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Licensed General Engineering Contractors in Concord, California

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

  • 92licensed general engineering contractors
  • 92active (Clear)
  • 0%with a suspension
  • 32.6%workers' comp exempt
  • 20.3 yrsmedian time licensed
  • 80.4%corp / LLC / partnership (19.6% sole owner)
  • 13new in the last 12 months
  • —change tracking began November 1, 2026

Concord is home to 92 general engineering contractors in CSLB's license file, ranking #1 of 9 Contra Costa County cities for this trade. 100% are Clear.

The share with a suspension, 0%, is 2.3 points lower than the Contra Costa County rate for the same license (2.3%). 32.6% report a workers' comp exemption, 2.8 points lower than the statewide figure for general engineering contractors (35.4%), so many of these businesses say they have no employees.

13 of these licenses are less than a year old, while 64.1% have been held for 10 years or more. The median is 20.3 years.

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 Concord

  1. Find the business in the list below, or search all 92 Concord listings, and open its profile. You want a Clear status and the A classification (a B license can also cover it as part of a multi-trade job).
  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.

50 of 92 general engineering contractors in Concord

Concord 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 Concord
Business nameLicense #StatusYearsWorkers' compBond
Swinerton Builders 92 Clear 97 Insured On file
Conco 199902 Clear 65 Insured On file
Independent Construction Company 215611 Clear 63 Insured On file
Bay Cities Paving & Grading INC 238650 Clear 61 Insured On file
Lescure Company INC 248204 Clear 59 Insured On file
Seeno Albert D Construction CO 260260 Clear 57 Insured On file
Seeno Albert D JR 281273 Clear 53 Insured On file
Lemings D R Construction Company 389276 Clear 46 Insured On file
U C I Construction INC 399624 Clear 45 Insured On file
Clyde Ned Construction INC 409154 Clear 45 Insured On file
A-S Pipelines INC 426171 Clear 44 Insured On file
G Ferrabee Company Incorporated 430877 Clear 44 Insured On file
Mce Corporation 439295 Clear 43 Insured On file
Seecon Financial & Construction CO INC 469096 Clear 41 Insured On file
Andersen Craig 556343 Clear 37 Exempt On file
Devengenzo & Company 566986 Clear 37 Insured On file
Janus Corporation 572682 Clear 37 Insured On file
B C McCosker Construction INC 636659 Clear 34 Insured On file
Pacific Coast Reconstruction & Building INC 638841 Clear 34 Exempt On file
Reinholdt Engineering Construction 671177 Clear 33 Exempt On file
Gilbane Federal 702708 Clear 31 Insured On file
Carone & Company INC 704210 Clear 31 Insured On file
Engineered Construction Services Corp 715004 Clear 31 Insured On file
Legacy Builders INC 720955 Clear 30 Insured On file
Cornerstone Environmental Contractors INC 722253 Clear 30 Insured On file
Sierra Bay Contractors INC 735077 Clear 29 Exempt On file
Seeno Albert D III 750828 Clear 28 Exempt On file
Discovery Builders INC 753652 Clear 28 Insured On file
Bay Area Drainage INC 762208 Clear 27 Insured On file
N V Heathorn CO 761659 Clear 27 Insured On file
De Nova Homes INC 770719 Clear 27 Insured On file
M C K Services INC 783116 Clear 26 Insured On file
Apex Grading INC 795186 Clear 25 Insured On file
Benevent Building 798269 Clear 25 Insured On file
Guerra Bros Plumbing INC 802256 Clear 24 Insured On file
A P C O Construction 813245 Clear 24 Insured On file
Acustruct 815096 Clear 23 Insured On file
Airtight Construction INC 818211 Clear 23 Insured On file
Stanley Darrin G Engineering 820091 Clear 23 Insured On file
Preferred Plumbing & Drain 848878 Clear 22 Insured On file
L Columna General Contractor 852468 Clear 21 Insured On file
Ghd Services INC 855376 Clear 21 Insured On file
Nextenergy 854338 Clear 21 Insured On file
Gems Environmental Management Services INC 864458 Clear 21 Insured On file
U S T Testing Services INC 866797 Clear 21 Insured On file
Abc Construction 871880 Clear 20 Exempt On file
Z L C Corp 890327 Clear 19 Insured On file
Crouse General Engineering 893938 Clear 19 Exempt On file
Fleece Corp 900621 Clear 19 Insured On file
Groundlevel Construction 900017 Clear 19 Exempt On file

See all 92 general engineering contractors in Concord

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 Concord?

CSLB's current public file lists 92 general engineering contractors with a Concord mailing address. 92 have a Clear status, and 96.7% 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?

Look for A on the license. 92 businesses in Concord hold it. Small jobs under $1,000 with no permit and no employees are exempt; everything else needs a license (details).

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 Concord, 67.4% of general engineering contractors list a policy, 32.6% 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