United States · 
Who invested in H3X Technologies?
H3X Technologies's investors include Y Combinator, Alumni Ventures, Liquid 2 Ventures, Pegasus Tech Ventures and Lockheed Martin.
United States · Series A startup
Who invested in H3X Technologies
Funding summaryUpdated 26 Oct 2026
$20Mraised across 1 round since 2024, from 1 source
- Latest round
- Series A, $20MAug 2024
- Investors
- 5
The rounds
- Aug 2024Series A$20M
Source recordedSEC filing: $20M sold, first sale Mar 2024
Founders and team
From H3X Technologies's own website: 2 on the team.
- Jason SylvestreChief Executive Officer
- Max LibenChief Technology Officer
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about H3X Technologies
How much has H3X Technologies raised?
H3X Technologies has raised $20M across 1 round since 2024.
When did H3X Technologies last raise?
H3X Technologies's most recent round was a Series A of $20M in Aug 2024.
What was H3X Technologies's biggest round?
Its most recent round, $20M in Aug 2024, is also its largest on record.
Who backed H3X Technologies first?
H3X Technologies's first round on record, in Aug 2024, was backed by Y Combinator, Alumni Ventures and Liquid 2 Ventures and 2 others.
What stage is H3X Technologies at?
H3X Technologies's latest named round is a Series A, in Aug 2024.
Where is H3X Technologies based?
H3X Technologies is based in the United States.
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