CONSPEC INCORPORATED
California contractor license #284967 · Lee Vining, Mono County
License
- License number
- 284967
- Status
- Clear
- Classifications
- A General Engineering Contractor
- B General Building Contractor
- Business type
- Corporation
- Issued
- Jul 1, 1973
- Expires
- Jan 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Southern Insurance Company
- 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 Aug 27, 2026. Verify license #284967 on CSLB's License Check.
California public works
CONSPEC INCORPORATED appears on 30 public works projects registered with the California Department of Industrial Relations, 8 of them as the prime contractor, for 11 awarding bodies between 2022 and 2026. Projects it led total $5,510,042 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jul 20, 2026 | Benton Crossing Rd Rehab Project Ph1Paving & streets | Mono County Department of Public Works | Subcontractor | $4,679,976 |
| Jun 23, 2026 | 09-Mno-395-50.6/53.1Storm drain & flood control | California Department of Transportation (Caltrans) | Subcontractor | $23,333,333 |
| May 11, 2026 | Clark Emergency RepairWater | June Lake Public Utility District | Subcontractor | — |
| May 4, 2026 | Minaret MUPPaving & streets | Town of Mammoth Lakes (TOML) | Subcontractor | $2,584,500 |
| Apr 23, 2026 | MES TK BuildBuildings & facilities | Mammoth Unified School District | Subcontractor | $19,273,247 |
| Apr 2, 2026 | EFA - 09A1133Paving & streets | California Department of Transportation | Prime | $460,000 |
| Mar 16, 2026 | EFA - 09A1128Storm drain & flood control | California Department of Transportation | Prime | $320,000 |
| Dec 31, 2025 | EFA - 09A1106Storm drain & flood control | California Department of Transportation (Caltrans) | Prime | $397,000 |
| Sep 26, 2025 | Airport Multipurpose Building - SiteworkStorm drain & flood control | Town of Mammoth Lakes (TOML) | Subcontractor | $2,250,260 |
| Jul 8, 2025 | Pine Nut Road Rehabilitation ProjectStorm drain & flood control | Mono County Department of Public Works | Subcontractor | $565,638 |
| Jul 8, 2025 | Aspen Springs Ranch Road RehabilitationPaving & streets | Mono County Department of Public Works | Subcontractor | $602,485 |
| Jul 2, 2025 | Mammoth Arts and Cultural CenterDemolition & site work | Town of Mammoth Lakes (TOML) | Subcontractor | $15,862,000 |
| Jun 9, 2025 | EFA - 09A1080Traffic & signals | California Department of Transportation | Prime | $460,000 |
| Jun 4, 2025 | Mono City Waterline ReplacementWater | Lundy Mutual Water Company | Prime | $2,611,042 |
| May 21, 2025 | Guardrail Replacement Project Phase 1Traffic & signals | Mono County | Subcontractor | $617,777 |
| May 21, 2025 | Road and MUP Rehab 2025Paving & streets | Town of Mammoth Lakes (TOML) | Subcontractor | $3,027,014 |
| May 14, 2025 | EFA - 09A1076Paving & streets | California Department of Transportation (Caltrans) | Prime | $374,000 |
| Mar 11, 2025 | Whitney Portal IVStorm drain & flood control | Inyo County Department of Public Works | Subcontractor | $590,000 |
| Mar 1, 2025 | EFA - 09A1066Traffic & signals | California Department of Transportation (Caltrans) | Prime | $458,000 |
| Oct 2, 2024 | EFA - 09A1048Storm drain & flood control | California Department of Transportation (Caltrans) | Prime | $430,000 |
| Jul 5, 2024 | Town of Mammoth Lakes New Civic CenterPaving & streets | Town of Mammoth Lakes (TOML) | Subcontractor | $26,979,000 |
| Jun 27, 2024 | MMH Reconstruct GA and Terminal ParkingStorm drain & flood control | Town of Mammoth Lakes (TOML) | Subcontractor | $1,703,490 |
| Jun 26, 2024 | Campus Paving and Drainage ProjectSewer & wastewater | Mammoth Community Water District | Subcontractor | $2,057,730 |
| Jun 24, 2024 | Eastside Lane Rehabilitation Project PhPaving & streets | Mono County Department of Public Works | Subcontractor | — |
| Jun 3, 2024 | 2024 Road and MUP RehabilitationPaving & streets | Town of Mammoth Lakes (TOML) | Subcontractor | — |
Most recent 25 of 30. 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
- Town of Mammoth Lakes (TOML) · 9 projects
- California Department of Transportation (Caltrans) · 5 projects
- Mono County Department of Public Works · 4 projects
- California Department of Transportation · 3 projects
- Inyo County Department of Public Works · 2 projects
- Southern Mono Health Care District · 2 projects
- Mammoth Community Water District · 1 project
- Mammoth Unified School District · 1 project
- Lundy Mutual Water Company · 1 project
- June Lake Public Utility District · 1 project
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