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Licensed Concrete Contractors in Oakland, California

Updated November 1, 2026 from CSLB's public license file · C-8 Concrete Contractor

  • 24licensed concrete contractors
  • 20active (Clear)
  • 16.7%with a suspension
  • 0%workers' comp exempt
  • 8.8 yrsmedian time licensed
  • 62.5%corp / LLC / partnership (37.5% sole owner)
  • 1new in the last 12 months
  • —change tracking began November 1, 2026

Oakland is home to 24 concrete contractors in CSLB's license file, ranking #2 of 3 Alameda County cities for this trade. 83.3% are Clear.

The share with a suspension, 16.7%, is 8.4 points higher than the Alameda County rate for the same license (8.3%). About 0% report a workers' comp exemption, roughly the statewide norm for concrete contractors.

The median concrete contractor here has held a license for 8.8 years (less than the statewide median of 13.4), and 1 license was issued in the last 12 months.

In California this work generally calls for the C-8 Concrete Contractor license (or a B license when it is part of a larger multi-trade job). See the C-8 Concrete Contractor guide for what the license covers.

How to check a concrete contractor's license in Oakland

  1. Find the business in the list below, or search all 24 Oakland listings, and open its profile. You want a Clear status and the C-8 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 16.7% of Oakland listings here already show a suspension.
  3. Match the license holder's name to the name on the written contract and the person you meet. Ask for proof of workers' comp if anyone besides the owner will work on site. Hiring checklist.

All 24 concrete contractors in Oakland

Oakland concrete 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 concrete contractors in Oakland
Business nameLicense #StatusYearsWorkers' compBond
Fitzmaurice J H INC 111689 Clear 77 Insured On file
Johnson A A & Son INC 277070 Clear 54 Insured On file
Gardner Jim Construction INC 444635 Clear 43 Insured On file
Swinderman Construction INC 601875 Clear 36 Insured On file
Topnotch Builders 689821 Clear 32 Insured On file
Swinderman Olson Construction 804310 Clear 24 Insured On file
B Side INC 821091 Clear 23 Insured On file
Diamond's Concrete Construction 888478 Clear 19 Insured On file
D-Line Constructors INC 944284 Clear 16 Insured On file
P J Plumbing INC 992574 Clear 12 Insured On file
Advantage Concrete 1032648 Clear 9 Insured On file
Wood Pecker Concrete 1038114 Clear 8 Insured On file
Alpha & the Omega the 1050422 Clear 7 Insured On file
Solid Ground 1053534 Clear 7 Insured On file
Rei Build Up Construction Corp 1056628 Clear 7 Insured On file
Depth Concrete INC 1084243 Clear 4 Insured On file
Katoa Concrete 1106368 Clear 3 Insured On file
Bay Area Sprinkler & Landscape LLC 1131691 Clear 1 Insured On file
Laloos Construction INC 1135396 Clear 1 Insured On file
Jahz Concrete Company 1140881 Clear 1 Insured On file
Certa Engineering 980022 Susp: workers' compensation 13 None On file
Alameda Concrete 1130075 Susp: contractor's bond 1 Insured On file
Barahona's Concrete INC 1130932 Susp: workers' compensation 1 None On file
Mafi Concrete Construction 1151968 Susp: workers' compensation <1 None 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 concrete contractors are in Oakland?

CSLB's current public file lists 24 concrete contractors with a Oakland mailing address. 20 have a Clear status, and 75% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a concrete contractor need in California?

Look for C-8 on the license. 24 businesses in Oakland 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 concrete contractor's workers' comp?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In Oakland, 87.5% of concrete contractors list a policy, 0% claim an exemption and 12.5% 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