UMC

http://www.umc.com/

United Technologies

http://www.utc.com/

Vadem

http://www.vadem.com/

Vanguard International Semiconductor

http://www.vis.com.tw/

Veridicom

http://www.veridicom.com/

Vertex Interactive

http://www.vertexindustries.com/

VICOR

http://www.vicor.com/

Vishay Intertechnology

http://www.vishay.com/

Vitesse Semiconductor

http://www.vitesse.com/

Voltage Multipliers

http://www.voltagemultipliers.com/

VTC

http://www.vtc.com/

Western Digital

http://www.wdc.com/

Winbond Electronics

http://www.winbond.com.tw/

Winchester Electronics

http://www.winchesterelectronics.com/

Wolfson Microelectronics

http://www.wolfson.co.uk/

WSI

http://www.wsi.net/