DIAMONDBACK SAWING AND CORING INC
California contractor license #998960 · Fontana, San Bernardino County
License
- License number
- 998960
- Status
- Clear
- Classifications
- A General Engineering Contractor
- Business type
- Corporation
- Issued
- Dec 3, 2014
- Expires
- Dec 31, 2026
- Workers' compensation
- Workers' Compensation Insurance — State Compensation Insurance Fund
- 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 Jan 27, 2026. Verify license #998960 on CSLB's License Check.
California public works
DIAMONDBACK SAWING AND CORING INC appears on 14 public works projects registered with the California Department of Industrial Relations, for 13 awarding bodies between 2021 and 2025.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jun 6, 2025 | West Mill Charging HubSolar, EV & energy | EV Mill Tenant LLC | Subcontractor | $12,358,852 |
| May 9, 2025 | Christopher clsrm mod & HVACHVAC & mechanical | Oak Grove School District | Subcontractor | $9,445,212 |
| Dec 16, 2024 | IVC SSC & Student UnionDemolition & site work | South Orange County Community College District | Subcontractor | $70,900,000 |
| Dec 10, 2024 | SYSTEMWIDE 2 PIPELINE REPLACEMENTSWater | City of San Bernardino Municipal Water Department | Subcontractor | $11,600,977 |
| Sep 19, 2024 | Emergency Release Facility, Lake PerrisWater | California Department of Water Resources, DOE-CCS | Subcontractor | $61,048,653 |
| Aug 21, 2024 | Arrow Route Distribution Line ExtensionElectrical, low voltage & AV | City of Rancho Cucamonga | Subcontractor | $1,198,777 |
| Jul 11, 2024 | UVDC Pump Station and Contact TankWater | Rancho California Water District | Subcontractor | $30,761,600 |
| Jun 18, 2024 | Civic Center Alternate Power - CIP 10069Water | City of Tustin | Subcontractor | $3,892,440 |
| Feb 16, 2024 | RCMU-Line Extension Etiwanda NorthOther | City of Rancho Cucamonga | Subcontractor | — |
| Jan 8, 2024 | Assessment District No. 124 - Phase 1 -Other | City of Newport Beach | Subcontractor | — |
| Oct 1, 2023 | Prisma Artist LoftsDemolition & site work | National Community Renaissance of California | Subcontractor | — |
| Jul 17, 2023 | 57/60 Interchange Improvements ProjectOther | San Gabriel Valley Council of Governments | Subcontractor | — |
| Oct 4, 2021 | Ellis Elementary School Campus ModernizaDemolition & site work | Sunnyvale School District | Subcontractor | — |
| — | Alga Norte Park Pool ReplasterParks, landscape & fields | city of carlsbad or carlsbad municipal water district | Subcontractor | $1,534,522 |
Most recent 14 of 14. 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
- City of Rancho Cucamonga · 2 projects
- California Department of Water Resources, DOE-CCS · 1 project
- City of Newport Beach · 1 project
- City of San Bernardino Municipal Water Department · 1 project
- Oak Grove School District · 1 project
- City of Tustin · 1 project
- National Community Renaissance of California · 1 project
- EV Mill Tenant LLC · 1 project
- Sunnyvale School District · 1 project
- city of carlsbad or carlsbad municipal water district · 1 project
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