ADU Contractors in Sugarloaf, CA — License-Verified Contractors
Every contractor below holds an active California license with an office of record in Sugarloaf, 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
15 license-verified contractors based in Sugarloaf
Barba Macrina S
BBig Bear Log Works Inc
BGorlick Mitchell Construction
BGrimaldy Willie
BHall Steve Construction
BI Can Dig It Pipeline
I Can Dig It Construction Inc
BC-34J R K Construction Inc
BLee Anthony Mark
BMitchell John
BMocino Gus Construction
BMyles Westplat Construction Inc
BC-5C-60Pfeiffer Construction
BRj Construction
Asrs Construction Inc
BWaymire Electric
C-10Data source: CSLB public records as of November 6, 2026 · Verify any license at CSLB