Home Remodeling & ADU Contractor in San Mateo, CA

Sami & Sons is a licensed home remodeling and ADU contractor serving San Mateo, CA. We specialize in ADU construction, kitchen remodeling, bathroom renovation, room additions, exterior siding and window replacement, and full home transformations. Our team has 15+ years of Bay Area experience and brings the same standard of craftsmanship and communication to every San Mateo project we undertake.

ADU Construction in San Mateo

San Mateo's strong rental market — driven by proximity to SFO, major Peninsula employers, and excellent schools — makes ADU construction a financially compelling project for homeowners. California's ADU law applies throughout San Mateo, allowing detached ADUs up to 1,200 sq ft, garage conversions, attached ADUs, and JADUs up to 500 sq ft. ADUs in San Mateo typically rent for $1,800–$3,000 per month.

We build all ADU types in San Mateo and manage the complete permit process with the City of San Mateo. Garage conversions run $85,000–$145,000. Detached ADUs run $200,000–$340,000 depending on size and finishes.

Kitchen & Bathroom Remodeling in San Mateo

San Mateo has a diverse housing stock ranging from craftsman homes in Baywood-Aragon and Beresford Park to mid-century construction in Shoreview and newer development near downtown. Kitchen remodels in San Mateo run $38,000–$115,000. Bathroom renovations run $15,000–$60,000. All projects are permitted through the City of San Mateo Building and Planning Department.

Room Additions in San Mateo

We build room additions and second-story additions throughout San Mateo, handling structural engineering, permits, and full construction. All additions comply with California seismic requirements, Title 24 energy standards, and City of San Mateo building codes.

Neighborhoods We Serve in San Mateo

We serve all San Mateo neighborhoods including Baywood-Aragon, Beresford Park, Fiesta Gardens, Laurelwood, Shoreview, and all surrounding residential areas. Call (408) 770-9455 to schedule your free consultation.