Costanoa Ventures

Venture capital firm
San Francisco, California, USAcostanoa.vc

Early-stage venture capital firm based in the San Francisco Bay Area that provides ongoing operational support to portfolio founders.

Strategy

Stages
Pre-SeedSeedSeries A
Sectors
Enterprise
Geographies
USASan Francisco, California, USA
Check size
$2M - $5M

Recent changes

  1. Jul 21, 2026Invested in Empirical Security (Series A, $25M) Axios
  2. Jan 1, 2017New fund: Costanoa Ventures Fund III ($175M) Value Add VC funds tracker
  3. Jan 1, 2012New fund: Costanoa Ventures Fund I ($100M) Value Add VC funds tracker

Funds

2
FundVintageSizeStrategySource
Costanoa Ventures Fund III2017$175MFlagship
As of 2017Value Add VC funds tracker
Costanoa Ventures Fund I2012$100MFlagship
As of 2012Value Add VC funds tracker

Portfolio

1 total
Empirical Security

Recent Investment Activity

1
DateCompanyEventAmountValuationInvestorsSource
Jul 21, 2026Empirical SecuritySeries A$25M$1.2 billion
Brightmind PartnersCostanoa VenturesHyde Park AngelsJuly 20
outlined = lead
Pulse story

Co-Investors

2
Brightmind Partners · 1 sharedHyde Park Angels · 1 shared

Latest Pulse

Pulse coverage →
  1. Smack Technologies Raises $61M for Battlefield AISmack Technologies raised a $61 million Series B led by Costanoa Ventures and First In, bringing total funding past $90 million, months after the Pentagon labeled Anthropic a "supply-chain risk" and sent military branches scrambling for alternative AI vendors.→
Sources & methodologyshow
Where these figures come from
  • Axiosmajor outlet1 fact
  • Value Add VC funds trackerValue Add VC data2 facts

Figures are labelled Reported (a source states it), Estimated, Derived (computed from other facts) or Rumored (in talks / unconfirmed). Rumors never replace a confirmed figure. Each figure keeps its own as-of date; history is preserved rather than overwritten.

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