KOCH & KOCH INC

California contractor license #793724 · Grass Valley, Nevada County

License

License number
793724
Status
Clear
Classifications
  • A General Engineering Contractor
  • B General Building Contractor
  • C-10 Electrical Contractor
  • C-21 Building Moving/Demolition Contractor
  • HAZ Hazardous Substance Removal Certification
Business type
Corporation
Issued
Apr 11, 2001
Expires
Apr 30, 2027
Workers' compensation
Workers' Compensation Insurance — Arch Insurance Company
Contractor's bond
$25,000 — Merchants Bonding Company (Mutual)
DIR public works registration
Registered through Jun 30, 2028

From the California Contractors State License Board (CSLB) public license file, last updated Jul 1, 2026. Verify license #793724 on CSLB's License Check.

California public works

KOCH & KOCH INC appears on 9 public works projects registered with the California Department of Industrial Relations, 4 of them as the prime contractor, for 8 awarding bodies between 2021 and 2026. Projects it led total $6,948,302 in reported contract value.

Most recent public works projects
DateProjectAwarding bodyRoleContract amount
Jun 30, 2026Wexford Lift Station Improvement ProjectSewer & wastewaterCounty of Placer - Department of Public WorksPrime$2,105,275
Jun 26, 2026Lopes Road Lift Station ImprovementsSewer & wastewaterFairfield-Suisun Sewer DistrictPrime$2,498,000
Mar 10, 2025Slide Gate and Slide Gate replacementOtherWoodbridge Sanitary DistrictPrime$106,265
Jan 16, 2025Monte Vista Tank ReplacementOtherPlacer County Water Agency - AuburnPrime$2,238,762
Apr 22, 2024GCID Hamilton City Pumping Plant ElectriElectrical, low voltage & AVGlenn-Colusa Irrigation DistrictSubcontractor—
Jul 24, 2023EFA - Remove existing pump, install tempOtherCalifornia Department of Transportation (Caltrans)Subcontractor—
May 30, 2023Vintage Oak SSLS Upgrades ProjectElectrical, low voltage & AVCity of GaltSubcontractor—
Feb 15, 202310-SJ-4, 99, 120-VARWaterCalifornia Department of Transportation (Caltrans)Subcontractor—
Sep 1, 2021La Vista Tank and Booster Pump Station PStorm drain & flood controlCarmichael Water DistrictSubcontractor—

Most recent 9 of 9. Contract amounts are the whole project's, as the awarding body reported them to DIR (reported since July 2024); a role is "Prime" when the awarding body registered the contractor on the project.

Awarding bodies it works for most

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