Contra Costa County bids, RFPs and contracts
Martinez, CaliforniaPop. 1,170,070 · contracosta.ca.gov- Latest pre-RFP
- Oct 28, 2026
- 5 days ago
- Pre-RFPs
- 500
- 20+ in the last 30 days
- Open bids
- 9+
- Next due Nov 10
- Contracts
- 34,072
- 6,243 vendors
The 30-second brief
500 pre-RFPs (projects, hiring and grants) found in Contra Costa County's meetings, most in capital projects and transportation. The latest, from Oct 28: The CDDP26-03024 item showed a private residential expansion at 45 Cowper Ave with added living space, a variance, and multiple interior and exterior changes. The hearing was on the October 28, 2026 agenda, so the design review decision was still pending. The named architect, engineer, and contractor make this a concrete follow-on sales target for home-building and remodel trades. The project itself was for approximately 165 square feet of added space.
Capital Projects leads its tracked contracts and projects, followed by Grants and Environmental Services.
9+ open RFPs, the next due Nov 10. Latest awards: Bay Area Regional Energy Network for bayREN Provides Energy Roadmapping Assistance to County (No-cost technical assistance, Oct 2026) and Hra Advisors for county Works With HRA Advisors on Just Transition Plan (Oct 2026).
20+ new pre-RFPs at Contra Costa County this month. Get the ones that fit you, free.
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Pre-RFP projects
Projects, hiring and grants found in Contra Costa County's meetings, before they turn into RFPs.
Open bids and RFPs
Solicitations Contra Costa County is accepting responses to now.
Vendors and contracts
Who Contra Costa County buys from, taken from council records. 34,072 contracts with 6,243 vendors.
Who decides
Procurement leads, department heads and budget holders at Contra Costa County.
Questions about Contra Costa County
How do I become an approved vendor for Contra Costa County?
Contra Costa County currently works with 6,243 vendors across contract types including PROFESSIONAL_SERVICES, CONSULTING, CONSTRUCTION, FOOD_SERVICES, and TECHNOLOGY. Start by reviewing their procurement guidelines and vendor registration requirements. There are 273 known contacts at this agency to help you find the right point of entry. Getting in early — before opportunities go to formal bid — gives you a significant edge.
How do I win a contract with Contra Costa County?
Small purchases under CA's simplified acquisition threshold can be awarded directly — no formal bidding required. Recent meeting discussions at Contra Costa County include Contra Costa County — Procurement Intelligence (March 2026), Contra Costa County — Procurement Intelligence (February 2026), and Contra Costa County — Procurement Intelligence (January 2026), suggesting active spending in these areas. The key is timing: reach the right department head while they're still scoping the project, not after the RFP is already live. Monitoring what agencies are discussing and spending on helps you start conversations before the competition.
Where does Contra Costa County publish RFPs?
Contra Costa County publishes formal RFPs on its official website and CA's state procurement portal. We're currently tracking 780 solicitations from Contra Costa County. The most active RFP sectors are Capital Projects, Grants, Environmental Services. Aggregating all sources into one place ensures you never miss an opportunity.
Who makes purchasing decisions at Contra Costa County?
At Contra Costa County, purchasing decisions are overseen by the county administrator and board of commissioners, with department directors holding budget authority. Key departments include Contra Costa Regional Medical Center & Health Centers, Public Health, Department of Conservation and Development, Conservation & Development, and Contra Costa County Library. Knowing who controls budget and who influences vendor selection is the difference between a warm introduction and a cold call. Verified contact details are available for 273 decision-makers at Contra Costa County.
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What does Contra Costa County spend the most on?
Based on 20,528 tracked contracts, Contra Costa County spends most on Capital Projects (10,120), Grants (4,441), Environmental Services (2,281), Public Safety (1,893), and Information Technology (1,793). Contract types include PROFESSIONAL_SERVICES, CONSULTING, CONSTRUCTION, FOOD_SERVICES, and TECHNOLOGY. A complete spending breakdown — by category, vendor, contract value, and renewal date — helps you target the highest-value opportunities.
Who are Contra Costa County's current vendors?
Contra Costa County currently works with vendors including BAY AREA REGIONAL ENERGY NETWORK, HRA ADVISORS, CA BEAR CONSTRUCTION, FOOD BANK OF CONTRA COSTA & SOLANO, MACIAS GINI & O’CONNELL, CONTRA COSTA ARTS COUNCIL (ARTSCCC), VECTOR SOLUTIONS, EASTBAYCOMMUNITYFOUNDATION, COCOKIDS, and AREA AGENCY ON AGING. These vendors span contract types like PROFESSIONAL_SERVICES, CONSULTING, CONSTRUCTION, FOOD_SERVICES, and TECHNOLOGY. Understanding who the incumbents are — what they were awarded and when contracts are up for renewal — helps you position competitively.
What projects is Contra Costa County working on?
Based on 21 tracked meetings, Contra Costa County is actively discussing: Contra Costa County — Procurement Intelligence (March 2026), Contra Costa County — Procurement Intelligence (February 2026), Contra Costa County — Procurement Intelligence (January 2026), Contra Costa CAB Meeting: Outreach, Engagement, and Business Opportunities, and Contra Costa County Advisory Council on Aging Meeting Summary 12/3/2025. These meeting topics indicate active project areas where the agency is scoping requirements, allocating budget, or evaluating vendors — often 6–18 months before formal RFPs are published.
How many active solicitations does Contra Costa County have?
Contra Costa County currently has 780 active solicitations. These solicitations span sectors including Capital Projects (10,120), Grants (4,441), and Environmental Services (2,281). New opportunities are added as they're published across the agency's website, CA's state portal, and other sources.