Overview

What they do
Harpoon is a venture capital firm founded in 2018 that backs leaders shaping the next era of American innovation. The firm emphasizes technology that will define geopolitics and supports its founders in securing significant U.S. government contracts, including non-dilutive grants and large federal programs. Harpoon is backed by institutional investors such as leading pensions and endowments. It also positions itself as a practical advantage to its portfolio companies beyond capital.
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What they look for
Harpoon invests in technology-driven companies that advance American technological leadership, with a focus on innovations that influence geopolitics and can secure substantial U.S. government contracts.
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Stage
Pre-seed, Seed, Series A, Series B+
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Sectors
AI, Deeptech, SaaS, Cybersecurity, Govtech and defence
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Based
San Diego, US
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Sources

2026-08-27harpoon.vcLarsen Jensen is the Founder and Managing General Partner of Harpoon Ventures, a $300M AUM…
2026-08-27harpoon.vcOur mission is to back bold leaders shaping the next era of American innovation
2026-08-27harpoon.vcRiley is an investor with Harpoon based in San Diego where he helps source, diligence, and…

Portfolio, cheque size and the rest

The 20 companies they have backed that we can see, the cheque they write, and whether they are deploying right now.

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