DUKE PLUMBING INC
California contractor license #430513 · Upland, San Bernardino County
License
- License number
- 430513
- Status
- Clear
- Classifications
- A General Engineering Contractor
- C-36 Plumbing Contractor
- Business type
- Corporation
- Issued
- Oct 25, 1982
- Expires
- Jan 31, 2028
- Workers' compensation
- Workers' Compensation Insurance — Insurance Company Of The West
- Contractor's bond
- $25,000 — American Contractors Indemnity Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Jan 9, 2026. Verify license #430513 on CSLB's License Check.
California public works
DUKE PLUMBING INC appears on 35 public works projects registered with the California Department of Industrial Relations, for 18 awarding bodies between 2015 and 2026.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Sep 4, 2026 | Katella eSports ProjectBuildings & facilities | Anaheim Union High School District | Subcontractor | $2,652,710 |
| Sep 4, 2026 | Western HS Band Room ProjectBuildings & facilities | Anaheim Union High School District | Subcontractor | $1,778,826 |
| Jul 6, 2026 | Magnolia HS ImprovementsBuildings & facilities | Anaheim Union High School District | Subcontractor | $450,700 |
| Mar 4, 2026 | Santiago HS - Pool ReplacementParks, landscape & fields | Garden Grove USD | Subcontractor | $6,580,176 |
| Jan 28, 2026 | W68P2859Buildings & facilities | Capistrano Unified School District | Subcontractor | $19,288,000 |
| Dec 19, 2025 | South JHS Site ImprovementsDemolition & site work | Anaheim Union High School District | Subcontractor | $7,076,514 |
| Nov 5, 2025 | North Verdemont Elementary AdditionParks, landscape & fields | San Bernardino City USD | Subcontractor | $3,228,238 |
| Oct 20, 2025 | Orangeview JHS Modernization - MaintBuildings & facilities | Anaheim Union High School District | Subcontractor | $1,690,026 |
| Oct 14, 2025 | LLB RIO SAN GABRIEL ESBuildings & facilities | DOWNEY UNIFIED SCHOOL DISTRICT | Subcontractor | $38,200,001 |
| Jun 26, 2025 | Covina High School Softball Field ProjecParks, landscape & fields | Covina-Valley Unified School District | Subcontractor | $8,054,037 |
| May 13, 2025 | Prelim & Lease-Leaseback - Rio Hondo ESOther | DOWNEY UNIFIED SCHOOL DISTRICT | Subcontractor | $7,441,749 |
| May 7, 2025 | Paularino Playground/ShadeParks, landscape & fields | Newport-Mesa Unified School District | Subcontractor | $4,664,582 |
| May 7, 2025 | Woodland Playground/ShadeParks, landscape & fields | Newport-Mesa Unified School District | Subcontractor | $4,618,544 |
| May 7, 2025 | Whittier Playground/ShadeParks, landscape & fields | Newport-Mesa Unified School District | Subcontractor | $3,579,058 |
| May 7, 2025 | Newport El HVACHVAC & mechanical | Newport-Mesa Unified School District | Subcontractor | $1,948,800 |
| Apr 10, 2025 | HVAC REPLACEMENT AT DCISHVAC & mechanical | Etiwanda School District | Subcontractor | $6,043,300 |
| Apr 9, 2025 | ODE/VES TK Expansion ProjectsBuildings & facilities | Norris School District | Subcontractor | $1,885,425 |
| Dec 11, 2024 | U28R0925 - HVAC ProjectHVAC & mechanical | Huntington Beach City School District | Subcontractor | $11,433,620 |
| Nov 19, 2024 | Parks JHS GymParks, landscape & fields | Fullerton School District | Subcontractor | $7,925,000 |
| Nov 19, 2024 | Nicolas JHS Gym BuildingBuildings & facilities | Fullerton School District | Subcontractor | $7,718,000 |
| Oct 8, 2024 | VES ModernizationBuildings & facilities | Val Verde Unified School District | Subcontractor | $8,858,687 |
| Jun 27, 2024 | Workman High School Stadium ProjectParks, landscape & fields | Hacienda La Puente Unified School District | Subcontractor | $15,639,000 |
| Jun 13, 2024 | VES ES Modular Classroom BldgBuildings & facilities | Norris School District | Subcontractor | $1,196,120 |
| Jun 13, 2024 | ODE ES Modular Classroom BuildingBuildings & facilities | Norris School District | Subcontractor | $847,894 |
| Nov 17, 2023 | LINCOLN EDUCATION CENTER - HVAC PROJECTHVAC & mechanical | Garden Grove Unified School District | Subcontractor | — |
Most recent 25 of 35. 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
- Anaheim Union High School District · 5 projects
- Newport-Mesa Unified School District · 4 projects
- Etiwanda School District · 3 projects
- Norris School District · 3 projects
- Fullerton School District · 2 projects
- Huntington Beach City School District · 2 projects
- ABC Unified School District · 2 projects
- DOWNEY UNIFIED SCHOOL DISTRICT · 2 projects
- El Monte Union High School District · 2 projects
- Garden Grove Unified School District · 2 projects
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