Jason Choi
Angel Investor @ Tangent
New York, United States
Jason Choi is a seed investor at Tangent in New York focused on Blockchain and Cryptocurrency. Jason Choi is Venture Investor at Contrary Capital.
- Total investments:
- 13
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Jason Choi invests in
Stages Jason Choi invests in
Countries Jason Choi invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $800k–$6M
Investment Focus
Industry
- Blockchain 5 (38%)
- Cryptocurrency 4 (31%)
- Financial Services 4 (31%)
- Finance 3 (23%)
- FinTech 2 (15%)
Stage
- Seed 10 (77%)
- Pre-Seed 1 (8%)
- Series A 1 (8%)
- Funding Round 1 (8%)
Country
- United States 3 (23%)
- Singapore 2 (15%)
- Norway 1 (8%)
- Germany 1 (8%)
- United Kingdom 1 (8%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Arch is a Blockchain Infrastructure Premier Bitcoin-Native Application Platform | $7M / Seed / May 09, 2024 | ||
| Sei Labs is a crypto startup. | $5M / Seed / Aug 31, 2022 | ||
| Hashflow is a DEX Aggregator that enables users to trade digital assets on and across leading blockchains including Ethereum, Arbitrum, Avalanche, BNB Chain, Optimism, Polygon, and Solana in just a matter of seconds. Hashflow leverages an intent-based smart order routing architecture to offer traders the best prices, access over $8B in liquidity,and the ability to trade every token. Since launching in April 2021, Hashflow has facilitated over $18B in total trade volume.Hashflow's team consists of top minds from both web2 and web3 including Airbnb, Amazon, Arbitrum, Booz Allen Hamilton, Creative Artists Agency, Goldman Sachs, Google, Meta, Citadel, Genesis Trading, NASA, NBCUniversal, Twitter, Uber, Vayner3, and more. Backers include Dragonfly Capital, Electric Capital, Coinbase Ventures, Galaxy Digital, GSR, Wintermute Trading, Balaji Srinivasan, Meltem Demirors, Anthony Sassano, and Jason Choi. | $25M / Series A / Jul 21, 2022 | ||
| Li.Finance provides the cross-chain swap across all liquidity pools and bridges. Li.Finance is a mesh of aggregated cross-chain liquidity networks and protocols that makes liquidity available when needed to fuel next-generation DeFi initiatives with superior UX. It is founded in 2021 and is based in Berlin, Germany. | $5.5M / Seed / Jul 11, 2022 | ||
| Encode Club is a blockchain education platform that aims to educate the future generation of blockchain professionals. Encode Club was founded in 2019 by Damir Bandalo and is located in London. | $5M / Seed / May 17, 2022 | ||
| Voyage Finance provides Web3 firm decentralized loans for gamers and guilds. | $1M / Pre-Seed / May 10, 2022 | ||
| TiTi Protocol always monitors changes in the total value of reserve to calculate the average price of TiUSD in circulation and adjusts the market-making peg price of TiUSD in the primary market through the ReOrders mechanism. | $3.5M / Seed / Apr 11, 2022 | ||
| Katana provides a premier suite of packaged yield products, allowing users to quietly access a wide range of risk-adjusted strategies in the ecosystem. | $5M / Seed / Mar 10, 2022 | ||
| Building the future of sports gaming and entertainment | $6M / Seed / Feb 23, 2022 | ||
| Brahma abstracts the infrastructure stack, from user accounts to capital orchestration and settlement, so developers can build apps and agents that run across onchain and offchain systems, linking real-world payments and cards with onchain logic.Apps and agents run without backend ops. Developers build the logic. Brahma handles the rest.Headquartered in the British Virgin Islands. | $4.2M / Seed / Feb 22, 2022 | ||
| See all 13 investments → | |||
Co-Investors
About Tangent
Tangent invests and develops several prominent cryptocurrency technologies.
Tangent Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Darryl Wang
Co-Founder
|
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FAQ
What does Jason Choi invest in?
Jason Choi invests primarily in Blockchain, Cryptocurrency and Financial Services startups, most often at Seed and Pre-Seed stage. Most of the 13 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Jason Choi's check size?
Jason Choi typically joins rounds of $800k–$6M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Jason Choi participates in.
How do I contact Jason Choi?
Public channels for Jason Choi include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Jason Choi last invest?
The most recent investment recorded for Jason Choi closed in May 2024. Shizune tracks 13 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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