Independent site · Not affiliated with CSLB or any state agency
Contractor LookoutCalifornia

Licensed General Contractors in San Mateo, California

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

  • 318licensed general contractors
  • 309active (Clear)
  • 2.8%with a suspension
  • 58.8%workers' comp exempt
  • 17.1 yrsmedian time licensed
  • 48.4%corp / LLC / partnership (51.6% sole owner)
  • 25new in the last 12 months
  • —change tracking began November 1, 2026

There are 318 general contractors based in San Mateo in CSLB's current file. 309 (97.2%) have a Clear status as of November 1, 2026.

The share with a suspension (2.8%) is close to the San Mateo County rate for the same license (3.4%). 58.8% report a workers' comp exemption, 1.1 points higher than the statewide figure for general contractors (57.7%), so many of these businesses say they have no employees.

The median general contractor here has held a license for 17.1 years (more than the statewide median of 15.3), and 25 licenses were issued in the last 12 months.

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 San Mateo

  1. Open the general contractor's profile from the table below (or search San Mateo listings by name). Check that B appears among its classifications and that the primary status reads Clear. What B 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 contractor is required by law. See the $1,000 rule.

50 of 318 general contractors in San Mateo

San Mateo 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 San Mateo
Business nameLicense #StatusYearsWorkers' compBond
Raiser Construction CO INC 215490 Clear 63 Insured On file
Lindstrom CO 244500 Clear 60 Insured On file
Culligan Management Company INC 254368 Clear 58 Insured On file
Cawc Waterproofing & Restoration 255484 Clear 57 Insured On file
Al De Construction Company 266483 Clear 55 Exempt On file
Door Thomas L 303165 Clear 51 Exempt On file
Carstens Construction CO 305427 Clear 51 Exempt On file
Imbelloni Construction CO INC 304975 Clear 51 Insured On file
Michael Fogli Builder 319523 Clear 50 Exempt On file
City Building INC 324335 Clear 50 Insured On file
Gordon Kullberg & Son INC 325506 Clear 50 Insured On file
Amoroso S J Construction CO LLC 331024 Clear 49 Insured On file
California Construction CO 378250 Clear 47 Exempt On file
Korbes Electric 388678 Clear 46 Insured On file
Chavez Construction Company 391481 Clear 46 Insured On file
Antone's Construction 405876 Clear 45 Exempt On file
Del Rey Construction CO INC 412533 Clear 45 Exempt On file
Aiello Construction CO 420622 Clear 44 Exempt On file
Electrovation 435675 Clear 43 Exempt On file
La Joie Construction INC 436632 Clear 43 Exempt On file
Draco Design and Construction 447874 Clear 43 Insured On file
Peace of Mind Structural INC 460580 Clear 42 Insured On file
Leyden Thomas Construction 475428 Clear 41 Insured On file
Doell Alan Construction 484867 Clear 40 Exempt On file
Area Development INC 490920 Clear 40 Insured On file
Albert Bruce R 496880 Clear 40 Exempt On file
Mantegani Distinctive Cabinetry & Woodwork 505490 Clear 39 Exempt On file
D L R Construction 509809 Clear 39 Insured On file
Peterson Technical Services 526148 Clear 38 Insured On file
Di Quattro Design and Construction 527205 Clear 38 Exempt On file
Fenech Christopher J General Contractor 527708 Clear 38 Insured On file
Century One Plumbing & Construction INC 532683 Clear 38 Exempt On file
Island & Son Construction 530990 Clear 38 Exempt On file
Rodiack E W General Contractor 537992 Clear 38 Exempt On file
Kustom Works 541308 Clear 38 Exempt On file
Regan's Renovations 541154 Clear 38 Insured On file
Aquila Construction 548242 Clear 38 Exempt On file
Baron Enterprises 544361 Clear 38 Exempt On file
Hack and Whack Construction 552523 Clear 37 Exempt On file
G W Construction CO 557704 Clear 37 Exempt On file
Sea Design & Build 563320 Clear 37 Insured On file
Heavywood Construction 573110 Clear 37 Insured On file
Schendel Leonard Construction CO INC 574236 Clear 37 Insured On file
Stella General Contracting Services 577359 Clear 37 Exempt On file
Abbey Roofing INC 582680 Clear 36 Insured On file
Phoenix Contractors-Consultants 583375 Clear 36 Exempt On file
San Mateo Real Estate INC 581591 Clear 36 Insured On file
Construction Unlimited 584768 Clear 36 Exempt On file
Knk Builders INC 592605 Clear 36 Exempt On file
Wilkinson Construction INC 593759 Clear 36 Insured On file

See all 318 general contractors in San Mateo

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 San Mateo?

CSLB's current public file lists 318 general contractors with a San Mateo mailing address. 309 have a Clear status, and 87.7% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a general contractor need in California?

Look for B on the license. 318 businesses in San Mateo 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 contractor's workers' comp?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In San Mateo, 40.3% of general contractors list a policy, 58.8% claim an exemption and 0.9% show no current coverage. Confirm the policy with CSLB's workers' comp search before work starts. How to check workers' comp.

Related

General Contractors in nearby cities

More general contractors lists in San Mateo County

Other licensed trades in San Mateo

Guides