Chaffey Joint Union High School District
15 public works projects registered with the California Department of Industrial Relations, 2024–2026 · Ontario, San Bernardino County. Reported contract value: $102,372,863.
Projects by year
| Year | Projects | Reported contract value |
|---|---|---|
| 2026 | 4 | $33,685,903 |
| 2025 | 4 | $43,706,722 |
| 2024 | 7 | $24,980,238 |
DIR has published contract amounts since July 2024; earlier years count projects only.
Types of work
- Buildings & facilities · 10
- Plumbing & restrooms · 1
- Paving & streets · 1
- Other · 1
- HVAC & mechanical · 1
- Demolition & site work · 1
Inferred by Atriam from each project's name and description, not reported by the agency.
Contractors it awards most
| Prime contractor | Projects | Reported contract value |
|---|---|---|
| SUPERIOR WALL SYSTEMS INC | 3 | $48,420,080 |
| STOLO CABINETS, INC. | 3 | $41,992,722 |
| RIVCO COATINGS INC | 2 | $47,320,080 |
| W D GOTT CONSTRUCTION CO | 2 | $47,320,080 |
| FRANKLIN MECHANICAL SYSTEMS | 2 | $47,320,080 |
| PROSPECTRA CONTRACT FLOORING | 2 | $40,892,722 |
| DAVID M BERTINO MANUFACTURING INC | 2 | $34,503,830 |
| CONTINENTAL PLUMBING INC | 2 | $34,503,830 |
| RANCHO PACIFIC ELECTRIC CONSTRUCTION INC | 2 | $29,775,158 |
| MCKERNAN INC | 2 | $28,076,472 |
| KCB TOWERS, INC. | 2 | $22,395,704 |
| PLATINUM GLASS CORPORATION | 2 | $20,697,018 |
| COMMERCIAL ROOFING SYSTEMS, INC | 2 | $20,697,018 |
| HAMEL CONCRETE INC | 2 | $9,579,454 |
| RESOURCE ENVIRONMENTAL SERVICES LLC | 2 | $3,982,227 |
Latest projects
| Date | Project | Prime contractor | Contract amount |
|---|---|---|---|
| Jun 9, 2026 | Alta Loma HS Property Line FencingBuildings & facilities | A B FENCE COMPANY INC | $413,000 |
| May 12, 2026 | Turf Replace & Track ResurfacePaving & streets | BEYNON SPORTS SURFACES, INC.HELLAS CONSTRUCTION INC | $4,398,942 |
| Apr 14, 2026 | Rancho Cucamonga HS Column RestorationOther | CASTON INCPRIME PAINTING CONTRACTORS, INC. | $2,849,585 |
| Feb 10, 2026 | Chaffey H.S. Industrial Arts Bldg S Ph 2Buildings & facilities | DONALD M HOOVER CORITE - WAY ROOF CORPORATIONSUPERIOR WALL SYSTEMS INCDAVID OLLIS LANDSCAPE DEVELOPMENT INCRIVCO COATINGS INCFRANKLIN MECHANICAL SYSTEMSSPEC CONSTRUCTION CO INCW D GOTT CONSTRUCTION COSCHROEDER IRON CORPORATIONINLAND PACIFIC TILE INCDAN LYMAN CONSTRUCTION INCCG ACOUSTICS, INCDAVID M BERTINO MANUFACTURING INCHUNTINGTON GLAZING INCDANIEL'S ELECTRICAL CONSTRUCTION CO INCCONTINENTAL PLUMBING INC | $26,024,376 |
| Oct 14, 2025 | Chaffey H.S. Ind. Arts-Demo & GradingDemolition & site work | VALLEY PIPELINE SERVICES INCRESOURCE ENVIRONMENTAL SERVICES LLC | $1,714,000 |
| Jul 15, 2025 | Chaffey High School New Gymnasium Bldg BBuildings & facilities | KERNS INC A CALIFORNIA CORPORATIONPREMIERWEST LANDSCAPE INCJ C E EQUIPMENT INCR & S FLOORING SOLUTIONSSUPERIOR WALL SYSTEMS INCCORNERSTONE MASONRY SERVICES, INC.RANCHO PACIFIC ELECTRIC CONSTRUCTION INCJ P I DEVELOPMENT GROUP INCRIVCO COATINGS INCFRANKLIN MECHANICAL SYSTEMSGOLDEN GLASS INCW D GOTT CONSTRUCTION COSTOLO CABINETS, INC.PROSPECTRA CONTRACT FLOORINGDANNY LETNER INC DBA LETNER ROOFING COMPANYKCB TOWERS, INC. | $21,295,704 |
| Jun 10, 2025 | Montclair High School New Gym Bldg IBuildings & facilities | D & M PAINTING INCJ G TATE FIRE PROTECTION SYSTEMS INCPLATINUM GLASS CORPORATIONPRO FLOORING CORPORATIONMCKERNAN INCSIMCO MECHANICAL INCSTOLO CABINETS, INC.J/K Excavation & Grading Co., Inc.PROSPECTRA CONTRACT FLOORINGCABD CONSTRUCTION INCCOMMERCIAL ROOFING SYSTEMS, INCBOGH ENGINEERING LLC | $19,597,018 |
| Mar 11, 2025 | Rancho Cucamonga High School Building UBuildings & facilities | SUPERIOR WALL SYSTEMS INCA J FISTES CORPORATIONPLATINUM GLASS CORPORATIONCREW INCSOUTHCOAST ACOUSTICAL INTERIORS INCSTOLO CABINETS, INC.HAMEL CONCRETE INCCOMMERCIAL ROOFING SYSTEMS, INCKCB TOWERS, INC. | $1,100,000 |
| Dec 13, 2024 | Colony H.S. Additional Restroom FacilityPlumbing & restrooms | — | $1,899,400 |
| Dec 13, 2024 | Ontario H.S. Locker Room VentilationHVAC & mechanical | — | $853,530 |
| Dec 13, 2024 | Los Osos High School Ramp UpgradesBuildings & facilities | — | $803,000 |
| Nov 12, 2024 | Rancho Cucamonga H.S. Bldgs D & M Mod.Buildings & facilities | RESOURCE ENVIRONMENTAL SERVICES LLC | $2,268,227 |
| Sep 10, 2024 | Etiwanda H.S. Wt Rm Bldg UBuildings & facilities | — | $4,667,502 |
| Sep 10, 2024 | Ontario HS Bldg KBuildings & facilities | — | $6,009,125 |
| Jun 11, 2024 | Valley View High School Building HBuildings & facilities | RANCHO PACIFIC ELECTRIC CONSTRUCTION INCMarina Landscape, IncCUYAMACA CONST INCVALDEZ PAINTING INCORPORATEDMCKERNAN INCDAVID M BERTINO MANUFACTURING INCKRETSCHMAR & SMITH INCHAMEL CONCRETE INCCONTINENTAL PLUMBING INC— | $8,479,454 |
Source: California Department of Industrial Relations public works project registrations (PWC-100), updated daily by Atriam.