RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities in Riverside, California

Browse open government contracting RFPs, RFIs, RFQs, and Sources Sought in Riverside, California on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies across Riverside, California, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.

StatusTitleBuyerDue Date
OpenFreeway Landscape and Outside Maintenance Services

The City of Riverside is requesting proposals for comprehensive landscape and outside maintenance services at freeway on- and off-ramps, including turf, irrigation, vegetation, pest control, litter removal, and hard-surface maintenance.

Riverside, CA, USA•Request for Proposal (RFP)
City of Riverside > Finance - Purchasing Division > Public Works Department11/4/2026
OpenConstruction Management Services Prequalification

Riverside Community College District is seeking qualified consulting firms for a prequalified pool providing construction management services for Measure CC capital improvement projects across its colleges and training centers.

Riverside County, CA, USA•Request for Quote/Qualifications (RFQ)
Los Rios Community College District10/15/2026
OpenHigh Fidelity Wraparound Services

San Bernardino County Department of Behavioral Health is seeking qualified providers to deliver High Fidelity Wraparound services, specialty mental health services, crisis response, and Family Urgent Response System support for children and youth, with an estimated five-year allocation of $541,511,405.

San Bernardino County, CA, USA•Request for Proposal (RFP)
San Bernardino County > Department of Behavioral Health10/15/2026
OpenCSA 42 Wells 3 and 4 Replacement Design Services

San Bernardino County is seeking hydrogeologic, engineering design, and geological engineering services for replacing CSA 42 Wells Nos. 3 and 4.

San Bernardino County, CA, USA•Request for Proposal (RFP)
San Bernardino County > Special Districts Department12/5/2026
OpenCommunication Towers Installation

Eastern Municipal Water District is seeking a contractor to install three communication towers (40' monopoles or 120' lattice towers) at three sites in Hemet, Moreno Valley, and Temecula, California to improve network redundancy.

Riverside County, CA, USA•Request for Proposal (RFP)
Eastern Municipal Water District-
OpenRegional Wastewater Digester Cleaning and Dewatering Services

Eastern Municipal Water District is seeking proposals for cleaning, dewatering, hauling, and legal offsite disposal of solids from five anaerobic digesters and one upper sludge holding tank across four regional wastewater reclamation facilities.

Riverside County, CA, USA•Request for Proposal (RFP)
Eastern Municipal Water District10/21/2026
OpenCitywide Custodial Services

The City of Rancho Mirage is seeking a contractor to provide full-service custodial maintenance, cleaning supplies, equipment, and related services for city facilities.

Riverside County, CA, USA•Request for Proposal (RFP)
Chatham County > Public Works10/14/2026
OpenConcentrate Reduction Facility Seed Wash System Construction

The Chino Basin Desalter Authority is requesting sealed bids for construction of a seed wash system, including pumps, tanks, piping, concrete foundations, electrical and instrumentation work, surface-wash pump VFDs, and pellet hopper modifications.

Jurupa Valley, CA, USA•Invitation for/to Bid (IFB/ITB)
Chino Basin Desalter Authority11/3/2026
ClosedSan Gabriel Subdivision Hydrology and Hydraulic Study

The San Bernardino County Transportation Authority is seeking a consultant to perform hydrologic and hydraulic modeling, flood-risk assessment, field reconnaissance, and technical reporting for the San Gabriel Subdivision railroad corridor.

San Bernardino County, CA, USA•Request for Proposal (RFP)
San Bernardino County Transportation Authority10/8/2026
OpenBiennial Soil and Concrete Testing Services 2027–2028

Coachella Valley Water District is seeking multiple consultants for on-call soil compaction and concrete testing services, including reporting, for capital improvement projects during 2027 and 2028.

Riverside County, CA, USA•Request for Proposal (RFP)
Coachella Valley Water District10/27/2026
OpenHighway Construction and Rock Slope Protection

The California Department of Transportation is seeking bids for highway construction involving structural concrete, reinforcing steel, structural excavation, and partially grouted rock slope protection in San Bernardino County near Needles, with an estimated amount of $26,000,000.

San Bernardino County, CA, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business
California > Department of Transportation11/19/2026
OpenRadar Speed Feedback Signs and Traffic Striping

The California Department of Transportation is seeking bids for radar speed feedback sign systems and traffic striping at various locations in San Bernardino County, with an estimated value of $2.09 million.

San Bernardino County, CA, USA•Invitation for/to Bid (IFB/ITB)
State of Oklahoma > Department of Transportation10/13/2026
OpenSupplemental Security Income Advocacy Services

Riverside County is seeking quotes for Supplemental Security Income advocacy services for eligible foster youth, including applications, appeals, redeterminations, continuing disability reviews, and ongoing case management.

Riverside County, CA, USA•Request for Quote/Qualifications (RFQ)Veteran-Owned BusinessService-Disabled Veteran-Owned Business
Riverside County > Purchasing and Fleet Services > Department of Public Social Services10/13/2026
OpenCountywide HVAC Maintenance and Repair Services

Riverside County is requesting quotations for five years of scheduled preventive maintenance, repair, and emergency HVAC services across County facilities and public safety communication sites.

Riverside County, CA, USA•Request for Quote/Qualifications (RFQ)Small BusinessVeteran-Owned Business
Riverside County > Purchasing and Fleet Services > Riverside County Sheriff's Office10/22/2026
OpenAir Compressor Preventive Maintenance Services

Riverside Transit Agency is seeking quarterly preventive maintenance services for air compressors at its Riverside and Hemet facilities under a three-year base contract with two one-year options.

Riverside County, CA, USA•Invitation for/to Bid (IFB/ITB)
Riverside Transit Agency10/13/2026
OpenCountywide Generator Maintenance and Repair Services

Riverside County Fire Department is requesting quotations for preventive maintenance, testing, emergency response, and authorized repair services for approximately 37 generators across Riverside County.

Riverside County, CA, USA•Request for Quote/Qualifications (RFQ)Small BusinessVeteran-Owned Business
Riverside County > Purchasing and Fleet Services > Riverside County Fire Department10/16/2026
ClosedRamon Road Bridge Widening Project

The City of Palm Springs is seeking a contractor for the Ramon Road Bridge Widening Project, including roadway, bridge and channel improvements, traffic signals, landscaping, and a CV Link detour in Palm Springs and Cathedral City, California.

Riverside County, CA, USA•Invitation for/to Bid (IFB/ITB)
City of Palm Springs > Engineering Services Department10/8/2026
OpenRelocatable Classroom Buildings

Helendale School District is seeking sealed bids to provide and install approved relocatable classroom buildings at Helendale Elementary School.

San Bernardino County, CA, USA•Invitation for/to Bid (IFB/ITB)
Helendale School District10/22/2026
ClosedChildren's Residential Intensive Services

San Bernardino County Department of Behavioral Health is seeking qualified organizations to provide Children's Residential Intensive Services, including specialty mental health treatment, care coordination, and transition support for children and youth in Short-Term Residential Therapeutic Programs.

San Bernardino County, CA, USA•Request for Quote/Qualifications (RFQ)
Fulton County > Department of Behavioral Health and Developmental Disabilities10/8/2026
OpenRecycled Water Pond Erosion Prevention Project

Western Municipal Water District is seeking a contractor to repair and stabilize the eroded slopes of the recycled water storage pond at its recycling facility, using riprap paving, in two phases without interrupting pond operations.

Riverside County, CA, USA•Other
Western Municipal Water District-
OpenParts Washer Equipment and Services

Riverside Transit Agency is requesting quotes for turnkey parts washer equipment rental, installation, maintenance, cleaning-solution supply, and waste disposal services at facilities in Riverside and Hemet, California.

Riverside County, CA, USA•Request for Quote/Qualifications (RFQ)Other
Riverside Transit Agency10/14/2026
OpenCDBG Street Paving and Repair

The City of Riverside is seeking contractors for 2025/2026 CDBG-funded street paving maintenance and repair.

Riverside, CA, USA•Request for Proposal (RFP)
City of Riverside > Public Works Department-
Open2027-28 Community Development Block Grant Funding

San Bernardino County is seeking applications from eligible cities and nonprofit organizations for approximately $4.7 million in 2027-28 Community Development Block Grant projects and programs, including public services and capital improvements.

San Bernardino County, CA, USA•Grant
Savage10/15/2026
OpenSchool Marquee and Scoreboard Installation

Desert Sands Unified School District is seeking a California-licensed contractor to demolish existing marquees, install prefabricated marquees, and install a scoreboard at six school sites.

Riverside County, CA, USA•Invitation for/to Bid (IFB/ITB)
Desert Sands Unified School District10/13/2026
OpenEvidence Impound Towing and Storage Services

The California Highway Patrol is seeking a contractor to provide as-needed, 24-hour evidence impound towing, recovery, and secure vehicle storage services for its Morongo Basin Area Office.

San Bernardino County, CA, USA•Invitation for/to Bid (IFB/ITB)Service-Disabled Veteran-Owned Business
California > Department of California Highway Patrol > Business Services Section11/3/2026
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