Air Street Capital — Pre-Seed & Seed VC Firm ($500K–$25.0M Checks)
Air Street Capital is a Pre-Seed, Seed, Series A venture capital firm based in London, England investing in AI / ML, Developer Tools, Enterprise. The firm typically writes $500K–$25.0M checks and has 27 portfolio companies in our records.
- Check size
- $500K–$25.0M
- Portfolio
- 27 companies on record
- Partners
- 1 listed
- Stage
- Pre-Seed, Seed, Series A
- Sectors
- AI / ML, Developer Tools, Enterprise, Security, Fintech, Healthcare
- HQ
- London, England
- AUM
- Not in our records
Last verified: 2026-10-03
Pre-Seed, Seed, Series A
$500K – $25.0M
27+ companies
1 partner
Investment Thesis
AI-first solo GP backing technical founders building software, developer tools, and AI infrastructure. The fund is especially strong for early technical products with research depth and infrastructure leverage.
How Air Street Capital invests
Air Street Capital is a vc firm based in London, England. The firm invests at the Pre-Seed, Seed, Series A stages, with a focus on AI / ML, Developer Tools, Enterprise, Security, Fintech.
Air Street Capital typically writes checks of $500K–$25.0M per investment. Our records include 2 funds raised by the firm.
Air Street Capital has backed 27 companies in our records, including STARK, Alta Ares, Macrodata.
Partners & Team
Nathan Benaich
GP
Industry Focus
Invests In
Funds
Air Street Capital Fund II
Air Street Capital Fund I
Portfolio Companies (27)
Other
STARK
Autonomous defense systems and unmanned strike systems
Alta Ares
Air defense systems
Macrodata
AI infrastructure
Onodrim
Defense
Perceptic
Ambient AI
Synthesia
AI video platform
Black Forest Labs
Visual intelligence / image-generation models
Kradle
Frontier evaluations
Clove
Wealth management
General Reasoning
Long-horizon agents
- •Raising at Pre-Seed, Seed, Series A? You're squarely in their sweet spot.
- •Lead with your fit in AI / ML, Developer Tools, Enterprise — the sectors they actively back.
- •Size your ask to their typical $500K – $25.0M check.
- •warm intro preferred
- •Address your outreach to a specific partner, such as Nathan Benaich, GP.
- •A warm introduction beats a cold email. Get matched and request an intro.
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