ADU Contractors in Rosamond, CA — License-Verified Contractors
Every contractor below holds an active California license with an office of record in Rosamond, verified against CSLB public data as of November 6, 2026: general builders — A (General Engineering) and B (General Building), the classifications that can build an ADU — and the licensed trades ADU construction uses, C-10 Electrical, C-36 Plumbing and C-5 Framing & Rough Carpentry. Listings are alphabetical; the featured builder is labeled, never ranked.
ADU rules — setbacks, size limits, parking, and fees — are set by the local jurisdiction and change often. Before you hire, read the ADU permit process guide and the Southern California ADU cost guide, and verify any license free at CSLB.
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
33 license-verified contractors based in Rosamond
A V Heritage Builders Inc
ABC-51Ahs Construction
BC-33Alarc Cg LLC
BAmerican Eagle Construction Systems
BD-06Azua Gustavo
C-10Blue Water Plumbing Inc
C-36Curtco Electric
C-10Desert Dry Restoration Its Not Dry Until Its Desert Dry
BC-21Dynamx Construction Inc
BElevated Engineering
AEverlast Builds Corp
BGrewe Bryant Pump Service
C-10C-57D-21Jared & Son's Plumbing
C-36King Joe Construction Team Inc
BMatrix Construction Company
BMauldin Ron Construction
BC-8Monster Rooter
C-36Navarro Erick Giovanni
BR&r Builders LLC
BRivera's Construction
BRobinson S L Construction
BRokey Scott A
BRough Framer
C-5S J C Quality Construction
BSatterfields Realty Construction & Development
BTownsend Builder
BVertical Limit Construction
BWallis Electric
C-10Wayne Covert Construction
Wayne Covert Construction
BWest & Sons Construction
BC-42Wicken Mike Plumbing
C-36Z & K Electric Corp
BC-10C-36Data source: CSLB public records as of November 6, 2026 · Verify any license at CSLB