Contact

Locations

San Francisco

275 Battery Street
Suite 300
San Francisco, CA 94111-3378

+1 415-986-2718

Los Angeles

811 Wilshire Boulevard
Suite 1500
Los Angeles, CA 90017-2632

+1 213-236-0500

Silicon Valley

565 Laurelwood Road
Santa Clara, CA 95054-2419

+1 408-988-4200

Seattle

500 Yale Avenue North
Seattle, WA 98109

+1 206-448-0500

Subcontractors

Hathaway Dinwiddie requires all subcontractors seeking to bid projects greater than $50,000 to be prequalified. In order to begin the prequalification process, please email prequal@hdcco.com with the following information only:

Contact Name
Contact Email address
Company Name
Trades Performed
California Contractors License Number

We look forward to working with you on future projects.