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Licensed General Engineering Contractors in Martinez, California

Updated November 1, 2026 from CSLB's public license file · A General Engineering Contractor

  • 30licensed general engineering contractors
  • 30active (Clear)
  • 0%with a suspension
  • 30%workers' comp exempt
  • 21.9 yrsmedian time licensed
  • 86.7%corp / LLC / partnership (13.3% sole owner)
  • 0new in the last 12 months
  • —change tracking began November 1, 2026

There are 30 general engineering contractors based in Martinez in CSLB's current file. 30 (100%) have a Clear status as of November 1, 2026.

The share with a suspension, 0%, is 2.3 points lower than the Contra Costa County rate for the same license (2.3%). 30% report a workers' comp exemption, 5.4 points lower than the statewide figure for general engineering contractors (35.4%), so many of these businesses say they have no employees.

The median general engineering contractor here has held a license for 21.9 years (more than the statewide median of 18.5), and 0 licenses were issued in the last 12 months.

These firms hold CSLB's A (General Engineering Contractor) license for engineered fixed works. See the A General Engineering Contractor guide for what the license covers.

How to check a general engineering contractor's license in Martinez

  1. Open the general engineering contractor's profile from the table below (or search Martinez listings by name). Check that A appears among its classifications and that the primary status reads Clear. What A covers.
  2. Confirm it live with CSLB's Instant License Check. Statuses change between our weekly refreshes, especially workers' comp and bond suspensions.
  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 engineering contractor is required by law. See the $1,000 rule.

All 30 general engineering contractors in Martinez

Martinez general engineering 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 engineering contractors in Martinez
Business nameLicense #StatusYearsWorkers' compBond
Contra Costa Electric INC 139885 Clear 73 Insured On file
Lucas J V Paving INC 195560 Clear 66 Insured On file
W A Thomas CO INC 285617 Clear 53 Exempt On file
Bocce Builders of America 497582 Clear 40 Insured On file
Jfc Construction INC 592562 Clear 36 Insured On file
Cowan & Thompson Construction INC 595745 Clear 36 Insured On file
Sonnikson and Stordahl Construction 662756 Clear 33 Insured On file
Pacific Underground Services 722684 Clear 30 Insured On file
H M Concrete INC 723759 Clear 30 Insured On file
O'hara Scott Construction INC 731509 Clear 29 Insured On file
Engineering Remediation Resources Group INC 743750 Clear 28 Insured On file
C D & Power 757162 Clear 27 Insured On file
Gilbert E E Construction INC 801481 Clear 24 Insured On file
Clean Lakes INC 803463 Clear 24 Insured On file
Loebel T R Construction 847405 Clear 22 Exempt On file
Taber Construction INC 855768 Clear 21 Exempt On file
Absolute Plumbing and Drain 890248 Clear 19 Insured On file
Matta Joe Construction 889681 Clear 19 Exempt On file
Landscape Company the 907578 Clear 18 Insured On file
Darrah Trucking & Excavating INC 923917 Clear 18 Insured On file
Busby Scott Construction INC 928949 Clear 17 Insured On file
Mse Environmental INC 929717 Clear 17 Insured On file
Level A Solutions INC 940232 Clear 17 Insured On file
Advanced Trenchless INC 971074 Clear 14 Insured On file
Lucas Paving INC 999157 Clear 11 Exempt On file
Diablo Valley Engineering INC 1015805 Clear 10 Exempt On file
Travis Construction 1063202 Clear 6 Exempt On file
Dirt Doctor Excavating 1064234 Clear 6 Exempt On file
Ironrock Builders 1094279 Clear 4 Insured On file
Calco Partners INC 1141016 Clear 1 Exempt On file

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 engineering contractors are in Martinez?

CSLB's current public file lists 30 general engineering contractors with a Martinez mailing address. 30 have a Clear status, and 90% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a general engineering contractor need in California?

These firms hold CSLB's A (General Engineering Contractor) license for engineered fixed works. Any job of $1,000 or more in labor and materials needs a licensed contractor. Read our guide to the $1,000 rule.

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

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In Martinez, 70% of general engineering contractors list a policy, 30% claim an exemption and 0% show no current coverage. Confirm the policy with CSLB's workers' comp search before work starts. How to check workers' comp.

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Guides