East Bay General Contractor
YOUR HOME.
Done right.
Interior remodels, room additions, decks, and more — backed by 15 years of hands-on experience and zero shortcuts.
What We Do
Our Specialties
01
Kitchen Remodels
Full gut-and-rebuild or targeted upgrades. Cabinetry, counters, layout changes — we handle every trade.
02
Bathroom Remodels
Master bath overhauls to secondary bath refreshes. Tile, fixtures, and waterproofing done properly.
03
Room Additions & Conversions
ADUs, basement finishes, bonus rooms, garage conversions — permits, framing, and finishes start to finish.
04
Decks & Outdoor Living
Custom decks, fencing, and exterior carpentry that holds up to weather and looks good doing it.
Exterior WorkWhy Core Group
What Sets Us Apart
15 Years
of hands-on carpentry & remodeling experience
Licensed
CSLB No. 1096459 — fully insured on every job
Owner On-Site
You work directly with the contractor, not a middleman
DESIGN
FINALIST
Featured in Diamond Cabinetry's June 2025 Catalog
Core Group Builders was selected as a design contest finalist by Diamond Cabinetry — one of North America's leading cabinet manufacturers — and will be featured in their June 2025 national catalog.