County of San Mateo Open Bids & RFPs (2026) — 42 Active

County of San Mateo is a public-sector buyer in California that issues solicitations for goods, services, and construction work needed to operate its facilities and deliver its programs. Like other government agencies, County of San Mateo typically advertises procurements as Invitations for Bids (IFB) for defined-scope construction and commodity purchases, Requests for Proposals (RFP) for professional services and qualifications-and-price evaluations, and Requests for Qualifications (RFQ) for design and consulting engagements. Bidders are generally required to register with the agency's vendor portal, provide proof of liability insurance and workers' compensation, hold any applicable trade license, and post performance and payment bonds for larger contracts.

PublicBidSearch aggregates open solicitations issued by County of San Mateo alongside listings from other state, county, municipal, and special-district buyers so contractors and vendors can monitor County of San Mateo opportunities in context with the broader procurement landscape. Active IFBs, RFPs, and RFQs from this agency appear below, sortable and filterable by category and posting date.