# Stacks

> Stacks is a VC fund in New York backing Cryptocurrency and Blockchain. See 6 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: New York, United States
- Total investments: 6
- Last investment: Jun 2022
- Lead investor: 33%
- Fund size: $8.5M
- Last fund: Nov 2018
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/blockstack-labs/
- X (Twitter): https://twitter.com/stacks
- Website: https://www.stacks.co/
- Facebook: https://www.facebook.com/blockstack/

Stacks is a VC fund in New York focused on Cryptocurrency and Blockchain. Blockstack is a decentralized computing network that puts users in control of their data and login. It’s the easiest way to build decentralized apps that can scale. Blockstack enables engineers to build secure, privacy-focused applications: users are in control of their data instead of storing it with large tech companies.Over 120 independentdeveloper teams have built apps on Blockstack.

## Contacts

5 contacts available for Stacks. Shizune tracks 7 team members at Stacks. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/stacks?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.2M–$2M |
| Pre-Seed | $350k–$2M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Cryptocurrency | 5 | 83% |
| Blockchain | 4 | 67% |
| Bitcoin | 3 | 50% |
| Apps | 2 | 33% |
| FinTech | 2 | 33% |

16 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 4 | 67% |
| Pre-Seed | 2 | 33% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 3 | 50% |
| Hungary | 1 | 17% |
| Ireland | 1 | 17% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Jude Nelson | Engineering Partner | 0 | https://shizune.co/investors/profile/jude-nelson |
| Abhijoy Sarkar | India Chapter Lead | 0 | https://shizune.co/investors/profile/abhijoy-sarkar |
| Albert Wenger | Director | 108 | https://shizune.co/investors/profile/albert-wenger |
| Anand Iyer | Investor | 11 | https://shizune.co/investors/profile/anand-iyer-948e |
| Mark Hendrickson | Product Lead | 0 | https://shizune.co/investors/profile/mark-hendrickson |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| DLC.link | Bitcoin has proven itself as a store of value. But to earn yield on their Bitcoin, users have to first send it to a centralized custodian. This is extremely risky, as over $40Bn has been lost to date due to custodial hacks and failures.The DLC.link platform lets users lock their Bitcoin in escrow, directly in their wallet. Users can supply theirBitcoin as collateral and earn a yield while maintaining full ownership.Currently only 2% of Bitcoin is utilized. Escrow will unlock the remaining 98%, making over $1 Trillion in Bitcoin liquidity available for lending on Ethereum and other blockchains. | $2M | Pre-Seed | Jun 15, 2022 |  |
| HeyLayer | It was founded in 2020 and headquartered in Brooklyn, New York. | $350K | Pre-Seed | Feb 01, 2022 |  |
| Stackswap | Stackswap is a decentralized exchange (DEX) that issues and exchanges tokens on the Stacks blockchain, thus settling transactions on the Bitcoin Network. | $1.3M | Seed | Nov 05, 2021 |  |
| Tontine Trust | Tontine Trust has been dubbed by incumbents as the world's 1st RetireTech. We are the pioneers of new lifetime income Tontine Trust Funds which enhance your pension wealth by 87% with zero added risk. 60% of baby boomers fear running out of money more than dying according to the WSJ. Our products don't just eliminate the risk of runningout, they transform the wellbeing of the retiree and their retirement accounts through the security of a steady lifetime income that rises over time.The benefits for individuals, society & governments are so clear that the OECD recently passed Legal instrument 0467 which compels governments to convert existing drawdown pensions such as 401k's & IRAs into a lifetime income Tontine IRA™. | $1.2M | Seed | Jun 01, 2021 |  |
| OpenSea | OpenSea is a peer-to-peer marketplace for crypto collectibles and non-fungible tokens. It includes collectibles, gaming items, and other virtual goods backed by a blockchain. On OpenSea, anyone can buy or sell these items through a smart contract. | $2M | Seed | May 10, 2018 |  |
| CoinTracker | CoinTracker is a portfolio & tax manager for cryptocurrency. It automatically syncs transactions into one unified dashboard and helps users file their crypto taxes with the click of a button. | $1.5M | Seed | Apr 10, 2018 |  |

6 of 6 investments shown.

## Co-investors
- [Gossamer Capital](https://shizune.co/investors/profile/gossamer-capital) — VC Fund, 3 deals together
- [SBX Capital](https://shizune.co/investors/profile/sbx-capital) — VC Fund, 2 deals together
- [Stacks Accelerator](https://shizune.co/investors/profile/stacks-accelerator) — VC Fund, 2 deals together
- [1confirmation](https://shizune.co/investors/profile/1confirmation) — VC Fund, 1 deal together
- [ABCDE](https://shizune.co/investors/profile/abcde) — VC Fund, 1 deal together
- [Bixin Ventures](https://shizune.co/investors/profile/bixin-ventures) — VC Fund, 1 deal together

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### Similar country
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## FAQ

### What does Stacks invest in?

Stacks invests primarily in Cryptocurrency, Blockchain and Bitcoin startups, most often at Seed and Pre-Seed stage. Most of the 6 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 Stacks's check size?

Stacks typically joins rounds of $1.2M–$2M at Seed and $350k–$2M at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Stacks participates in.

### How do I contact Stacks?

Public channels for Stacks include LinkedIn, X (Twitter) and the website linked on this profile. 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.

### Who are the partners at Stacks?

The team at Stacks includes Jude Nelson (Engineering Partner), Abhijoy Sarkar (India Chapter Lead) and Albert Wenger (Director), among 7 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.

### 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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