- Raised $15M Series A led by Hack VC, Jun 2024
- Raised $7M Seed round led by Multicoin Capital, Sep 2023
- Raised Series C led by BIPROGY, Oct 2025
About
Fhenix is a blockchain research and development company building privacy-focused solutions using Fully Homomorphic Encryption (FHE) for EVM-compatible blockchains. Its tools enable confidential computing and encrypted smart contracts that let applications process sensitive data while it stays encrypted end-to-end. Fhenix aims to bring encrypted computation to Ethereum, enabling private logic, seamless integrations, and full composability with FHE. The company's technology allows computations on encrypted data without requiring decryption, enhancing data security and privacy for use cases like confidential voting, blind auctions, decentralized identity, DeFi, and AI. Fhenix offers products like CoFHE (FHE Coprocessor), FHE Solidity Libraries, Threshold Decryption Network, and Cofhe.js Client Side Library.
Funding history · 4 rounds · $22.0M total
Headcount over time
Q&A
- What is Fhenix's primary business?
- Fhenix is developing a confidential blockchain powered by fully homomorphic encryption (FHE) to advance application development in the Ethereum ecosystem by bringing data encryption and encrypted-data computation to smart contracts, transactions, and on-chain assets.
- When was Fhenix founded?
- Fhenix was founded in June 2023.
- What is Fhenix's total funding to date?
- Fhenix has raised a total of $22,000,000 USD.
- Which investors participated in Fhenix's June 2024 funding round?
- In June 2024, Fhenix raised $15,000,000 USD in a round led by Hack VC, with participation from.
- Which investor participated in Fhenix's March 2025 funding round?
- In March 2025, Fhenix received funding from Offchain Labs.
- Who is the founder of Fhenix?
- Guy Zyskind is the founder of Fhenix.
- What is Fhenix's current funding stage?
- Fhenix is currently in its Series A funding stage.
Team · 2
Sectors & technology
Tags
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
External links
| Website | fhenix.io |
|---|---|
| linkedin.com/company/96129145 | |
| YouTube | youtube.com/channel/UCmUYrTjMUom3ywbwgHfTr4g |
Identifiers & details
| Founded | 2023 |
|---|---|
| Employees (exact) | 30 |
Radar intelligence
Publications (Crossref)
| Works | 2 |
|---|
Web history (Wayback)
| Domain | fhenix.io |
|---|
Certificate / subdomain footprint
| Subdomains | 27 |
|---|
Israeli Companies Registrar (רשם החברות / ICA)
| Registrar # (ח.פ.) | 516824299 |
|---|---|
| Status | פעילה |
| Corp type | ישראלית חברה פרטית |
| Incorporated | 2023-06-11 |
| Purpose | לעסוק בכל עיסוק חוקי |
| Liability | מוגבלת |
| In violation (unfiled) | no |
| Last annual report | 2026 |
| Active charges / liens | 0 |
| Registry events | 1 — annual_report (1) |
| Registered address | אלון יגאל 82 תל אביב - יפו |
Recent registry events
| Date | Event |
|---|---|
| 2026-06-08 | דו~ח שנתי |