CASTLEROCK ENVIRONMENTAL INC
California contractor license #776105 · Santa Fe Springs, Los Angeles County
License
- License number
- 776105
- Status
- Clear
- Classifications
- A General Engineering Contractor
- ASB Asbestos Certification
- B General Building Contractor
- C-2 Insulation and Acoustical Contractor
- C-15 Flooring and Floor Covering Contractor
- C-21 Building Moving/Demolition Contractor
- C-22 Asbestos Abatement Contractor
- HAZ Hazardous Substance Removal Certification
- Business type
- Corporation
- Issued
- Mar 13, 2000
- Expires
- Mar 31, 2028
- Workers' compensation
- Workers' Compensation Insurance — Zurich American 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 Aug 24, 2026. Verify license #776105 on CSLB's License Check.
California public works
CASTLEROCK ENVIRONMENTAL INC appears on 31 public works projects registered with the California Department of Industrial Relations, 19 of them as the prime contractor, for 21 awarding bodies between 2023 and 2026. Projects it led total $1,378,403 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Aug 28, 2026 | Client Directed Mold RemediationBuildings & facilities | Cal Poly Pomona | Prime | $29,890 |
| Jun 25, 2026 | emergency abatement remediationDemolition & site work | Covina-Valley Unified School District | Prime | $35,000 |
| Jun 25, 2026 | environmental remediation asbestosDesign, inspection & consulting | Covina-Valley Unified School District | Prime | $27,830 |
| Jun 3, 2026 | Lead Abatement & DisposalDemolition & site work | Arcadia Unified School District | Prime | $46,790 |
| Jan 22, 2026 | D&C25-003 Emmons Building (Granda TheateBuildings & facilities | City of Ontario | Subcontractor | $1,087,075 |
| Jan 6, 2026 | Bldg 24 CeilingDemolition & site work | California State Polytechnic University Pomona | Prime | $29,400 |
| Oct 28, 2025 | ROOSEVELT ELEMENTARY SCHOOL LIBRARY BLDGStorm drain & flood control | Santa Monica-Malibu Unified School District - Procurement | Prime | $45,103 |
| Aug 26, 2025 | STAR VIDEW PORTABLE E6Buildings & facilities | OCEAN VIEW SCHOOL DISTRICT | Prime | $18,680 |
| Aug 21, 2025 | GOLDEN VIEW ABATEMENTDemolition & site work | OCEAN VIEW SCHOOL DISTRICT | Prime | $7,990 |
| Jul 29, 2025 | Emergency AbatamentDemolition & site work | HECTOR | Prime | $19,895 |
| Jul 22, 2025 | Lead Abatement/Waste Disposal at HODemolition & site work | Arcadia Unified School District | Prime | $69,870 |
| Jul 15, 2025 | Banning Child Care Center ContractorBuildings & facilities | City of Los Angeles, Department of Recreation and Parks | Prime | $3,995 |
| Jul 8, 2025 | SPMS Exterior Patch and Paint RepairPainting & flooring | South Pasadena Unified School District | Subcontractor | $978,402 |
| Jun 24, 2025 | Hansen Dam Golf- Trailer Roof AbatementRoofing | City of Los Angeles, Department of Recreation and Parks | Prime | $5,275 |
| Jun 11, 2025 | Abatement ServicesDemolition & site work | Department of Transportation, Division of Procurement and Contracts | Prime | $837,650 |
| May 28, 2025 | 8038 Building 70 HVAC & ReroofHVAC & mechanical | Department of General Services | Subcontractor | $24,986,500 |
| May 22, 2025 | Annual Contract-Emergency AbatementDemolition & site work | Covina-Valley Unified School District | Prime | $35,000 |
| May 11, 2025 | UCLA Health Facilities JOC 2025-2028Buildings & facilities | University of California, Los Angeles | Subcontractor | $3,000,000 |
| Apr 17, 2025 | Asbestos Abatement RobinwoodDemolition & site work | OCEAN VIEW SCHOOL DISTRICT | Prime | $9,680 |
| Apr 8, 2025 | Seoul Intl Park RC - Kitchen Mastic AbatParks, landscape & fields | City of Los Angeles, Department of Recreation and Parks | Prime | $3,495 |
| Mar 3, 2025 | BUILDING DEMOLITION AT 5003 SERENO DRIVEParks, landscape & fields | City of Temple City | Subcontractor | $85,996 |
| Feb 26, 2025 | Toyon GardensConcrete & masonry | Los Angeles County Development Authority | Subcontractor | $37,782,219 |
| Feb 8, 2025 | Asbestos abatementDemolition & site work | Arcadia Unified School District | Prime | $84,890 |
| Jan 7, 2025 | Bldg. 22 Lanterman Mold/AsbestosDemolition & site work | California State Polytechnic University Pomona | Prime | $15,700 |
| Oct 14, 2024 | Security Cameras - Phase 2Traffic & signals | Sweetwater Union High School District 7 | Subcontractor | $381,643 |
Most recent 25 of 31. 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 Los Angeles, Department of Recreation and Parks · 4 projects
- OCEAN VIEW SCHOOL DISTRICT · 3 projects
- Covina-Valley Unified School District · 3 projects
- Arcadia Unified School District · 2 projects
- Department of General Services · 2 projects
- California State Polytechnic University Pomona · 2 projects
- City of Ontario · 1 project
- Santa Monica-Malibu Unified School District - Procurement · 1 project
- Department of Transportation, Division of Procurement and Contracts · 1 project
- City of Santa Monica - Facilities Services · 1 project
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