PREMIER COMMERCIAL
GENERAL CONTRACTORS
Removing Barriers.
Building Possibilities.
As a premiere commercial general contractor in the Bay Area, GCI specializes in creating beautiful, functional spaces where people thrive.
interiors
labs
Infrastructure
building renovation
From building renovations to interiors, infrastructure projects to labs, every one of our jobs is driven by the belief that the most important thing we build is trust.
People are our foundation.
With more than 170 staff in the office and in the field, GCI’s people are our best asset.
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Featured projects
Salesforce West
San Francisco
50 Fremont's multi-floor overhaul involved building a 106-foot-long LED screen in the lobby, multiple tech labs, and heaps of open office spaces and amenities.
101 Mission Spec Suite
San Francisco
A tight, windowless space full of air-handling units was transformed into a sunlight-drenched suite with sweeping views.
3100 San Pablo Ave
Oakland
A goliath building renovation project that included a structural retrofit, new storefronts, upgraded infrastructure, and several tenant spaces.
6655 Hollis
Emeryville
An abandoned warehouse is transformed into an office and R&D space for a cutting-edge robotics company.
Healthcare Clinic
San Francisco
This historic building got a full restoration and repositioning to turn an old auto shop into a state-of-the-art healthcare clinic.
Dry Lab & Clean Room
San Jose
This San Jose-based facility includes a class-100,000 lab space and class-10,000 clean room.
Cafeteria & Recreation Center
South San Francisco
A ground-up project with a view, this cafeteria and recreation center includes a basketball court and putting green.
Selected Clients
In our almost 30-year history, we’ve had the pleasure of partnering with many great clients.
Where We Work
With offices across the Bay Area, GCI is ready to take on your commercial construction project.
Build
with us
We’re ready to help you take on your most challenging projects—and turn great ideas into reality.