ADU Contractors in San Luis Obispo County, CA
2,123 active, license-verified contractors with an office of record in San Luis Obispo County — general builders (A & B) and the licensed trades that build ADUs (C-10 electrical, C-36 plumbing, C-5 framing). Pick your city, or search directly.
Mars Construction Industries Corp
ADU Cities' own design-build team
CSLB #1138550 · A · B · C-36 · C-20
Building ADUs across Los Angeles, Orange, Riverside, San Bernardino, San Diego & Ventura counties
San Luis Obispo County stretches from the Paso Robles and Atascadero wine country through the city of San Luis Obispo to the Five Cities coast — Pismo Beach, Grover Beach, Arroyo Grande — and up to Cambria and San Simeon. This directory lists 2,123 active, license-verified contractors with an office of record in the county — general builders (A and B) plus the licensed trades ADU projects use (C-10 electrical, C-36 plumbing, C-5 framing) — across 20 cities and communities.
Wine-country parcels, coastal lots, and in-town homes each raise different ADU questions — septic, water, and coastal review among them. Confirm the license here, then confirm your city or county ADU standards for your exact address before you hire.