CSLB #1085562 — Class A / HAZ — Active
Heavy Civil
Construction
Underground utilities, structural concrete, water/wastewater, bridges, and specialty piping for public agencies and general contractors across the Bay Area.
Class A / HAZ
General Engineering
Since 2021
Established
40+ Years
Collective Experience
Bay Area
Service Region
Why GSW
Built Different
Experienced Team
Over 40 years of collective heavy civil construction expertise. Our leadership has delivered projects across the Bay Area for public and private agencies.
Full-Service Capabilities
Eight core service categories from underground utilities to bridges. One contractor, one point of contact, complete project delivery. View services →
Certified & Compliant
CA Small Business certified, SF Micro-LBE, ISNetworld prequalified, Golden Shovel safety certified. Ready for public and prevailing wage work.
Bay Area Focus
Based in San Francisco, serving the greater Bay Area. Local knowledge, established relationships with regional agencies and utilities.
CSLB #1085562
Class A / HAZ
CA Small Business
#2026697
SF Micro-LBE
Certified
ISNetworld
Prequalified
Golden Shovel
Certified