D A MC COSKER CONSTRUCTION CO DBA INDEPENDENT CONSTRUCTION
California contractor license #215611 · Concord, Contra Costa County
License
- License number
- 215611
- Status
- Clear
- Classifications
- A General Engineering Contractor
- C-12 Earthwork and Paving Contractor
- HAZ Hazardous Substance Removal Certification
- Business type
- Corporation
- Issued
- Feb 28, 1963
- Expires
- Jul 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Arch Insurance Company
- Contractor's bond
- $25,000 — Harco National Insurance Company
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Apr 1, 2026. Verify license #215611 on CSLB's License Check.
California public works
D A MC COSKER CONSTRUCTION CO DBA INDEPENDENT CONSTRUCTION appears on 16 public works projects registered with the California Department of Industrial Relations, 5 of them as the prime contractor, for 10 awarding bodies between 2023 and 2026. Projects it led total $53,206,437 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jun 30, 2026 | Westlake SWCPaving & streets | Lennar Homes of California (LSC), LLC | Prime | $3,430,568 |
| May 15, 2026 | Irvine Gateway Preserve InfrastructureSewer & wastewater | City of Irvine | Prime | $21,365,900 |
| Feb 24, 2026 | I St/32nd St Storm Drain ImprovementStorm drain & flood control | County of Sacramento | Subcontractor | $1,263,835 |
| Jul 16, 2025 | Dry Creek CommonsPaving & streets | Dry Creek Commons, LP | Subcontractor | $28,306,246 |
| May 5, 2025 | VA Commerce Center Phase 4A Grading ImpsDemolition & site work | The Newhall Land and Farming Company, a California limited partnership | Prime | $3,527,319 |
| Sep 19, 2024 | Village 44 Topside & Wet UtilitiesOther | River Islands Construction, LLC. | Prime | $2,382,649 |
| Jul 12, 2024 | Lagoon Valley NBHD K2&L ImprovementsOther | Triad Lagoon Valley LLC | Subcontractor | $1,531,300 |
| Jun 28, 2024 | Lagoon Valley NBHD K - PH2Other | Triad Lagoon Valley LLC | Subcontractor | $3,414,784 |
| Jun 3, 2024 | Westlake Village J ImprovementsOther | Lennar Homes of California (LSC), LLC | Subcontractor | — |
| May 28, 2024 | Heart of Park Mass GradingParks, landscape & fields | City of Irvine | Prime | $22,500,000 |
| May 20, 2024 | Phase 2 Area 4 Mass GradingDemolition & site work | River Islands Construction, LLC. | Subcontractor | — |
| Apr 29, 2024 | Altair - GradingDemolition & site work | Brookfield Land Construction, Inc. | Subcontractor | — |
| Nov 5, 2023 | Phase 2 Area 3 Village 21, 22, & 23 TopsOther | Reclamation District 2062 | Subcontractor | — |
| Oct 2, 2023 | Placer One - East Gravity Sewer TrunkSewer & wastewater | JEN CA Placer Ranch LLC. | Subcontractor | — |
| Aug 22, 2023 | Westlake Village IOther | Lennar Homes of California (LSC), LLC | Subcontractor | — |
| Mar 28, 2023 | Grantline 208 Americanos Blvd. IPBridges & structures | Lennar Homes of California (LSC), LLC | Subcontractor | — |
Most recent 16 of 16. 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
- Lennar Homes of California (LSC), LLC · 4 projects
- City of Irvine · 2 projects
- River Islands Construction, LLC. · 2 projects
- Triad Lagoon Valley LLC · 2 projects
- The Newhall Land and Farming Company, a California limited partnership · 1 project
- Reclamation District 2062 · 1 project
- Brookfield Land Construction, Inc. · 1 project
- Dry Creek Commons, LP · 1 project
- JEN CA Placer Ranch LLC. · 1 project
- County of Sacramento · 1 project
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