DIAMOND CONSTRUCTION & DESIGN
California contractor license #521295 · San Clemente, Orange County
License
- License number
- 521295
- Status
- Clear
- Classifications
- A General Engineering Contractor
- B General Building Contractor
- Business type
- Partnership
- Issued
- Nov 24, 1987
- Expires
- Feb 28, 2027
- Workers' compensation
- Workers' Compensation Insurance — Everest Premier Insurance Company
- Contractor's bond
- $25,000 — North River Insurance Company (The)
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Jun 16, 2026. Verify license #521295 on CSLB's License Check.
California public works
DIAMOND CONSTRUCTION & DESIGN appears on 10 public works projects registered with the California Department of Industrial Relations, 8 of them as the prime contractor, for 8 awarding bodies between 2023 and 2026. Projects it led total $4,005,880 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Sep 15, 2026 | Storm Drain Repair - Sunny Crest Dr AlleStorm drain & flood control | City of Fullerton | Prime | $285,285 |
| Apr 1, 2026 | Traffic Signal Installation at Bedford CTraffic & signals | City of Corona - 01 | Prime | $1,028,269 |
| Jan 9, 2026 | WILLOW PARK SHADE STRUCTURE INSTALLATIONParks, landscape & fields | City of Cypress | Prime | $77,980 |
| Apr 22, 2025 | Pico Park Prefab Restroom ProjectPlumbing & restrooms | City of Pico Rivera | Prime | $135,920 |
| Dec 4, 2024 | 36" HDPE S.D. Outlet Extension NorthStorm drain & flood control | City of San Clemente - PW | Prime | $44,196 |
| Nov 25, 2024 | Old City Hall Slope and Parking WinterizDemolition & site work | City of San Clemente - PW | Prime | $55,610 |
| Oct 15, 2024 | Pico Presidio DIP ReplacementWater | City of San Clemente | Prime | $1,189,310 |
| Oct 15, 2024 | Pico/Presidio DIP ReplacementWater | City of San Clemente - Public Works (Ohana) | Prime | $1,189,310 |
| Oct 1, 2024 | STORM DRAIN GRAVITY MAIN SWGM-16135 REPASewer & wastewater | City of San Clemente - PW | Subcontractor | $573,637 |
| Jun 1, 2023 | Kennedy Elementary and Villa IntermediatTraffic & signals | City of Santa Ana | Subcontractor | — |
Most recent 10 of 10. 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 San Clemente - PW · 3 projects
- City of San Clemente · 1 project
- City of Cypress · 1 project
- City of Fullerton · 1 project
- City of San Clemente - Public Works (Ohana) · 1 project
- City of Santa Ana · 1 project
- City of Corona - 01 · 1 project
- City of Pico Rivera · 1 project
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