |