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Status
ACTIVE
Global HQ
Washington DC, United States
Countries of investment
  • United States
Investment stages
  • Seed
  • Series A
Industries
  • Artificial Intelligence
  • Defense Tech
  • Cybersecurity
  • Deep Tech
  • Software Infrastructure
About
Harpoon Ventures is a US-based venture capital firm focused on technologies that operate at the intersection of commercial and defense applications. The firm backs mission-critical innovations, supporting founders navigating complex regulatory environments and scaling high-impact technologies.
Min check size
$1M
Max check size
$5M
Fund size
NPS

Investment Thesis

Harpoon Ventures invests in dual-use technologies across defense, AI, and frontier tech.
Lead investor
Co Invest
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Manager's Experience

Founders come from national security, defense tech, and commercial software backgrounds. Deep expertise in navigating government procurement, DARPA relationships, and dual-use technology commercialization — critical capabilities for defense tech seed investing.

Harpoon Ventures Contacts Information

Primary contact

Secondary contact

Team

Larsen Jensen-Founder & Managing General Partner

William J. Marshall-Venture Partner

Chris Sestito-Venture Partner

Portfolio

Northwood Space

Astranis

Merlin Labs

Kodiak

n8n

Encord

Aalo Atomics

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