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Scout the DayOneLead fox with a California new business filings stampEvery new California business filing, every day
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  3. San Mateo
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New Venture Capital Businesses in San Mateo, CA

2 venture capital businesses recently registered in San Mateo, California.

Updated August 19, 2026 · Most recent business filing Jun 23, 2026

2
Total Filings
Jun 23, 2026
Most Recent
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About Venture Capital Businesses in San Mateo

This page lists new venture capital businesses registered in San Mateo, California. We currently track 2, sourced directly from the California Division of Corporations and refreshed daily as new venture capital companies file.

Recent additions include Prometheus Ventures and Sierra Ventures. The most recent venture capital business filing was on Jun 23, 2026.

Each entry shows the filing date and, where we can verify it, the owner name and contact details. If you sell to venture capital businesses in San Mateo, this is one of the freshest prospect lists in the market.

Use recent venture capital registrations in San Mateo as a timing signal, then qualify each company by formation date, website, and verified contact availability.

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All Filings

Prometheus Ventures

Jun 23, 2026
Venture CapitalVerifiedSan Mateo, CA

Prometheus Ventures is a venture capital firm based in San Mateo, CA, that allocates capital and emphasizes construction-related investments. The LLC '110 VI Prometheus Venture LLC' appears to be a fund entity under the firm, given the matching name and location.

Sierra Ventures

Jun 17, 2026
Venture CapitalVerifiedSan Mateo, CA

Sierra Ventures is an early-stage venture capital firm based in San Mateo, CA, investing in AI infrastructure, vertical AI, physical intelligence, and frontier deep tech. The firm's team consists of former entrepreneurs and operators dedicated to supporting founders.

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