MECHANICAL INSULATION SYSTEMS INC
California contractor license #1127254 · Redlands, San Bernardino County
License
- License number
- 1127254
- 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
- Oct 2, 2024
- Expires
- Oct 31, 2026
- Workers' compensation
- Workers' Compensation Insurance — Insurance Company Of The West
- 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 26, 2026. Verify license #1127254 on CSLB's License Check.
California public works
MECHANICAL INSULATION SYSTEMS INC appears on 81 public works projects registered with the California Department of Industrial Relations, for 65 awarding bodies between 2020 and 2026.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jul 7, 2026 | Redlands Police Department Safety HallBuildings & facilities | City of Redlands - Facilities and Community Services Dept. | Subcontractor | $52,772,525 |
| Jul 1, 2026 | Indio Police Headquarters - Phase 2Other | City of Indio | Subcontractor | $3,139,000 |
| Jun 8, 2026 | Maple ES New Kitchen RemodelBuildings & facilities | Hesperia Unified School District | Subcontractor | $1,708,008 |
| Apr 16, 2026 | Nutrition Services ModernizationBuildings & facilities | San Jacinto Unified School District | Subcontractor | $2,713,211 |
| Feb 10, 2026 | Chaffey H.S. Industrial Arts Bldg S Ph 2Buildings & facilities | Chaffey Joint Union High School District | Subcontractor | $26,024,376 |
| Jan 20, 2026 | Serrano High School TransformationBuildings & facilities | Snowline Joint Unified School District | Subcontractor | $31,069,232 |
| Jan 9, 2026 | Laguna Beach HS Pool Mod ProjectParks, landscape & fields | Laguna Beach Unified School District | Subcontractor | $595,000 |
| Dec 17, 2025 | State Street City Hall RenovationPaving & streets | City of Redlands - Facilities and Community Services Dept. | Subcontractor | $1,363,358 |
| Dec 15, 2025 | Altadena Main Library RenovationBuildings & facilities | Altadena Library District | Subcontractor | $13,895,885 |
| Dec 10, 2025 | JOC: BRAD GATES - ROOM 641 PHOTO LAB REMBuildings & facilities | County of Orange/OC Public Works | Subcontractor | $266,221 |
| Nov 18, 2025 | Saddleback College Central Plant Phase 0Buildings & facilities | South Orange County Community College District | Subcontractor | $1,169,979 |
| Oct 29, 2025 | HVAC Maintenance/Replacement of VAVsHVAC & mechanical | VICTOR VALLEY COMMUNITY COLLEGE DISTRICT | Subcontractor | $35,000 |
| Oct 16, 2025 | CTE Lab & Culinary Mods at North, Poly &Buildings & facilities | Riverside Unified School District - Purchasing Department | Subcontractor | $15,981,361 |
| Oct 14, 2025 | LLB RIO SAN GABRIEL ESBuildings & facilities | DOWNEY UNIFIED SCHOOL DISTRICT | Subcontractor | $38,200,001 |
| Sep 26, 2025 | Beaumont Library Expansion & RenovationDemolition & site work | Beaumont Library District | Subcontractor | $12,830,471 |
| Sep 10, 2025 | Bradoaks Fire RebuildBuildings & facilities | Monrovia Unified School District | Subcontractor | $1,819,535 |
| Sep 9, 2025 | Claremont Police Womens' Locker RoomBuildings & facilities | City of Claremont | Subcontractor | $2,629,803 |
| Aug 12, 2025 | BHS Modernization and Addition Phase 2Buildings & facilities | Muroc Joint Unified School District | Subcontractor | $2,850,000 |
| Aug 4, 2025 | Rancho Starbuck PAC/GymBuildings & facilities | Lowell Joint School District | Subcontractor | $25,327,311 |
| Jul 17, 2025 | THMS NEW CLASS & ADMIN / PAVILION / TTBuildings & facilities | Colton Joint Unified School District | Subcontractor | — |
| Jul 15, 2025 | Chaffey High School New Gymnasium Bldg BBuildings & facilities | Chaffey Joint Union High School District | Subcontractor | $21,295,704 |
| Jun 10, 2025 | 890/26 LQHS Grounds Bldg. & PDHS Press BBuildings & facilities | Desert Sands USD | Subcontractor | $848,600 |
| Jun 10, 2025 | 890/22F DEC Central Kitchen RenovationsBuildings & facilities | Desert Sands USD | Subcontractor | $9,148,796 |
| Jun 4, 2025 | Westside Library Expansion ProjectDesign, inspection & consulting | City of Rancho Cucamonga | Subcontractor | $11,500,000 |
| May 30, 2025 | 1306 MKHS AutoTechBuildings & facilities | Alhambra Unified School District | Subcontractor | $13,279,433 |
Most recent 25 of 81. 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
- Chaffey Joint Union High School District · 3 projects
- Los Angeles Housing Department (LAHD) · 3 projects
- Newport-Mesa Unified School District · 3 projects
- Desert Sands USD · 2 projects
- Hesperia Unified School District · 2 projects
- Capistrano Unified School District · 2 projects
- City of Ontario - Public Works Agency · 2 projects
- Moreno Valley Unified School District. · 2 projects
- Palm Springs Unified School District · 2 projects
- County of Orange/OC Public Works · 2 projects
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