General Contractor · Cole Valley · San Francisco
SolidBay Construction SF has been transforming homes in Cole Valley and across San Francisco since 2016. Kitchen remodels, bathroom renovations, ADUs, home additions, and full renovations — all with in-house architects, engineers, and permit experts.
What We Do in Cole Valley
Custom kitchen renovations in Cole Valley — from galley updates to full open-plan transformations. Design, permits, and construction all in-house.
Learn More →Spa-quality bathroom remodels in Cole Valley. Primary suites, guest baths, and powder rooms transformed with precision and style.
Learn More →Garage conversions, basement ADUs, and detached units in Cole Valley. Maximize your property value and rental income.
Learn More →Expand your Cole Valley home with rear additions, vertical additions, and room expansions. Full permit management included.
Learn More →Cole Valley is home to some of SF's finest Victorians and Edwardians. We restore character while adding modern comfort and seismic safety.
Learn More →Mandatory and voluntary seismic retrofitting for Cole Valley homes. We handle engineering, permits, and construction end to end.
Learn More →Why Cole Valley Homeowners Choose Us
2 architects, 2 structural engineers, 2 designers, and a dedicated permit expeditor — all under one roof.
We know SF's DBI and Planning Department inside out. Our expeditor cuts permit timelines by 30–50%.
Since 2016, 100+ projects across San Francisco and Marin County. We know Cole Valley inside out.
Detailed written contracts, milestone-based payments, and zero hidden fees. CA law compliant always.
Local Expertise
Cole Valley is one of SF's most charming and intimate neighborhoods — Victorian and Edwardian homes, a walkable village atmosphere, and easy access to both Golden Gate Park and the Castro. Renovation here honors the neighborhood's architectural character while adding modern comfort and efficiency.
Cole Valley was built out as a streetcar suburb, and it shows in the housing stock: most homes sit on narrow lots with a shared wall on one or both sides. That changes how a remodel gets sequenced — work touching a party wall, adding weight near it, or altering plumbing and drain lines that run along it usually means coordinating access and notice with the adjoining property, something we build into the schedule rather than discover mid-project.
The neighborhood also climbs quickly toward Tank Hill and the Twin Peaks foothills, so homes higher up the grade deal with steeper foundations, more retaining wall work, and tighter street access for equipment and material delivery than the flatter blocks down near the N-Judah line.
Our team has completed Victorian and Edwardian renovations throughout Cole Valley and neighboring Ashbury Heights. We specialize in the careful balance of historic preservation and modern living that Cole Valley homeowners demand.
Cole Valley Renovation FAQ
Renovation costs in Cole Valley typically run $350–$580/sq ft for mid-range work and $580–$900/sq ft for luxury finishes. Kitchen remodels start around $75,000+ and ADUs typically run $190,000–$380,000.
Yes — any structural, electrical, plumbing, or mechanical work in San Francisco requires permits from SF's DBI. Our in-house permit expeditor handles all applications and inspections for every SolidBay project in Cole Valley.
It can. Many Cole Valley homes were built with a shared party wall, so work that touches that wall, adds load near it, or reroutes plumbing along it often requires coordinating access and notice with the adjoining property. We plan for this at the scoping stage so it doesn't stall the project later.
Yes. SolidBay Construction SF holds a valid California CSLB license and carries full General Liability and Workers' Compensation insurance. We serve all San Francisco neighborhoods including Cole Valley.
Ready to Start?
Tell us about your project. We'll respond within one business day with a preliminary scope assessment — no pressure, no obligation.
Other SF Neighborhoods We Serve
Also Serving Marin County