80 Pre Seed Investors in San Mateo (2026)

80 investors backing pre seed startups from San Mateo, with stage, check size, and contact routes. Includes Mayfield Fund and Asheem Chandna.

80 Pre Seed investors in our directory list San Mateo as a base of operations. Across the 24 sectors we track in San Mateo, Pre Seed ranks 8th by investor count. San Mateo is one of 12 cities with tracked Pre Seed investors; San Francisco leads with 123. Each profile links to the firm's stage focus, portfolio companies, and source-cited filings.

Other investor sectors in San Mateo (8)

Pre Seed investors in other cities (8)

All Pre Seed investors · All investors in San Mateo · Investor directory