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Licensed General Contractors in Martinez, California

Updated November 1, 2026 from CSLB's public license file · B General Building Contractor

  • 219licensed general contractors
  • 207active (Clear)
  • 5.5%with a suspension
  • 60.3%workers' comp exempt
  • 19.4 yrsmedian time licensed
  • 44.3%corp / LLC / partnership (55.7% sole owner)
  • 9new in the last 12 months
  • —change tracking began November 1, 2026

CSLB's public data lists 219 general contractors with a mailing address in Martinez, and 207 of them (94.5%) show a Clear primary status.

60.3% report a workers' comp exemption, 2.6 points higher than the statewide figure for general contractors (57.7%), so many of these businesses say they have no employees. The share with a suspension, 5.5%, is 1 points higher than the Contra Costa County rate for the same license (4.5%).

Experience varies: 72.1% have been licensed 10+ years and 9 are new this year (median 19.4 years, vs 15.3 statewide).

General contractors hold CSLB's B (General Building Contractor) license, which covers projects that combine two or more unrelated trades. See the B General Building Contractor guide for what the license covers.

How to check a general contractor's license in Martinez

  1. Find the business in the list below, or search all 219 Martinez listings, and open its profile. You want a Clear status and the B classification (a B license can also cover it as part of a multi-trade job).
  2. Re-check the same number on CSLB's Instant License Check the day you sign; our copy is refreshed weekly and 5.5% of Martinez listings here already show a suspension.
  3. Get the bid and contract in writing with the license number on it. If the job tops $1,000 in labor and materials, a licensed general contractor is required by law. See the $1,000 rule.

50 of 219 general contractors in Martinez

Martinez general contractors sorted with Clear licenses first, then by years licensed. Badges reflect CSLB's file dated November 1, 2026, not a rating of anyone's work.

Licensed general contractors in Martinez
Business nameLicense #StatusYearsWorkers' compBond
Contra Costa Electric INC 139885 Clear 73 Insured On file
Martinez Sheet Metal INC 222277 Clear 62 Insured On file
Mazzamuto Construction 266149 Clear 55 Exempt On file
Nickleberry Lester R 272352 Clear 55 Exempt On file
W A Thomas CO INC 285617 Clear 53 Exempt On file
Roach Michael F 330328 Clear 49 Exempt On file
Justice Construction CO 334315 Clear 49 Insured On file
Shaw Peter General Contractor 349246 Clear 48 Exempt On file
Barnes & Company 353576 Clear 48 Exempt On file
R C Sausedo General Contractor 361771 Clear 48 Exempt On file
Brown Robert L Construction INC 384582 Clear 46 Insured On file
Farr James H Construction Incorporated 389156 Clear 46 Insured On file
Master's Builder the 391426 Clear 46 Exempt On file
Kepkee Construction 394982 Clear 46 Insured On file
Cabinets By Better Design 405736 Clear 45 Exempt On file
Baja Construction CO INC 412390 Clear 45 Insured On file
Legacy Kitchens & Baths 422998 Clear 44 Exempt On file
P G Emminger INC 443016 Clear 43 Insured On file
Benshoof M Construction CO 454111 Clear 42 Exempt On file
P M G 461670 Clear 42 Exempt On file
Swanson Josh Construction Company 462013 Clear 42 Exempt On file
Darius Mark General Contractor 469285 Clear 41 Exempt On file
Searls and Son Builders INC 479673 Clear 41 Insured On file
Pastorino Gregg Floorcovering 538817 Clear 38 Exempt On file
Manhattan Builders 556330 Clear 37 Exempt On file
Bay Builder 560340 Clear 37 Exempt On file
Heritage Construction 560049 Clear 37 Exempt On file
Diablo Home Improvement 566069 Clear 37 Exempt On file
Gorski F P Construction 575831 Clear 37 Insured On file
Mara Construction 586512 Clear 36 Insured On file
Piranio Construction CO 583656 Clear 36 Exempt On file
Jfc Construction INC 592562 Clear 36 Insured On file
Ricker Thermline Incorporated 605697 Clear 36 Insured On file
Busby James Scott 617784 Clear 35 Insured On file
O'brien Michael T 616209 Clear 35 Exempt On file
McKay & CO Construction 623129 Clear 35 Insured On file
Kenney Construction 635901 Clear 34 Exempt On file
Souza Oliver 646379 Clear 34 Exempt On file
Wilson Plumbing 660458 Clear 33 Insured On file
Rangel G L 667960 Clear 33 Exempt On file
Mc Laughlin Construction 680515 Clear 33 Exempt On file
All Heart Construction INC 700550 Clear 31 Exempt On file
Kodiak Construction 708098 Clear 31 Insured On file
Munn Lawrence E 713881 Clear 31 Exempt On file
Fahy Matthew F Construction 719360 Clear 30 Exempt On file
B & R Construction Company 722097 Clear 30 Exempt On file
Michael Smith Construction 721894 Clear 30 Exempt On file
O'hara Scott Construction INC 731509 Clear 29 Insured On file
Q G L INC 732228 Clear 29 Insured On file
Armando Sanchez Construction 737276 Clear 29 Insured On file

See all 219 general contractors in Martinez

Source: CSLB public data · Updated November 1, 2026 Status can change at any time. Verify on CSLB's Instant License Check.

Frequently asked questions

How many licensed general contractors are in Martinez?

CSLB's current public file lists 219 general contractors with a Martinez mailing address. 207 have a Clear status, and 85.4% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a general contractor need in California?

CSLB issues the B General Building Contractor classification for this work. In Contra Costa County, 94.5% of Martinez's holders are Clear right now. The license requirement starts at $1,000 per job (the minor-work rule).

How do I check a general contractor's workers' comp?

Each profile shows the workers' comp type, insurer and policy dates from CSLB's file. Among Martinez general contractors, 60.3% are exempt (no employees), 37.9% insured and 1.8% without current coverage. Verify a policy with CSLB's insurer search (step by step).

Related

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Other licensed trades in Martinez

Guides