KORTE'S BACKHOE SERVICE

California contractor license #1021601 · Calistoga, Napa County

License

License number
1021601
Status
Clear
Classifications
  • C-12 Earthwork and Paving Contractor
Business type
Corporation
Issued
Dec 8, 2016
Expires
Dec 31, 2026
Workers' compensation
Workers' Compensation Insurance — State Compensation Insurance Fund
Contractor's bond
$25,000 — American Contractors Indemnity Company
DIR public works registration
Registered through Jun 30, 2028

From the California Contractors State License Board (CSLB) public license file, last updated Feb 2, 2026. Verify license #1021601 on CSLB's License Check.

California public works

KORTE'S BACKHOE SERVICE appears on 23 public works projects registered with the California Department of Industrial Relations, for 17 awarding bodies between 2014 and 2026.

Most recent public works projects
DateProjectAwarding bodyRoleContract amount
Jun 17, 2026Jesse Bethel Fields ModernizationPlumbing & restroomsVallejo City Unified School DistrictSubcontractor$23,823,140
Aug 13, 2025Albert Biella Elementary School ECE ModeBuildings & facilitiesSanta Rosa City SchoolsSubcontractor$5,254,220
Jun 11, 2025Helen Lehman Elementary School TK ClassrDemolition & site workSanta Rosa City SchoolsSubcontractor$13,993,467
May 14, 2025Stege ES Rebuild ProjectOtherWest Contra Costa Unified School DistrictSubcontractor$5,578,028
Apr 23, 2025Piner High School Two-Story Classroom BuBuildings & facilitiesSanta Rosa City SchoolsSubcontractor$24,369,198
Mar 13, 2025MWE PreschoolBuildings & facilitiesWindsor Unified School DistrictSubcontractor$9,220,954
Mar 12, 2025AA36- AHS CTE Building - Phase 3Buildings & facilitiesWest Sonoma County Union High School DistrictSubcontractor$26,818,901
Feb 13, 2025District Wide SolarSolar, EV & energyNapa Valley Unified School DistrictSubcontractor$12,613,866
Jan 14, 2025Redwood HS FASCD Building ProjectElectrical, low voltage & AVTamalpais Union High School DistrictSubcontractor$39,091,268
Oct 22, 2024Hearn Community Hub Phase 1Buildings & facilitiesCity of Santa RosaSubcontractor$33,000,000
Jun 17, 2024San Rafael High School Aquatic Center PrBuildings & facilitiesSan Rafael City SchoolsSubcontractor—
Jun 10, 2024Calpella TK-K Classroom Expansion ProjecBuildings & facilitiesUkiah Unified School DistrictSubcontractor—
Jun 4, 2024Public Health Lab & Coroner's OfficeOtherCounty of SonomaSubcontractor$39,867,202
Apr 24, 2024D.O. & Educ Center - Ctrl Rec WHSBuildings & facilitiesSanta Rosa City SchoolsSubcontractor$8,221,757
Mar 13, 2024D-628 Eng Tech Design-Build ProjectBuildings & facilitiesContra Costa Community College DistrictSubcontractor$41,548,250
Feb 9, 2024Donaldson Way Campus UpgradesBuildings & facilitiesNapa Valley Unified School DistrictSubcontractor$14,428,073
Sep 14, 2023San Quentin New Education & Vocational BBuildings & facilitiesCalifornia Department of Corrections and Rehabilitation - Construction ContractSubcontractor—
Jun 26, 2023Nicholas ES New Const-COREBuildings & facilitiesSacramento City Unified School DistrictSubcontractor—
Jun 1, 2023STEAM BuildingBuildings & facilitiesCalistoga Joint Unified School DistrictSubcontractor—
Nov 26, 2022SRJC RoselandBuildings & facilitiesSonoma County Junior College District dba Santa Rosa Junior CollegeSubcontractor—
Jun 2, 2022Lone Tree School Site ProjectParks, landscape & fieldsBrentwood Union School District -Subcontractor—
Jun 10, 2019Calpella 2019 Roof Replacement ProjectRoofingUkiah Unified School DistrictSubcontractor—
Sep 10, 2014Calpella A/C installationBuildings & facilitiesUkiah Unified School DistrictSubcontractor—

Most recent 23 of 23. 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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