UL International Germany | Germany |  | Ulbrich of Austria | Austria | 
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Ulrich Rotte | Germany |  | ULT | Germany |  | Ultrasonic Systems | USA | 
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ULVAC | Germany |  | Umicore | Germany | 
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Unicorn Electronics (Europe) | United Kingdom | 
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Unitech Printed Circuit Board | Taiwan |  | United Solar Ovonic | USA |  | Universal Energy | China | 
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UPSOLAR | France |  | USK Karl Utz Sondermaschinen | Germany |  | VACOM Vakuum Komponenten & Messtechnik | Germany |  | Vacuum Process Technology | USA |  | VAT Deutschland | Germany |  | Vector Japan | Japan |  | Veeco Instruments | France | 
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Vela Solaris | Switzerland | | VESUVIUS FUSED SILICA | France | 
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Vetro Solar | Norway |  | viasys Intelligent Video | Germany |  | Vikram Solar | India |  | Vincent Industrie | France |  | Viscom | Germany | 
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Vision Components | Germany |  | VITRONIC Dr.-Ing. Stein Bildverarbeitungssysteme | Germany | 
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Voetsch Industrietechnik Umweltsimulation & Waermetechnik | Germany |  | vogt group | Germany | 
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Voltaix | USA |  | voltwerk electronics | Germany |  | VON ARDENNE | Germany | 
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Voss electronic | Germany |  | Waaree Energies | India |  | Wacker Chemie | Germany |  | Wacom electric | Japan |  | Washington Mills | Norway |  | Watlow | Germany |  | Wattpic | Spain | 
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Webel Solar | India |  | WEICON | Germany |  | Weiss Umwelttechnik Simulationsanlagen - Messtechnik | Germany |  | Welantech International | Austria |  | WENDT | Germany |  | WEP | Germany |  | Wieland Electric | Germany | 
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Williams Advanced Materials | USA | 
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WIP - Renewable Energies | Germany | 
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Wirtschafts-Assekuranz Makler | Germany | 
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WISTA-MANAGEMENT | Germany |  | WITec | Germany | 
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WOOIL HIGHTECH | Korea, Republic of |  | WORLD BC | South Korea |  | Wuhan Intepower | China |  | Würth Solar | Germany | 
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Wuxi Jiacheng Solar Energy Tec | China |  | Wuxi Saijing Solar | China |  | Xantrex Technology | Germany | 
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XENON Automatisierungstechnik | Germany |  | XGROUP | Italy | 
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Xi’an Longji Silicon Technologies | China | 
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Xiamen Clenergy Technology | China |  | Xinyi Ultraclear Photovoltaic Glass | China |  | YAMAICHI ELECTRONICS Deutschland | Germany | 
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Yangzhou Tianhua PV-Tech | China |  | Yinkou Jinchen Machinery | China |  | Yingli Green Energy Holding | China | 
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YOLE DEVELOPPEMENT | France |  | Yuming International | China |  | Yunnan Tianda Photovoltaic | China | 
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Zeiss, Carl Microimaging | Germany |  | Zhangjiagang Talen Technology | China |  | Zhejiang Aurora PV Solar | China |  | Zhejiang BLD Solar Technology | China |  | Zhejiang Guangyi Optical Energy Technologies | China |  | Zhejiang Jinggong Sci. & Tec. | China |  | Zhejiang Lingben Machinery & Electronics | China |  | Zhejiang Shangcheng Solar Technology | China | | Zhejiang Trunsun Solar | China |  | Zhejiang ZG-Cells | China |  | Zimmermann & Schilp Handhabungstechnik | Germany |  | znt Zentren für Neue Technologien | Germany |  | Zweckverband Technologiepark Mitteldeutschland | Germany |  | Zytech Solar | Spain |  |
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