ADU Contractors in North Hollywood, CA — License-Verified Contractors
Every contractor below holds an active California license with an office of record in North Hollywood, 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
566 license-verified contractors based in North Hollywood — page 6 of 12
Iacobsohn Asaf
BIelectric Inc
C-10Im Construction
BC-45Imperial Structures Inc
BIn N Out Electrical Service Inc
C-10Innovate Construction Group Inc
BIntegrity Construction Solutions
BIon Avt Inc
BC-10Ismael Construction
BIva Design Build Inc
BIvan Horbatiuk
C-10J & Brother Construction
BC-10J C Fire Protection System
C-16C-36J Construction Co
BC-10C-15C-36C-54J H General Contractor
BJ I Building Concepts Inc
BJ J P Construction Inc
BJ M Construction
BJ S & S Construction
BJ Z J B Cnst Inv
BJamison R M Plumbing
C-36Jax Painting & Repair Service
BC-33Jazner Electric Co
C-10Jc Plumbing & Services LLC
C-36Jjw Plumbing
C-36Jmp Builders Inc
BJohn Mattillo Construction Co
BJohn Ramirez
C-36John Wendell L
BJorge A Herrera Lopez
C-10Jose Larios
C-10Joselito's Plumbing Inc
BC-36Jp Design Build Consultancy
Jp Consultancy Inc
BJpro Infinity Construction Inc
BJt Plumbing And Sewer Inc
C-36K & A Plumbing Inc
C-36K V S Solutions Inc
BK W Electric
C-10Kane Construction Services Inc
BKeystone Electrical Inc
C-10King Plumbing Services
C-36Kingarooter & Plumbing Inc
C-36Kitapszyan Karapet
BC-13Kiyourk Electric Company
C-10Knh Remodeling & Construction
BKobi's Windows & Doors Manufacturing Inc
BKreit Mechanical Associates Inc
C-2C-20C-36C-42L A Design Group
ABC-10C-20C-36L D Electric
C-10Data source: CSLB public records as of November 6, 2026 · Verify any license at CSLB