ADU Contractors in Bakersfield, CA — License-Verified Contractors
Every contractor below holds an active California license with an office of record in Bakersfield, 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
1,542 license-verified contractors based in Bakersfield — page 2 of 31
Advanced Environmental Concepts Inc
AHAZAdvanced Plumbing Service
Jim Hinesley Plumbing Inc
BC-20C-36Advanced Remodel
BAdvanced Soil Technology And Engineering
South Valley Solutions
AAftermath Cleanup And Hauling
Patterson & Sons Construction Inc
BC-21D-63Ag General Engineering
AAgilitech
Innovative Engineering Systems Inc
AC-10Aic Heating And Air
Aic Electric Company Inc
BC-10C-20C-46Alatorre Construction
BAlbert Warren
BAldana's Construction Inc
BAlexander Brian E
ABAlexander G D
C-10Alfa Electric
R K Power Engineering Inc
C-10Alfredo's Construction Inc
BAll About The Business Septic Services
Guadarrama Construction Inc
BC-36HAZAll America Paving & Sealing Services
AC-12C-21All American Wood Specialties
BAll Climate Air Inc
C-2C-20C-36C-46All Petroleum Pros Inc
AHAZAll Phase Electric
Ape Services Inc
C-10All Seasons Energy Solutions
All Seasons Solar Inc
BAll Valley Plumbing
C-36All-tech Fire & Security Inc
C-10C-16Alley's Welding Inc
AC-23C-51Alliance Construction
BAlliance Construction Services
ABC-36Alliance Construction Technologies
BAllied General Contractors Inc
BAllmon Construction & Plumbing
BC-36Allstate Boring
C N S B Inc
AD-09Ally Enterprises
AAloha Pools
BC-53C-8D-06Alonzo Felix JR
C-5Alpha Doors & Finish Co
C-5C-6Alpha Omega Electric
C-10Alpha Plumbing
C-36Alpha Security Technology
C-10Alpha Technologies & Alarm Systems Inc
C-10C-7Alvarez & Womble Construction Inc
BC-35Alvarez Jason
BAmarikwa Charles C
AAmen Plumbing & Drain Service
C-36America At Work
Francies Electric
BC-10America's Best Plumbing
C-36American Automation Services Inc
C-10American Construction & Excavation
AAmerican Electric
Electric Daddy Incorporated
C-10American Electrical Services
Eclipse Electrical Services
C-10Data source: CSLB public records as of November 6, 2026 · Verify any license at CSLB