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Marlinspike Capital

Venture Capital

Defense-focused VC investing in aerospace, AI/ML, robotics, cybersecurity startups. Prefers Series A/B rounds with $250K to $10M checks targeting 20-24 companies.

Arlington, United States · 7+ investments · 5 portfolio companies

Seed
Aerospace
Artificial Intelligence
Cybersecurity
Robotics
Headquarters
Arlington, United States
Website
marlinspike.us
Portfolio Companies
5
Total Investments
7
Last Investment
Jul 2025
Geographic Focus
United States

Investment Thesis

Data-driven, operator-first strategies for disruptive defense and national security technologies.

Marlinspike Capital is a Venture Capital firm based in Arlington, United States. It has made 7 investments, including Elroy Air, Everalbum, Inc. and BrightAI. Focus areas include Aerospace and Artificial Intelligence.

Portfolio5

Co-investors24

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24 co-investors across 25 shared portfolio companies — who they back alongside, and how often they lead.

Venture Capital ×21 · Corporate VC ×2 · Angel Group ×1 · 24 shared rounds

Investment History

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