Garnett Sign Studio

Contact Us

Thanks for your interest in Garnett Sign Studio. You can reach us by email below.

Please make sure to include your name, your mailing address/phone number (if you would like us to contact you), and brief information about the type of signage that interests you. Thank you.

Our telephone number is (650) 871-9518.
Mark Unterbach, President can be reached at X237.
Our fax number is (650) 871-0314.

Corporate headquarters and production facility:
Garnett Sign Studio
529 Railroad Avenue
South San Francisco, CA 94080