For U.S. & Canada, Europe, Mexico, South America, please contact:

Seki Diamond Systems U.S  Office

Bob Johnson
Executive Vice President
Sales and Marketing
Phone: 408-520-4555
cell: 408-621-6555
bjohnson@sekidiamond.com

Sherri Fumo
Purchasing Manager
Phone: 408-520-4554
sfumo@sekidiamond.com

Accounting and Finance:

Char Henderson
CFO and Senior Vice President
Phone: 408-520-4557
chenderson@sekidiamond.com

Trang Nguyen
Accounting Manager
Phone: 408-520-4560
tnguyen@sekidiamond.com

For sales in Japan and other regions please contact:

Japan Headquarters

Susumu Suzuki
Group Manager
Diamond CVD Systems Dept.
Phone: +81-33820-1712
suzukis@cornestech.co.jp

Hideo Inoue
Japan and Russia Sales
inoueh@cornestech.co.jp


Cornes Technologies USA
Seki Diamond Systems
780 Montague Expwy., Ste. 506
San Jose, CA 95131-1319
c/o Cornes Technologies USA

Main Phone: 408-520-4550

Get a map and directions to our facility in San Jose

View our international location