# Block54

> Block54 is a VC fund in Warsaw backing Blockchain, Web3 and FinTech. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Warsaw, Poland
- Total investments: 3
- Last investment: Jan 2023
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/block-54/
- X (Twitter): https://twitter.com/Block54Capital
- Website: https://block54.capital/

Block54 is a web3 investment fund.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.5M–$2.5M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Blockchain | 3 | 100% |
| Web3 | 1 | 33% |
| FinTech | 1 | 33% |
| Privacy | 1 | 33% |
| Software | 1 | 33% |

17 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 67% |
| Venture - Series Unknown | 1 | 33% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Estonia | 1 | 33% |
| Switzerland | 1 | 33% |
| United Arab Emirates | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Hatom Labs | Hatom Protocol is a decentralized, algorithmic protocol for lending and borrowing assets that operates on the Elrond Network. Hatom is a decentralized finance (DeFi) ecosystem built on the MultiversX blockchain, designed to provide secure, scalable, and non-custodial financial services. Launched in 2023, Hatom became the first liquidity protocol onMultiversX, offering a complete suite of DeFi products including lending and borrowing, liquid staking, native stablecoins, staking modules, and cross-chain interoperability solutions. The platform focuses on building sustainable and secure decentralized financial infrastructure while improving liquidity and capital efficiency across the MultiversX ecosystem. |  | Venture - Series Unknown | Jan 01, 2023 |  |
| Cookie3 | Cookie3 is a pioneer in the field of behavioral analytics on the blockchain. We focus on interpreting customer profiles based on the individuals' wallet history. Our ultimate goal is domination in the behavioral analytics market on the blockchain, including Metaverse, Gaming, NFTs, DeFi, and the entire Web3 ecosystem. | $2.5M | Seed | Aug 03, 2022 |  |
| Aleph Zero | Aleph Zero is a peer-reviewed DAG platform that is scalable, fast, and developer-friendly. It is a proof-of-stake public blockchain with private smart contracts built by a world-class team that aims to reach mass adoption of Distributed Ledger Technology. The platform offers high speed, scalability, and a set of privacy-enhancing features based onthe secure multi-party computation research, thereby helping developers to focus on innovation without being limited by the technology stack.The company's ecosystem consists of the consensus and is capable of synchronizing with other blockchains and running smart contracts, as well as a truly trustless universal wallet. | $1.5M | Seed | Jan 28, 2022 |  |

3 of 3 investments shown.

## Co-investors
- [MV Global](https://shizune.co/investors/profile/master-ventures) — VC Fund, 2 deals together
- [RR² CAPITAL](https://shizune.co/investors/profile/rr%C2%B2-capital) — VC Fund, 2 deals together
- [Avalon Wealth Club](https://shizune.co/investors/profile/avalon-wealth-club) — VC Fund, 1 deal together
- [Big Brain Holdings](https://shizune.co/investors/profile/big-brain-holdings) — VC Fund, 1 deal together
- [Black Dragon Capital](https://shizune.co/investors/profile/black-dragon-capital) — VC Fund, 1 deal together
- [BlockUnify](https://shizune.co/investors/profile/blockunify) — VC Fund, 1 deal together

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### Similar stage
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## FAQ

### What does Block54 invest in?

Block54 invests primarily in Blockchain, Web3 and FinTech startups, most often at Seed and Venture - Series Unknown stage. Most of the 3 investments tracked by Shizune back companies in Estonia. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Block54's check size?

Block54 typically joins rounds of $1.5M–$2.5M 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 Block54 participates in.

### When did Block54 last invest?

The most recent investment recorded for Block54 closed in Jan 2023. Shizune tracks 3 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 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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