JST Capital — Seed VC Firm ($250K–$2.0M Checks)
JST Capital is a Seed venture capital firm investing in Other, Fintech, Developer Tools. The firm typically writes $250K–$2.0M checks and has 5 portfolio companies in our records.
- Check size
- $250K–$2.0M
- Portfolio
- 5 companies on record
- Partners
- 1 listed
- Stage
- Seed
- Sectors
- Other, Fintech, Developer Tools, Consumer, AI / ML
- AUM
- Not in our records
Last verified: 2026-10-15
Seed
$250K – $2.0M
5+ companies
1 partner
Investment Thesis
Crypto investor focused on digital asset infrastructure and institutional blockchain use cases, including treasury workflows and onchain financial products. Good match for compliance-heavy custody and settlement infrastructure.
How JST Capital invests
JST Capital is a vc firm. The firm invests at the Seed stage, with a focus on Other, Fintech, Developer Tools, Consumer, AI / ML.
JST Capital typically writes checks of $250K–$2.0M per investment.
JST Capital has backed 5 companies in our records, including Switchboard, Vertex Protocol, Birch Hill Holdings.
Partners & Team
Not publicly verified
GP
Industry Focus
Invests In
Portfolio Companies (5)
Other
Switchboard
Oracle and data-feed infrastructure for Solana and other on-chain apps
Vertex Protocol
Decentralized exchange / derivatives trading platform
Birch Hill Holdings
Institutional digital-asset infrastructure / on-chain capital workflow platform
MyPrize
Social gaming / prize-linked gaming platform
RECUR
On-chain branded NFT and digital collectible experiences
- •Raising at Seed? You're squarely in their sweet spot.
- •Lead with your fit in Other, Fintech, Developer Tools — the sectors they actively back.
- •Size your ask to their typical $250K – $2.0M check.
- •cold outreach ok
- •Address your outreach to a specific partner, such as Not publicly verified, GP.
- •A warm introduction beats a cold email. Get matched and request an intro.
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