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Licensed General Engineering Contractors in San Luis Obispo, California

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

  • 45licensed general engineering contractors
  • 45active (Clear)
  • 0%with a suspension
  • 33.3%workers' comp exempt
  • 23.1 yrsmedian time licensed
  • 82.2%corp / LLC / partnership (17.8% sole owner)
  • 0new in the last 12 months
  • —change tracking began November 1, 2026

San Luis Obispo is home to 45 general engineering contractors in CSLB's license file, ranking #3 of 6 San Luis Obispo County cities for this trade. 100% are Clear.

33.3% report a workers' comp exemption, 2.1 points lower than the statewide figure for general engineering contractors (35.4%), so many of these businesses say they have no employees. The share with a suspension, 0%, is 1.7 points lower than the San Luis Obispo County rate for the same license (1.7%).

Experience varies: 77.8% have been licensed 10+ years and 0 are new this year (median 23.1 years, vs 18.5 statewide).

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 San Luis Obispo

  1. Open the general engineering contractor's profile from the table below (or search San Luis Obispo 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 45 general engineering contractors in San Luis Obispo

San Luis Obispo 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 San Luis Obispo
Business nameLicense #StatusYearsWorkers' compBond
Walter Bros Construction CO INC 244394 Clear 60 Insured On file
R Burke Corporation 264193 Clear 56 Insured On file
Dolezal Warren F 352767 Clear 48 Exempt On file
Madonna John Construction Company INC 358030 Clear 48 Insured On file
Hanna Construction Engineering INC 367611 Clear 47 Insured On file
Rarig Construction INC 389696 Clear 46 Insured On file
Spencer J R Construction 412180 Clear 45 Insured On file
Della Rosa E Paul 421120 Clear 44 Exempt On file
Maino Construction Company Incorporated 426403 Clear 44 Insured On file
Goodwin Construction Group INC 445372 Clear 43 Insured On file
Souza Construction 479476 Clear 41 Insured On file
Craghead D A Construction INC 527942 Clear 38 Insured On file
Specialty Construction 619361 Clear 35 Insured On file
Shetler Construction INC 659554 Clear 33 Insured On file
Alonzo Mark Construction LLC 710777 Clear 31 Insured On file
Castlerock Development 730788 Clear 29 Insured On file
Scarry David Construction INC 757351 Clear 27 Insured On file
Newton Construction & Management INC 783608 Clear 26 Insured On file
Knight and Sons INC 807963 Clear 24 Exempt On file
K C I Environmental INC 813844 Clear 24 Insured On file
Diamond Construction 819032 Clear 23 Exempt On file
Coastal Construction & Engineering INC 822607 Clear 23 Insured On file
Trapezoid Construction 825275 Clear 23 Exempt On file
Crandall Construction 836612 Clear 22 Exempt On file
Sunderland Chris Engineering Company 837026 Clear 22 Insured On file
Pacific Builders of Slo INC 854395 Clear 21 Insured On file
Twisselman Tim Enterprises INC 854921 Clear 21 Insured On file
H J Construction INC 855774 Clear 21 Exempt On file
Hayward Construction 868738 Clear 20 Insured On file
D C Design & Construction 887341 Clear 20 Exempt On file
Jebl Engineering & Construction INC 909002 Clear 18 Insured On file
Pac - West General INC 932424 Clear 17 Insured On file
Kuden Construction 938297 Clear 17 Exempt On file
Stalwork INC 948012 Clear 16 Insured On file
Seamair General Engineering 1014609 Clear 10 Insured On file
Drake Excavating & Aggregates INC 1021578 Clear 9 Insured On file
Nviro 1056567 Clear 7 Insured On file
Water Stewards LLC 1077299 Clear 5 Exempt On file
Advanced Septic Solutions 1078516 Clear 5 Exempt On file
Mak Family Construction 1114369 Clear 2 Insured On file
B & T Construction INC 1115925 Clear 2 Insured On file
American Cornerstone Engineering Group INC 1133732 Clear 1 Exempt On file
Taylor James Hamil 1133230 Clear 1 Exempt On file
Michael Clark 1136395 Clear 1 Exempt On file
Hd General Engineering INC 1139708 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 San Luis Obispo?

CSLB's current public file lists 45 general engineering contractors with a San Luis Obispo mailing address. 45 have a Clear status, and 91.1% 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?

CSLB issues the A General Engineering Contractor classification for this work. In San Luis Obispo County, 100% of San Luis Obispo'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 engineering contractor's workers' comp?

Each profile shows the workers' comp type, insurer and policy dates from CSLB's file. Among San Luis Obispo general engineering contractors, 33.3% are exempt (no employees), 66.7% insured and 0% without current coverage. Verify a policy with CSLB's insurer search (step by step).

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