Sanitation Districts of Los Angeles County

1686 public works projects registered with the California Department of Industrial Relations, 1999–2026 · Whittier, Los Angeles County. Reported contract value: $951,997,537.

Projects by year

YearProjectsReported contract value
2026141$266,570,456
2025242$392,602,355
2024224$281,937,588
2023296$2,332,199
2022245$6,054,940
2021116—
2020104—
201993—
201824—
201767—
201631—
201529—
201420—
201328—
201215—
20004—
19991—

DIR has published contract amounts since July 2024; earlier years count projects only.

Types of work

  • Other · 550
  • Sewer & wastewater · 300
  • HVAC & mechanical · 128
  • Buildings & facilities · 116
  • Electrical, low voltage & AV · 98
  • Traffic & signals · 75
  • Paving & streets · 62
  • Concrete & masonry · 58
  • Roofing · 53
  • Parks, landscape & fields · 52
  • Water · 37
  • Demolition & site work · 35

Inferred by Atriam from each project's name and description, not reported by the agency.

Contractors it awards most

Prime contractorProjectsReported contract value
ACCO ENGINEERED SYSTEMS28$8,245,417
A D S CORP12$12,475,008
MACKONE DEVELOPMENT INC10$8,603,878
MLADEN BUNTICH CONSTRUCTION CO INC9$50,914,610
CARBON SUPPLY INC9$304,988
METRO VIDEO SYSTEMS, INC.8$453,025
RIO JORDAN CONSTRUCTION INC7$425,712
SPINIELLO COMPANIES6$26,709,463
SOUTHWEST PIPELINE AND TRENCHLESS CORP6$17,128,048
Azuria Water Solutions, Inc.6$16,577,388
NATIONAL PLANT SERVICES INC6$3,618,095
RAMONA INC6$396,250
SOLAR TURBINES INCORPORATED5$749,972
SLATER WATERPROOFING, INC.5$350,632
McKenna Boiler Works, Inc.5$144,747

Latest projects

DateProjectPrime contractorContract amount
Oct 5, 2026INSPECTION SERVICES CATHODIC PROJECTDesign, inspection & consultingPhoenix International Holdings, Inc.$1,356,313
Oct 2, 2026UPGRADE POWER SUPPLY AT WARRENBuildings & facilitiesABB DE INC$89,719
Oct 1, 2026REPLACE WINDOWS AT ADMINISTRATION BUILDISolar, EV & energyJ L M INSTALLATIONS INC$36,400
Oct 1, 2026REPLACE MINISPLIT UNIT AT LONG BEACH WRPHVAC & mechanicalACCO ENGINEERED SYSTEMS$32,806
Oct 1, 2026POLYURETHANE COATING AT PAWRPOtherZEBRON CONTRACTING INC$67,823
Sep 30, 2026LONG BEACH MAIN PP AC UNIT REPLACEMENTOther—$44,556
Sep 30, 2026BOILER AIR PREHEATER CLEANINGHVAC & mechanicalNEVADA BADGER DAYLIGHTING CORP$26,132
Sep 29, 2026MEDIUM TO LARGE DIAMETER SEWER FLOW MONISewer & wastewaterA D S CORP$1,123,726
Sep 24, 2026AK WARREN BRINE TANK REHAB PROJECTOtherM D J MANAGEMENT LLC$120,135
Sep 9, 2026San Jose Creek WRP Stage III PACOtherSCHNEIDER ELECTRIC BUILDINGS AMERICAS IN$73,000,000
Sep 4, 2026Valencia WRP - Influent Building HVAC UnHVAC & mechanicalACCO ENGINEERED SYSTEMS$42,757
Sep 1, 2026AK Warren Concrete Repairs at SecondaryConcrete & masonryMACKONE DEVELOPMENT INC$280,723
Sep 1, 2026EMERGENCY REPAIR WILDER AVENUE PP FMOtherSPINIELLO COMPANIES$90,000
Aug 31, 2026WATER LEAK REPAIRWaterVALVERDE CONSTRUCTION INC$26,883
Aug 27, 2026PM ON BOILER # 9HVAC & mechanicalMcKenna Boiler Works, Inc.$19,000
Aug 27, 2026PM ON BOILER # 8 AKWWRFHVAC & mechanicalMcKenna Boiler Works, Inc.$19,000
Aug 27, 2026DIGESTER 17 AT THE AK WARREN WRFOtherHOWARD RIDLEY CO INC$75,355
Aug 24, 2026NEW BIOREACOR SYSTEMOtherGETINGE USA SALES LLC$70,055
Aug 20, 2026LEAK REPAIR RAS PUMP 3 & 4OtherIndustrial Repair Services Inc.$27,443
Aug 19, 2026POMONA NO. 4 PP SECURITY SYSTEM INSTALLElectrical, low voltage & AVCONVERGEONE, INC.$42,144
Aug 18, 2026WNWRP MAIN ELECTRICAL BLDG MINI-SPLIT RHVAC & mechanicalACCO ENGINEERED SYSTEMS$69,934
Aug 18, 2026DEMOLITION OF INT'L PLANT GROWERS CARSONDemolition & site workM D J MANAGEMENT LLC$1,252,741
Aug 18, 2026PREVANTATIVE MAINTENANCE - BOILER HOUSEHVAC & mechanicalMcKenna Boiler Works, Inc.$19,000
Aug 18, 2026Saugus WRP Piping ProjectOtherACCO ENGINEERED SYSTEMS$206,210
Aug 18, 2026ANNUAL MAINTENANCE FOR BOILER 7HVAC & mechanicalMcKenna Boiler Works, Inc.$19,000

Source: California Department of Industrial Relations public works project registrations (PWC-100), updated daily by Atriam.