Recent Funding
Investors
Harpoon Ventures

Harpoon Ventures portfolio

Harpoon Ventures has 16 portfolio companies on record at Recent Funding, with 3 investments in the last 12 months.

Website: harpoon.vc.

X: @HarpoonVentures.

Type: Venture capital.

Portfolio on Recent Funding: 16.

Deals, last 12 months: 3.

Capital in their rounds: $937M.

Latest deal: American Supercritical · Sep 23, 2026.

About this page

It is a venture capital firm based in San Diego, US, founded in 2018. Its most recent investment on record is American Supercritical's $8M Pre-seed round in September 2026, alongside Alumni Ventures, Riot Ventures, Reveille VC and 4 others. By category, its portfolio leans toward Developer tools and cloud (7) and Cybersecurity (5). It has co-invested with Y Combinator, Sequoia and Alumni Ventures, most often Y Combinator (2 rounds).

About Harpoon Ventures

Firm type: Venture capital.

Headquarters: San Diego, US.

Founded: 2018.

Stages: Pre-Seed, Seed, Series A.

Sectors: AI & Machine Learning, Cybersecurity, Data & Infrastructure, Deep Tech, Defense Tech, Developer Tools, SaaS.

Check size: $100K to $5M.

Leads rounds: Yes.

Portfolio companies: 49.

Exits: 4.

Rounds led: 1.

Funds raised

Fund	Fund #	Size	Announced
HHarpoon Ventures	IV	$155M	Jun 29, 2026 Morningstar%2c Inc.
HHarpoon Ventures San Diego, CA	III	$125M	Dec 11, 2023 Yahoo Finance

What Harpoon Ventures invests in

Harpoon Ventures recent investments

Company	Round	Date	Alongside
AAmerican Supercritical	Pre-seed · $8M	Sep 23, 2026	Alumni Ventures, Riot Ventures, Reveille VC +4
SSingularity Defense	Series A · $80M	Jul 15, 2026	New Vista Capital, Long Journey Ventures, Khosla Ventures (lead) +6
MMatX	Series B+ · $500M	Feb 24, 2026	NFDG Ventures, Alchip, John Collison +8
GGraphiant	Series B+ · $62M	Apr 3, 2023	IAG Capital Partners, Gaingels, Sequoia +2
UUrsa Major	Series B+ · $85M	Dec 7, 2021	Dolby Family Ventures, Alpha Edison, Space VC +4
CCyCognito	Series B+ · $100M	Dec 1, 2021	Heritage Group, Dan Scheinman, Sorenson Ventures +6
Nn8n	Series A · $12M	Apr 26, 2021	Firstminute Capital, Kevin Hartz, Ilkka Paananen +3
AAstranis	Series B+ · $90M	Feb 13, 2020	Page One Ventures, Matt Kraning, Y Combinator +6

How Harpoon Ventures invests

Stage	Deals	Capital in rounds
Series B+	5 63%	$837M
Series A	2 25%	$92M
Pre-seed	1 13%	$8M

Year	Deals	Capital in rounds
2020	1 13%	$90M
2021	3 38%	$197M
2023	1 13%	$62M
2026	3 38%	$588M

Harpoon Ventures portfolio companies

AAmerican Supercritical$8MPre-seed · Sep 2026
SSingularity Defense$80MSeries A · Jul 2026
MMatX$500MSeries B+ · Feb 2026
GGraphiant$62MSeries B+ · Apr 2023
UUrsa Major$85MSeries B+ · Dec 2021
CCyCognito$100MSeries B+ · Dec 2021
Nn8n$12MSeries A · Apr 2021
AAstranis$90MSeries B+ · Feb 2020
AAalo Atomicsbacker
LLumosbacker
VVantagebacker
SSemgrepbacker
GGeneral Galacticbacker
GGoldenbacker
EEncordbacker
CCellular Intelligence (fka Somite)backer

Company	Round with Harpoon Ventures	Total raised	Latest raise
AAmerican Supercritical Robotics and hardware	Sep 23, 2026 Pre-seed · $8M	$8M	Sep 23, 2026 Pre-seed
SSingularity Defense Defense and security	Jul 15, 2026 Series A · $80M	$80.5M	Jul 15, 2026 Series A
MMatX AI infrastructure and compute	Feb 24, 2026 Series B+ · $500M	$580M	Feb 24, 2026 Series B+
GGraphiant Cybersecurity	Apr 3, 2023 Series B+ · $62M	$114.5M	May 20, 2025 Series B+
UUrsa Major Defense and security	Dec 7, 2021 Series B+ · $85M	$440.8M	Nov 18, 2025 Series B+
CCyCognito Cybersecurity	Dec 1, 2021 Series B+ · $100M	$153M	Dec 1, 2021 Series B+
Nn8n AI coding and devtools	Apr 26, 2021 Series A · $12M	$252M	Oct 9, 2025 Series B+
AAstranis Robotics and hardware	Feb 13, 2020 Series B+ · $90M	$853.5M	May 6, 2026 Series B+
AAalo Atomics AI infrastructure and compute	backer · source	$100M	Aug 19, 2025 Series B+
LLumos Cybersecurity	backer · source	$35M	May 23, 2024 Series B+
VVantage Developer tools and cloud	backer · source	$25M	Mar 1, 2023 Series A
SSemgrep Cybersecurity	backer	$153M	Feb 5, 2025 Series B+
GGeneral Galactic Climate and energy	backer	$8M	Nov 12, 2024 Seed
GGolden Fintech	backer	undisclosed	—
EEncord Robotics and hardware	backer	$90M	Feb 27, 2026 Series B+
CCellular Intelligence (fka Somite) Health and bio	backer	$5.3M	Apr 16, 2024 Pre-seed

Most frequent co-investors

Similar investors

Investors whose portfolios on Recent Funding center on the same category (Developer tools and cloud).

How this is counted

Firm profile: Fundraising Fox Open Dataset v2026-11, CC BY 4.0. Track-record counts are theirs, not Recent Funding's.

Venture funds Harpoon Ventures raised, from the list of new VC funds compiled by Shai Goldman (Brex). Each size links to the article that states it, or to that list where no article was found. All new funds: new VC funds.

Share is of the 8 rounds on Recent Funding that name Harpoon Ventures. Rounds with no announced date are left out of the year split, and "round" is a round whose stage is not on file.

Portfolio companies are the companies on Recent Funding with a round that lists Harpoon Ventures, which is a subset of its real portfolio. API: /api/v1/investors/harpoon-ventures (get a free API key). More: the most active VC firms and new venture capital funds.