ADU Contractors in Rimforest, CA — License-Verified Contractors
Every contractor below holds an active California license with an office of record in Rimforest, 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
17 license-verified contractors based in Rimforest
Cowboy's Crew Construction
BCrestview Builders
S Works Inc
BDougherty Ronald R
BFrostline Construction
BInnovation General Construction Inc
BKanayan William Construction
ABLoera General Construction
BMoore Perry C
BNolan Michael Andrew
BR B Plumbing Company
C-36R C S Construction
BRodarte Abel
BSteven L Raffaelli Construction Inc
BC-33C-36C-39D-24D-28Ted Brian Pattison
BTryco General Engineering
AWolverton & Watkins Construction LLC
BData source: CSLB public records as of November 6, 2026 · Verify any license at CSLB