RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities in Modesto, California
Browse open government contracting RFPs, RFIs, RFQs, and Sources Sought in Modesto, California on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies across Modesto, California, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.
| Status | Title | Buyer | Due Date |
|---|---|---|---|
| Open | Special Cable Assemblies The Defense Logistics Agency is requesting a quote for 10 special cable assemblies under NSN 6150-01-566-5453, with electronic quote submission required. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA AVIATION (ASC COMMODITIES DIVISION) | 9/23/2026 |
| Open | On-Call Geotechnical Engineering Services The City of Modesto is seeking up to three qualified firms for on-call geotechnical engineering services supporting capital improvement and infrastructure projects under three-year agreements with two one-year extension options. Modesto, CA, USA•Request for Quote/Qualifications (RFQ) | City of Modesto > Utilities Department | 9/22/2026 |
| Open | Safety Relief Valves The Defense Logistics Agency is requesting a quote for three safety relief valves, NSN 4820-01-277-9067, for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (MARITIME HARDWARE/ELECTRICAL) | 9/21/2026 |
| Open | Safety Relief Valves The Defense Logistics Agency is requesting 25 safety relief valves under NSN 4820-01-625-2953 for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (MARITIME HARDWARE/ELECTRICAL) | 9/21/2026 |
| Open | Safety Net Program Services San Joaquin County Human Services Agency is seeking proposals for Safety Net Program services comprising Differential Response, Case Management, and Concrete Support under the Promoting Safe and Stable Families program. San Joaquin County, CA, USA•Request for Proposal (RFP) | Yolo County > Health and Human Services Agency | 10/14/2026 |
| Open | Machine Bolts The Defense Logistics Agency is requesting a quote for 2,035 machine bolts under a total small-business set-aside for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA AVIATION (ASC COMMODITIES DIVISION) | 9/21/2026 |
| Open | Housing, Pin Assembly Units The Defense Logistics Agency is seeking electronic quotes for 172 housing, pin assembly units under a total small business set-aside, with delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA AVIATION (ASC SUPPLIER OPER AE AND AF DIV) | 9/25/2026 |
| Open | Shaft, Bolt, Breech Assemblies The Defense Logistics Agency is seeking quotes for 762 shaft, bolt, breech assemblies under a Service-Disabled Veteran-Owned Small Business set-aside. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Service-Disabled Veteran-Owned Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (LAND SUPPLY CHAIN) | 9/21/2026 |
| Open | Electronic Hardware Kits The Defense Logistics Agency is requesting a quote for 276 electronic hardware kits, NSN 5340-01-707-2331, for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (MARITIME SUPPLY CHAIN ESOC BUYS) | 9/28/2026 |
| Open | Vent Units, Relief The Defense Logistics Agency is requesting an electronic quote for 123 vent units, relief, identified by NSN 4930-01-352-9294, for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA TROOP SUPPORT (CONSTRUCTION & EQUIPMENT MANU & CON) | 9/28/2026 |
| Open | Mossdale Tract Area Urban Flood Risk Reduction Project The San Joaquin Area Flood Control Agency is seeking a contractor for the Mossdale Tract Area Urban Flood Risk Reduction Project, which includes construction and maintenance of flood risk reduction components, levee improvements, ecosystem restoration, and recreational features in San Joaquin County. San Joaquin County, CA, USA•Other | San Joaquin Area Flood Control Agency | - |
| Open | Metal Bar Supply The Defense Logistics Agency is seeking 12 feet of metal bar, NSN 9530-01-360-7939, for delivery to DLA Distribution San Joaquin under a WOSB set-aside. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Woman-Owned Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA TROOP SUPPORT (CONSTRUCTION & EQUIPMENT MRO SVC I) | 9/28/2026 |
| Open | Electrohydraulic Drive Units The Defense Logistics Agency is requesting a quote for 24 electrohydraulic drive units, NSN 1005-01-563-6476, for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (LSO COMBAT VEHICLES AND ARMAMENT) | 9/21/2026 |
| Open | Southwest Pipeline Pool 5 Replacement Project The Oakdale Irrigation District is seeking a contractor to replace approximately 1,646 linear feet of 27-inch PVC pipeline, including two turnouts, as part of the Southwest Pipeline Pool 5 Replacement Project in Stanislaus County, California. Stanislaus County, CA, USA•Other | Oakdale Irrigation District | - |
| Open | Direct-Current Motors The Defense Logistics Agency is requesting electronic quotes for eight direct-current motors under NSN 6105-01-581-5045, delivered to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (MARITIME SUPPLY CHAIN) | 9/21/2026 |
| Open | Gate Valves, NSN 4820-01-270-4247 The Defense Logistics Agency is requesting a quote for two gate valves, NSN 4820-01-270-4247, for delivery to DLA Distribution San Joaquin under an approved-source requirement. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (MARITIME HARDWARE/ELECTRICAL) | 9/21/2026 |
| Open | 400-Bed Emergency Shelter Operations The City of Modesto and County of Stanislaus are seeking qualified organizations to operate a 400-bed emergency shelter and provide comprehensive shelter, housing navigation, case management, supportive, and facility services. Modesto, CA, USA•Request for Quote/Qualifications (RFQ) | City of Modesto > Community and Economic Development Department | 9/25/2026 |
| Open | Diablo and Conway Homes HVAC Replacement The Housing Authority of the County of San Joaquin is seeking licensed contractors to remove and replace HVAC systems at residential units in Diablo Homes in Tracy and Conway Homes in Stockton, California. San Joaquin County, CA, USA•Request for Proposal (RFP)Other | Housing Authority of the County of San Joaquin | 10/20/2026 |
| Open | Vehicle Body Tailgates The Defense Logistics Agency is requesting an electronic quote for 55 vehicle body tailgates under NSN 2510-01-646-9122, with delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (LAND SUPPLIER OPNS VEHICLE SPT) | 9/28/2026 |
| Open | Corrosion-Prevention Anodes The Defense Logistics Agency is requesting two corrosion-prevention anodes under NSN 5342-01-500-6856 for delivery to DLA Distribution San Joaquin, with quotes submitted electronically. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Woman-Owned Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA AVIATION (ASC SUPPLIER OPER AE AND AF DIV) | 9/23/2026 |
| Open | Air Ejector Assemblies The Defense Logistics Agency is requesting two air ejector assemblies under a total small business set-aside for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA LAND AND MARITIME (MARITIME SUPPLY CHAIN) | 9/21/2026 |
| Open | Aircraft Fuel Cells The Defense Logistics Agency is requesting an electronic quote for three aircraft fuel cells, NSN 1560-01-707-5756, for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ) | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA AVIATION (ASC SUPPLIER OPER AE AND AF DIV) | 9/23/2026 |
| Open | Interest-Based Bargaining Facilitation Services The City of Modesto is seeking a neutral consultant to prepare for and facilitate Interest-Based Bargaining sessions with multiple labor unions beginning in January 2027. Modesto, CA, USA•Request for Proposal (RFP) | City of Modesto > Human Resources Department > Human Resources Division | 10/12/2026 |
| Open | Wiring Harness, NSN 6150-01-545-5267 The Defense Logistics Agency is seeking one wiring harness, NSN 6150-01-545-5267, from an approved source for delivery to DLA Distribution San Joaquin. San Joaquin County, CA, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > DEPT OF DEFENSE > DEFENSE LOGISTICS AGENCY > DLA AVIATION (AVIATION SUPPLY CHAIN) | 9/23/2026 |
| Open | Independent Audit Services (Rescinded) Modesto City Schools is seeking independent audit services, but RFP 19-4699 has been rescinded. Modesto, CA, USA•Request for Proposal (RFP) | Modesto City Schools | - |
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