Gadget Construction Inc. is a licensed Class B general contractor based in the San Francisco Bay Area, serving 31 cities across Marin, Contra Costa, Alameda, San Francisco, San Mateo, and Santa Clara counties since 2014. Services include concrete foundations, complete home remodels, ADU construction, composite decks, roofing, retaining walls, and exterior repairs (dry rot, stucco, and siding). With 500+ completed projects, the company works on fixed-price contracts and handles all permits in-house. BBB Accredited. CSLB License #1132983.