Top startups in San Mateo.
25 San Mateo companies have disclosed $3.22B in SEC filings, and founders there can apply to 5 accelerator programs.
Most funded in San Mateo
By total disclosed across the period, one row per company. Combine filters to narrow — "Recently funded" plus "Hiring now" is who just raised and is actively recruiting.
Filter definitions — Hiring now: open roles on the company's public job board as of Aug 10, 2026. Hiring remote: that board lists remote or distributed roles. Recently funded: a Form D filed in the trailing twelve months. $100M+/$500M+: cumulative disclosed amount across all offerings. Repeat raisers: more than one offering on file. Up-and-coming: incorporated within the last four years and recently funded — incorporation year is disclosed by roughly half of filers, so this undercounts.
Accelerators in San Mateo
San Mateo founders can apply to 5 accelerator programs in our directory — including Boost VC, EvoNexus Silicon Valley Incubator, Mixin Capital, OneValley, United Innovation Services.