J & K WELDING
California contractor license #419502 · Rancho Cucamonga, San Bernardino County
License
- License number
- 419502
- Status
- Clear
- Classifications
- A General Engineering Contractor
- C-60 Welding Contractor
- Business type
- Sole Owner
- Issued
- Mar 15, 1982
- Expires
- Mar 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — State Compensation Insurance Fund
- Contractor's bond
- $25,000 — Atlantic Specialty Insurance Company
- DIR public works registration
- Registration expired Jun 30, 2026
From the California Contractors State License Board (CSLB) public license file, last updated Mar 18, 2026. Verify license #419502 on CSLB's License Check.
California public works
J & K WELDING appears on 43 public works projects registered with the California Department of Industrial Relations, for 32 awarding bodies between 2021 and 2024.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Oct 15, 2024 | Sierra Ave NRW Failure of Seven ManholSewer & wastewater | Inland Empire Utilities Agency | Subcontractor | $150,000 |
| Oct 15, 2024 | Professional Baseball StadiumBuildings & facilities | City of Ontario - Public Works Agency | Subcontractor | $234,000,000 |
| Sep 17, 2024 | • Las Posas & Palm Ave 24" CML&C RepairOther | Vallecitos Water District | Subcontractor | $50,000 |
| Aug 28, 2024 | Domestic Water Phase 2B Through 2GOther | Toll Brothers - So Cal | Subcontractor | $3,790,273 |
| Aug 7, 2024 | Menifee Road 24-Inch PipelinePaving & streets | Eastern Municipal Water District | Subcontractor | $3,447,041 |
| Jul 17, 2024 | Montebello Domestic Water Phase 2AOther | Toll Brothers - So Cal | Subcontractor | $3,634,057 |
| May 23, 2024 | Upsize Blending Line at DiamondOther | Elsinore Valley Municipal Water District. | Subcontractor | — |
| May 5, 2024 | Air Expy & Adelanto PRV Emergency ReplacOther | City of Adelanto | Subcontractor | — |
| May 1, 2024 | Ontario DC 16 Domestic Water ImprovementOther | Prologis L.P. | Subcontractor | — |
| Apr 25, 2024 | PM 38375Paving & streets | Eastern Municipal Water District - Development Services Dept | Subcontractor | $1,751,694 |
| Apr 24, 2024 | Oliver Street Sewer SR-60 CrossingSewer & wastewater | Eastern Municipal Water District | Subcontractor | — |
| Apr 8, 2024 | Tract 20312-1 Wet Utility ImprovementsOther | TRI Pointe Homes, LLC | Subcontractor | — |
| Mar 25, 2024 | Elk Mountain BPS Leak RepairOther | Yorba Linda Water District | Subcontractor | — |
| Feb 25, 2024 | West Foothill Boulevard Street ImprovemeStorm drain & flood control | City of Rancho Cucamonga | Subcontractor | — |
| Jan 28, 2024 | Miramar Distribution Line Emergency RepaOther | Three Valleys Municipal Water District | Subcontractor | — |
| Jan 28, 2024 | SEWER LINE IN 4TH ST FRM HAVEN AVE TO HESewer & wastewater | Cucamonga Valley Water District | Subcontractor | — |
| Jan 15, 2024 | Perris North Raw Water Conveyance PipeliOther | Eastern Municipal Water District | Subcontractor | — |
| Jan 8, 2024 | Cudahy Pump StationWater | Central Basin MWD 1 | Subcontractor | — |
| Dec 26, 2023 | Reservoir R-2 & R-16 Overflow Air Gap InWater | City of Upland 2 | Subcontractor | — |
| Dec 6, 2023 | Associated Rd High Pressure WaterlineWater | City of Brea | Subcontractor | — |
| Nov 26, 2023 | Tract 31896 Off-Site Sewer ImprovementsSewer & wastewater | DR Horton | Subcontractor | — |
| Oct 20, 2023 | CHEMICAL ROOM REHABILITATION PROJECTOther | CHINO BASIN DESALTER AUTHORITY-LC | Subcontractor | — |
| Oct 1, 2023 | Avenida Presidio Valve Replacement ProjeOther | SOUTH COAST WATER DISTRICT | Subcontractor | — |
| Sep 18, 2023 | Lincoln Techite Jefferson to MadisonOther | City of Riverside - Public Utilities | Subcontractor | — |
| Sep 5, 2023 | On-Call Routine Maintenance & EmergencyOther | MOJAVE WATER AGENCY | Subcontractor | — |
Most recent 25 of 43. 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
- Eastern Municipal Water District · 4 projects
- Prologis L.P. · 3 projects
- Toll Brothers - So Cal · 2 projects
- City of Rancho Cucamonga · 2 projects
- SOUTH COAST WATER DISTRICT · 2 projects
- Three Valleys Municipal Water District · 2 projects
- MOJAVE WATER AGENCY · 2 projects
- City of Adelanto · 2 projects
- TRI Pointe Homes, LLC · 1 project
- The Metropolitan Water District of Southern California · 1 project
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