Solid Core Builder logoSOLID CORE BUILDER510-279-6729
Warmly lit remodeled kitchen and living space
Solid Core Builder

Licensed General Contractor · CSLB #1137624

Built on Communication.Proven by Craftsmanship.

Remodels, ADUs and additions across the whole Bay Area — delivered on schedule, on budget, and finished to a standard you can feel underfoot.

Request an EstimateSee Our Work

Licensed & Insured

CSLB #1137624

Serving

All Bay Area

One Point of Contact

Owner-led projects

Workmanship Warranty

Backed in writing

What We Build

Full-service construction, start to punch list.

Kitchen & Bath

Full gut remodels, custom cabinetry, tile and stone work finished to a millimeter.

ADUs & Additions

Backyard units and square-footage additions handled from permit set to final inspection.

Whole-Home Renovation

Structural, electrical, plumbing and finish work coordinated under one accountable roof.

Decks & Exteriors

Siding, decks, stucco and hardscape built to stand up to Bay Area weather for decades.

Foundation & Framing

Retrofits, leveling and structural framing done to code, documented every step.

Project Assurance & Warranty

Permits, inspections, and clear documentation handled end-to-end, backed by a workmanship warranty that lets you sleep easy.

Selected Work

Details that hold up.

Luxury living room with 16-foot ceilings, Venetian plaster walls, floor-to-ceiling windows, travertine fireplace, and designer boucle furniture
Luxury Living Room
Modern luxury kitchen with white marble flooring and gold accents
Luxury Kitchen
Completed home exterior remodel at dusk
Exterior Renovation
Marble and brass primary bathroom remodel
Primary Bath
Newly built backyard ADU with warm interior lighting
Backyard ADU
Primary bathroom with white oak floating vanity, limestone countertops, freestanding stone tub and frameless glass shower
Spa Primary Bath
Custom entry with floating white oak stair treads, blackened steel stringer, oak slat wall and limestone floors
Entry & Stair
Contemporary California home exterior with stucco, white oak siding, bronze windows and limestone paver walkway
Custom Home Exterior
Before & After
On the Job
Gate Install

How We Work

No surprises. Ever.

01

Walkthrough

We visit, listen, and measure. No pressure, no guesswork.

02

Clear Bid

A line-item proposal with real numbers and a real schedule.

03

Build

Daily updates, clean sites, and one point of contact throughout.

04

Walk & Warranty

Punch list closed out, then backed by our workmanship warranty.

Get In Touch

Tell us about your project.

Free walkthroughs and honest estimates throughout the Bay Area. Call, text or email — Sam answers.

Owner

Sam Choi