Seed-stage VC, US

Costanoa Ventures

Venture capital firm · Palo Alto · Founded 2012

Quick read

Costanoa Ventures is a seed-to-Series-A venture capital firm founded in 2012 and headquartered in Palo Alto, California. It focuses on AI-enabled B2B technology — Applied AI, AI infrastructure, cybersecurity, fintech, and defense tech — writing checks from company formation through Series A. In September 2024 it closed Fund V at $275M and Opportunity Fund III at $119M, bringing total AUM past $2 billion.

Key facts

Founded
2012
Founders
Greg Sands
Employees
29
Sectors
enterprise, ai, fintech, security, saas, devtools
Website
costanoa.vc

Investment thesis

Costanoa leads investments from company formation through Series A in Applied AI, AI infrastructure, cybersecurity, fintech, and defense tech, backing technical B2B founders with hands-on operational support across hiring, sales, and go-to-market from day one.

Recent activity

  • Jun 2025press
    Published a BuilderOps Blueprint featuring SGNL COO Ching-Yu Hu, a former Costanoa Executive-in-Residence, spotlighting the firm's portfolio company in AI-led enterprise identity management. costanoa.vc
  • Sep 2024fundraise
    Closed Fund V at $275M (oversubscribed, early-stage) and Opportunity Fund III at $119M, pushing total AUM above $2 billion. Promoted John Cowgill to General Partner. wellesleyhillsfinancial.com
  • Sep 2024leadership
    John Cowgill promoted to General Partner to lead expanded investments in AI-enabled B2B sectors including cybersecurity and defense tech. wellesleyhillsfinancial.com
  • Aug 2024press
    Featured portfolio company Comun (inclusive fintech for Latino immigrants) in a BuilderOps Blueprint, coinciding with Comun's $21.5M Series A announcement. costanoa.vc
  • 2024investment
    Led seed financing of Rerun Technologies AB (32M SEK), an open-source data visualization toolbox for computer vision software. synch.law

Notable investments

Key people

Named individuals at the firm. We don't expose direct email or phone — use their LinkedIn for outreach.

  • Greg Sands · Founder & Managing Partner
  • John Cowgill · General Partner
  • Mark Selcow · Partner
  • Tony Liu · Principal
  • Pamela Magie · Director of Operations

Sources

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Frequently asked

What is Costanoa Ventures?+

Costanoa Ventures is a seed-to-Series-A venture capital firm founded in 2012 and headquartered in Palo Alto, California. It focuses on AI-enabled B2B technology — Applied AI, AI infrastructure, cybersecurity, fintech, and defense tech — writing checks from company formation through Series A.

Where is Costanoa Ventures headquartered?+

Costanoa Ventures is headquartered in Palo Alto, United States.

When was Costanoa Ventures founded?+

Costanoa Ventures was founded in 2012 by Greg Sands.

What sectors does Costanoa Ventures invest in?+

Costanoa Ventures focuses on enterprise, ai, fintech, security, saas, devtools. They primarily invest in these sectors.

How do I prepare for a meeting with Costanoa Ventures?+

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Generated by briefthecall.com from public web sources. Last updated June 5, 2026. Each claim is linked to its source above.

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