KARCHER INSULATION INC
California contractor license #309141 · Anaheim, Orange County
License
- License number
- 309141
- Status
- Clear
- Classifications
- C-2 Insulation and Acoustical Contractor
- C-61/D-12 Synthetic Products
- C-61/D-64 Non-specialized
- Business type
- Corporation
- Issued
- Aug 12, 1975
- Expires
- Jan 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Great Divide Insurance Company
- Contractor's bond
- $25,000 — American Contractors Indemnity Company
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Oct 1, 2026. Verify license #309141 on CSLB's License Check.
California public works
KARCHER INSULATION INC appears on 449 public works projects registered with the California Department of Industrial Relations, 4 of them as the prime contractor, for 249 awarding bodies between 2014 and 2026. Projects it led total $105,935 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jul 31, 2026 | Arroyo Vista Exhaust FansHVAC & mechanical | UC Irvine | Subcontractor | $487,244 |
| Jul 14, 2026 | Mission Bay HS WSM Ph. II LLBBuildings & facilities | San Diego Unified School District | Subcontractor | $44,692,217 |
| Jul 1, 2026 | KARCHERINSULFY27MA01Other | County of Ventura GSA | Prime | $30,000 |
| Jun 23, 2026 | Marshall ES WSM GMP No 1 LLBBuildings & facilities | San Diego Unified School District | Subcontractor | $22,431,889 |
| Jun 23, 2026 | GHS Building B & E HVAC ReplacementHVAC & mechanical | San Gabriel Unified School District | Subcontractor | $1,212,000 |
| Jun 3, 2026 | ROOSEVELT HIGH SCHOOL WEST HALL HEATING,HVAC & mechanical | Fresno Unified School District | Subcontractor | $3,619,000 |
| May 20, 2026 | Fillmore Middle School HVAC & ShadeHVAC & mechanical | Fillmore Unified School District | Subcontractor | $1,247,000 |
| May 19, 2026 | Coalinga Dorm Plumbing ReplacementSewer & wastewater | West Hills Community College District | Subcontractor | $1,455,979 |
| May 5, 2026 | Woodbridge HS Mod Buildings J&KBridges & structures | Irvine Unified School District | Subcontractor | $18,492 |
| Apr 22, 2026 | Bullard Talent K-8 School Classrooms HVAHVAC & mechanical | Fresno Unified School District | Subcontractor | $773,050 |
| Apr 14, 2026 | Community Day School ModernizationDemolition & site work | Merced City School District - Facilities | Subcontractor | $3,100,000 |
| Mar 20, 2026 | Rogers MS HVAC Central KitchenHVAC & mechanical | Lawndale Elementary School District | Subcontractor | $416,000 |
| Mar 17, 2026 | 180/01F ADAMS ECLC MODERNIZATIONBuildings & facilities | Desert Sands USD | Subcontractor | $21,114,499 |
| Mar 5, 2026 | Pines and RootsBuildings & facilities | University of California, San Diego | Subcontractor | $11,300,000 |
| Mar 3, 2026 | AHS Entry Security ImprovementsBuildings & facilities | Atascadero Unified School District 1 | Subcontractor | $1,111,670 |
| Feb 25, 2026 | Hamilton K-8 School Gym HVAC UpgradeHVAC & mechanical | Fresno Unified School District | Subcontractor | $899,400 |
| Feb 4, 2026 | SSSA POLICE SERV. BLDG. 2026Buildings & facilities | Clovis Unified School District | Subcontractor | $451,155 |
| Feb 3, 2026 | Gym Boiler Replacement, FCCHVAC & mechanical | State Center Community College District | Subcontractor | $1,673,000 |
| Jan 21, 2026 | SSB 129-131 Dunseth Lab RenovationBuildings & facilities | University of California, San Diego | Subcontractor | $385,000 |
| Jan 13, 2026 | Main Jail Co-Gen DemoOther | Fresno County Facility Services | Subcontractor | $1,479,880 |
| Jan 8, 2026 | SDSC Booster Pump UpgradesOther | University of California, San Diego | Subcontractor | $842,592 |
| Jan 5, 2026 | PCL Construction SEZ ProjectDemolition & site work | Rose Bowl Operating Company | Subcontractor | $25,427,374 |
| Dec 22, 2025 | 263949HVAC & mechanical | Central Unified School District - Maintenance | Subcontractor | $325,000 |
| Dec 16, 2025 | Bookstore Reroof & HVAC Replacement, FCCRoofing | State Center Community College District | Subcontractor | $2,138,700 |
| Dec 15, 2025 | SCVC Cath Lab #1 Equipment ReplacementBuildings & facilities | University of California, San Diego | Subcontractor | $651,878 |
Most recent 25 of 449. 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
- San Diego Unified School District · 19 projects
- University of California, Los Angeles · 14 projects
- County of Los Angeles Department of Public Works · 14 projects
- Fresno Unified School District · 13 projects
- University of California, San Diego · 12 projects
- Long Beach USD - Facilities Development & Planning · 9 projects
- Santa Monica-Malibu Unified School District- <>FIP Procurement · 6 projects
- Westminster School District · 6 projects
- Los Angeles Community College District · 6 projects
- State Center Community College District · 5 projects
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