Hayward, California
26462 Corporate Avenue
Hayward, CA 94545
Telephone 510/ 576-4400
Fax: 510/ 576-4401
Customer Hotline: 510/ 576-4400

South San Francisco, California
130 Beacon Street
South San Francisco, CA  94080
Telephone: 650/ 754.2300

Austin, Texas
500 Center Ridge Drive
Building 3.3, Suite 400
Austin, TX 78753
Telephone: 512/ 252.6100
Fax: 512/ 670.0276

Shanghai, China
Building 1D
1388 East Kangqiao Road
Nanhui, Shanghai
P. R. China 201319
Telephone: 86.21.6813.9988
Fax: 86.21.6813.9989

Building 56
128 Dieqiao Road
Kangqiao Industry Zone, Shanghai
P.R. China 201319
Telephone: 86.21.6813.9988

Singapore
Ultra Clean Asia Pacific Pte. Ltd
2 Woodlands Sector 1
#05-22, Woodlands Spectrum 1
Singapore 738068
Telephone: (65) 6755 7577
Fax: (65) 6257 1336