Contact Us

Chelsio Communications is headquartered in the heart of California’s Silicon Valley.

Chelsio Communications (Headquarters)
370 San Aleso Ave.
Suite 100
Sunnyvale, CA 94085
T: 408.962.3600
F: 408.962.3661
Click here for a map to the Chelsio office.
Chelsio (India) Private Limited
Subramanya Arcade, Floor 3, Tower B
No. 12, Bannerghatta Road, Bangalore-560029
Karnataka, India
T: +1-91-80-4039-6800
Chelsio KK (Japan)
SHIMA Akasaka Bldg.
Minato-ku, Tokyo
Japan 107-0052
T: 03-6234-4353

More Information
For more information about Chelsio Communications, or to inquire about potential sales, marketing or partnership opportunities, please contact us by completing this form and including the nature of your inquiry in the Comments section.

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