Seed VC · Global

SOSV

Check size: $250K to $5M

Active

What they invest in

HAX seeks 'founders tackling the hardest physical challenges of our time, across plasma, critical minerals, climate infrastructure, chemistry, robotics, and advanced manufacturing' where 'real-world, industrial-scale problems need more than software and slide decks.'

Who they back

Climate TechPre-seed

Business models

deeptech_ip, hardware, platform

Customer segments

Enterprise, Industrial, Researchers

Geography

US, Europe, APAC

Recent investments

  • Verdex Technologies
  • 3DK Tech
  • ACiiST Smart Networks Ltd.

+ 3 more deals. Score your deck to see the full investment history.

The people who write checks

2 partners on file at SOSV, with the firm's email pattern for cold outreach. Score your deck (free, 30 seconds) to unlock direct contact for this firm and 47,000+ others.

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Why this firm matters for fundraising founders

SOSV writes first institutional checks where the founder + early product matter more than traction. The seed market is the most dispersed segment of venture; matching to thesis (sector, stage, geography) is where most cold outreach succeeds or fails. VC Boom tracks SOSV alongside 47,000+ other active investors, ranked weekly by recent-deal momentum, sector concentration, and partner activity.

At a glance

Portfolio last checked
Oct 6, 2026
Website
www.hax.co ↗

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