ADU Contractors in North Tustin, CA — License-Verified Contractors
Every contractor below holds an active California license with an office of record in North Tustin, 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
11 license-verified contractors based in North Tustin
Handyman Connection
Omnigen
BC-10Heringer Construction Services
BHousholder Development Custom Builders & Consultants
BMaplewood Construction LLC
BMc Coy Power Technology
BRed Nova Development LLC
BRiteway Services Inc
BTustin Hills Home Remodeling
BVisible Intellect LLC
C-10Western Pacific Construction Services
W & Z Development Corporation
BData source: CSLB public records as of November 6, 2026 · Verify any license at CSLB