THE BAY AREA
Our work.
Our region.
CALIBUILDER serves clients across the San Francisco Bay Area, including the Peninsula, San Francisco, South Bay and East Bay.
Explore selected project locations on our map. Exact addresses are withheld for client privacy.
START A CONVERSATION
Let’s discuss what
you’re planning.
Planning a construction project or exploring a business relationship? Tell us about the opportunity and where it stands.
ONE COMPANY. TWO DIVISIONS.
Different spaces.
The same attention to detail.
We organize our work around the way each space needs to function, from the details of daily living to the demands of a business.
HOW WE WORK
Clarity at every stage.
Good construction depends on disciplined decisions before the finished space comes into view.
Define priorities
Align intended use, scope, budget and timing before work moves forward.
Coordinate details
Bring plans, site conditions, trades and building systems into one construction process.
Communicate clearly
Keep progress, decisions and changes visible so clients understand what comes next.
LEADERSHIP
Experienced leadership.
A broader vision.
Founder and CEO Ramin Parsa brings more than 25 years of construction and project management experience, grounded in civil engineering and shaped by large-scale, complex projects.
That foundation informs how CALIBUILDER works today: identify challenges early, coordinate the details and maintain clear direction from planning through completion.
Since establishing CALIBUILDER in 2014, Ramin has built the company around technical understanding, disciplined management and professional collaboration with clients, architects and trade partners.
COMMERCIAL
Built around your business.
Coordinated construction focused on scope, building systems, permitting and operational schedules.
Tenant improvements · Retail · Restaurants & hospitality · Offices
RESIDENTIAL
Made for the way you live.
Thoughtful construction for homes shaped around everyday life, materials and lasting comfort.
Custom homes · Whole-home remodels · Additions · ADUs
ABOUT CALIBUILDER
Built on experience.
Focused on your project.
Residential and commercial construction. Bay Area roots. A broader perspective.
Since 2014, CALIBUILDER has served Bay Area clients through residential and commercial construction. Each brings distinct priorities. Both deserve careful planning, coordinated execution and clear communication.