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Government contracts for plumbers in California

A snapshot of open federal, state, and local opportunities in California, updated daily. To search them and get daily matches for your business, sign up free.

84
Open contracts
63
Added last 30 days

About plumbers contracts in California

Plumbers contracts in California typically cover backflow-preventer testing, water-main repair, fixture replacement at federal buildings, sewer-line work at correctional facilities, and on-call plumbing IDIQs. Federal posts in this category fall under NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors), and the bulk of the work flows to the Army Corps of Engineers, the Federal Bureau of Prisons, and GSA. Small-business set-asides are common because most jobs sit well below the simplified acquisition threshold.

California currently has 84 open plumbers contracts in our database, with 63 added in the last 30 days. That's enough volume that a focused small business can win recurring work in this state without ever leaving its home market. The most active buyers are Los Angeles County (11 open posts) and Federal Subcontract (11), with the rest spread across other federal civilian agencies, DoD components, and state and local departments active in California.

Beyond federal opportunities, much of the plumbers work in California is posted through Cal eProcure, with recurring buyers including Caltrans, the University of California system, the California Department of General Services, and the City and County of Los Angeles. California's SB/DVBE certification programs reserve a target share of state spend for certified small and disabled-veteran-owned firms — getting certified is usually step one. ContractRadar pulls federal postings from SAM.gov alongside state and local feeds so a plumbing contractor doesn't have to monitor each portal manually.

Top matching contracts in California

SUB

JCSD INTERVALLEY PIPELINE PROJECT P.N.C155003

This project consist of demolition, furnishing, installing, testing and making operational 3.3 milesof 42-inch cement mortar lined and coated steel potable water transmission pipeline andassociated ap…

Estimating Dept.Performance: CADue Sep 18, 2026Posted Aug 20, 2026
Set-Aside: DBE · MBE · WBENAICS Code: 237110Buyer: Norstar Plumbing and Engineering, Inc.
SUB

Water Line Replacement at Oakland and Santa Fe – CIP 5661, CA

The work includes C900 PVC water main, ductile iron fittings, valves, valve boxes, hydrants, water services, blow-offs, air/vacuum assemblies, tie-ins, excavation/trenching, bedding, backfill, compact…

Performance: CADue Sep 21, 2026Posted Aug 22, 2026
Set-Aside: DBE · MBE · WBENAICS Code: 237310Buyer: Pyramid Building & Engineering, Inc.
CA

26-64020: Hydronic Loop, Fire Suppression System, and Domestic Water Line Repair Services

Contractor shall provide all necessary materials, supplies, tools, equipment, transportation, licenses, permits, prevailing wages, insurance, bonds, and personnel to: provide the DSH with maintenance …

Department of State HospitalsPerformance: CADue Sep 15, 2026Posted Aug 7, 2026
SUB

Water Line Replacement at Oakland and Santa Fe - CIP 5661 in CA

The scope of work generally consists of, but is not limited to the installation of approximately 8,200 linear feet of 16-inch C900 PVC water main, including all required fittings, valves, valve boxes,…

Estimating DepartmentPerformance: CADue Sep 21, 2026Posted Aug 22, 2026
Set-Aside: SBA · SDB · WOSB · HZC · VSA · DBE · DVB…NAICS Code: 237110Buyer: Garney Pacific, Inc.
SUB

JCSD Intervalley Pipeline Project

The projects consist of demolition, furnishing, installing, testing and making operational 3.3 miles of 42- inch cement mortar lined and coated steel potable water transmission pipeline and associated…

TSSCPerformance: CADue Sep 18, 2026Posted Aug 12, 2026
Set-Aside: SBA · SDB · WOSB · HZC · VSA · SDVOSBS ·…NAICS Code: 237110Buyer: WEKA Inc.
SUB

JCSD Intervalley Pipeline Project; PN C155003

Install 3.3 miles of potable water transmission pipeline. Filanc is accepting quotes for the following scopes: Videography, Testing & Inspections, Settlement Monitoring, SWPPP, Survey, Traffic Control…

EstimatingPerformance: CADue Sep 18, 2026Posted Aug 14, 2026
Set-Aside: SBA · SDB · WOSB · HZC · VSA · SDVOSBS ·…NAICS Code: 237110Buyer: Filanc
CA

C5613339-D, Sewer Line and Storm Drain System Cleaning Services

The Contractor shall furnish all labor, including travel and per diem, stand-by-time, materials, non-consumable supplies, tools, transportation for systematic high-pressure cleaning, equipment, permit…

Dept of Corrections & RehabPerformance: CADue Sep 4, 2026Posted Jun 25, 2026
SUB

Regional Water Recycling Plant No. 5 (RP-5) Offsite Facilities Project

This project consists of all materials, labor, tools, equipment, apparatus, facilities, transportation and incidentals necessary to furnish, install, commission, start up and deliver a complete and fu…

EngineeringPerformance: CADue Oct 6, 2026Posted Sep 2, 2026
Set-Aside: DBE · MBE · WBENAICS Code: 237110Buyer: Norstar Plumbing and Engineering, Inc.
SCC

On-Call General Engineering Services

General work description: The Consultant shall provide mechanical, civil, structural, electrical, fiber optic, and control systems engineering services in support of capital improvement and facility p…

Sacramento CountyPerformance: CADue Sep 14, 2026Posted Jul 23, 2026
Department: Sacramento County Water AgencySolicitation #: 81815
SCC

Kiefer Landfill Basin Discharge Piping

The Project includes, without limitation, furnishing all necessary labor, materials, equipment and other incidental and appurtenant Work necessary to satisfactorily complete the Project, as more speci…

Sacramento CountyPerformance: CADue Sep 24, 2026Posted Aug 31, 2026
Department: Waste Management and RecyclingSolicitation #: 41019
FRE

Requirements Contract to Furnish & Install Polyethylene Water Service Replacements

The scope of work includes but is not limited to: reactive replacement of existing polyethylene with copper services. The Contract term is for one (1) year, with provisions for two (2) one-year extens…

City of FresnoPerformance: CADue Sep 29, 2026Posted Aug 31, 2026
Solicitation #: 12700039
SUB

North of River Sanitary District No. 1 WRRF Upgrades and Expansion

Kiewit is requesting quotes for various areas of work including but not limited to: Aggregates, trucking and hauling, street sweeping, ductile iron pipe, plastic pipe (PVC), manhole materials, asphalt…

EstimatingPerformance: CADue Sep 17, 2026Posted Aug 20, 2026
Set-Aside: SBA · SDB · WOSB · DBE · DVBE · MBE · WB…Buyer: Kiewit Infrastructure West Co.
SUB

Gumtree and Knoll Park Pipeline Replacement Project

Gumtree and Knoll Park Pipeline Replacement Project. Owner: Fallbrook Public Utility District. Bid/Contract #: Job No. 3274. Location: Fallbrook, San Diego, CA. Learn more at dbegoodfaith.com/item.php…

Performance: CADue Sep 29, 2026Posted Aug 27, 2026
Set-Aside: SBA · SDB · WOSB · HZC · DBE · MBE · WBENAICS Code: 237110Buyer: PK Mechanical Systems, Inc.
SUB

JCSD Intervalley Pipeline Project in CA

Project consist of furnishing, installing, testing and making operational 3.3 miles (or approx.17,ooo LF) of 42- inch cement mortar lined and coated steel potable water transmission pipeline and assoc…

Estimating DepartmentPerformance: CADue Sep 18, 2026Posted Aug 18, 2026
Set-Aside: SBA · SDB · WOSB · HZC · DBE · DVBE · MB…NAICS Code: 237110Buyer: Garney Pacific, Inc.
SUB

Buccaneer Lift Station Fixed Price Design-Build

SCOPE OF WORK: Upgrades to existing lift station and pipeline replacement. Filanc is accepting quotes for the following scopes: SWPPP, Survey, Testing & Inspection, Traffic Control, Aggregates, Dewate…

EstimatingPerformance: CADue Sep 16, 2026Posted Jul 29, 2026
Set-Aside: SBA · SDB · WOSB · HZC · VSA · SDVOSBS ·…NAICS Code: 237110Buyer: Filanc

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Top contracting agencies in California

Los Angeles County11 contracts
Federal Subcontract11 contracts
Estimating5 contracts
CAL FIRE4 contracts
Dept of Corrections & Rehab4 contracts

Other industries in California

Other states for Plumbers

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