LimeChain
| Private | |
| ISIN | 🆔 |
| Industry | Blockchain technology, Web3 infrastructure |
| Founded 📆 | 2017 |
| Founder 👔 | |
Area served 🗺️ | |
| Products 📟 | Protocol engineering, dApp development, developer tooling, blockchain consulting |
| Members | |
Number of employees | ~154 |
| 🌐 Website | [Lua error in Module:WikidataIB at line 665: attempt to index field 'wikibase' (a nil value). ] |
| 📇 Address | |
| 📞 telephone | |
LimeChain is a Bulgarian blockchain development and Web3 infrastructure company founded in 2017 and headquartered in Sofia, Bulgaria.[1] The company focuses on protocol engineering, decentralized application (dApp) development, and developer tooling.[2] The company was profiled in Forbes and in 2024 was ranked in the Deloitte Technology Fast 500 EMEA for revenue growth.[3][4]
History
LimeChain was founded in 2017 in Sofia, Bulgaria.[1][3] The company initially focused on protocol-level engineering, SDKs, and blockchain infrastructure.[5][6]
Early clients included Procter & Gamble, Raiffeisen Bank, and Propy.[7][8] By 2022, the team had grown by 50% year over year to more than 100 employees.[9] The company subsequently expanded to over 150 team members and established a presence in the United Kingdom.[10][11]
In late 2019, LimeChain joined the Hyperledger project and the Linux Foundation. In January 2020, the company was admitted as one of eight Hyperledger Fabric Certified Service Providers worldwide.[8] That year, LimeChain also launched LimeLegal, a joint venture with Progressive Lawyers focused on blockchain legal advisory services.[9][12]
In 2024, LimeChain was ranked 327th in the Deloitte Technology Fast 500 EMEA.[4][13][14] One of the company's co-founders was accepted into the Endeavor Network, a global community supporting high-impact entrepreneurs.[15] The company was profiled in Forbes in December 2024, in an article on the convergence of AI and blockchain,[2] and again in December 2025, in an article on enterprise blockchain adoption.[3]
Notable clients and projects
LimeChain's clients have included Procter & Gamble, which used the company to implement smart contracts for its claims management system,[16] and IMVU, whose in-game token developed by LimeChain received a no-action letter from the U.S. Securities and Exchange Commission in 2020.[17][18] The company also built Project Diamond, an institutional digital asset platform for Coinbase Asset Management, deployed within the Abu Dhabi Global Market regulatory sandbox.[3]
Services and Technology
LimeChain's work covers both public blockchain networks and enterprise environments.[19] Technical contributions have included smart contract systems, cross-chain bridges, and zero-knowledge proof research.[2][20] According to Forbes, the company's enterprise approach emphasizes audit, compliance, and integration as part of blockchain deployments for institutional clients.[3]
Ecosystem Contributions
LimeChain has contributed open-source software and infrastructure to several blockchain networks.[2][5]
| Ecosystem | Description | Type |
|---|---|---|
| Ethereum/Layer 2 | RollupCodes, a public reference tool for comparing Ethereum scaling technologies;[21] research funded by grants from StarkWare and Arbitrum | Developer tooling |
| Hedera Hashgraph | Built components of Hedera's token and developer services; co-built Hashport, a bridge allowing assets to move between the Hedera, Ethereum, and Polygon networks[22][23] | Protocol development |
| Polkadot | Fruzhin, an alternative implementation of the Polkadot network software written in Java, funded by the Polkadot Pioneers Prize;[24][25][26] additional Web3 Foundation grants for protocol research | Protocol development |
| The Graph | Matchstick, an open-source testing tool for developers building on The Graph data indexing protocol, later adopted into the project's official documentation[27][28] | Developer tooling |
| EBSI | Part of an EU-funded Bulgarian consortium that built the country's node of the European Blockchain Services Infrastructure, working on digital identity verification[29][30] | Integration |
LimeAcademy
LimeAcademy originated in 2018 as a blockchain developer training initiative created by LimeChain in partnership with Telerik Academy.[31][32] In 2021, LimeChain relaunched LimeAcademy as a standalone program for training experienced software developers in blockchain development.[5]
Industry Affiliations and Recognition
LimeChain is a member of the Linux Foundation and a Hyperledger Fabric Certified Service Provider.[8] A LimeChain co-founder served as a maintainer of the Baseline Protocol, an open-source enterprise synchronization initiative under the Ethereum OASIS Open Project, and the company developed a proof-of-concept integrating Google Sheets with Microsoft Dynamics 365 using the protocol.[33] The company has received grants from the Web3 Foundation,[24] the Arbitrum Foundation,[34] and StarkWare, which named LimeChain the first recipient of its $1 million OP_CAT Research Fund in 2024.[35] LimeChain co-founded BuildRooms, a Web3 hub in Bulgaria.[36]
A co-founder is a member of the Endeavor global entrepreneur network.[15] In 2021, LimeChain team member Zhivko Todorov was named to the Forbes Bulgaria 30 Under 30 list in the Business category.[37]
References
- ↑ 1.0 1.1 "Съоснователят на LimeChain Николай Тодоров иска да развие не само компанията си, но и цялото блокчейн общество в страната". Capital.bg (in български). September 7, 2018. Retrieved February 13, 2026.
- ↑ 2.0 2.1 2.2 2.3 Khan, Roomy (December 4, 2024). "2025 Crypto Golden Age: AI & Blockchain Unleashing Innovation". Forbes. Retrieved February 10, 2026.
- ↑ 3.0 3.1 3.2 3.3 3.4 Guttman, Amy (December 15, 2025). "From Wild West To Wall Street: Blockchain Founders Redefine Trust". Forbes. Retrieved February 10, 2026.
- ↑ 4.0 4.1 "2024 EMEA Technology Fast 500" (PDF). Deloitte. 2024. Retrieved February 13, 2026.
- ↑ 5.0 5.1 5.2 "Inside LimeChain: How a Sofia-Based Blockchain Pioneer Fosters Innovation with Global Impact". The Recursive. July 30, 2021. Retrieved February 13, 2026.
- ↑ Kozbunarova, Alexandra (January 28, 2019). "Blockchain in Bulgaria: Everyone's Talking but Who's Really Doing it?". Trending Topics. Retrieved February 13, 2026.
- ↑ Kholod, Daria (June 17, 2020). "10 of the most promising European blockchain startups to watch". EU-Startups. Retrieved February 10, 2026.
- ↑ 8.0 8.1 8.2 Kozbunarova, Alexandra (January 22, 2020). "Bulgarian Blockchain Developer Limechain Joins IBM and Accenture In An Exclusive Hyperledger Club". Trending Topics. Retrieved February 10, 2026.
- ↑ 9.0 9.1 "Building the Web3 from Sofia. LimeChain tells us how". The Recursive. June 21, 2022. Retrieved February 13, 2026.
- ↑ "Разширяваме компанията бавно, но целенасочено". Capital.bg (in български). March 19, 2022. Retrieved February 13, 2026.
- ↑ Kholod, Daria (February 26, 2021). "10 promising Bulgarian startups to watch in 2021". EU-Startups. Retrieved February 10, 2026.
- ↑ "Николай Тодоров, Limechain: Новите проекти се забавят, но рецесията може и да ускори индустрията". Capital.bg (in български). April 24, 2020. Retrieved February 13, 2026.
- ↑ "Deloitte ranked 5 Bulgarian IT companies among the fastest growing in the region". Economic.bg. July 10, 2024. Retrieved February 10, 2026.
- ↑ "Deloitte EMEA Technology Fast 500 2024 ranking brims with Turkish, CEE and SEE startups". Intellinews. June 9, 2025. Retrieved February 13, 2026.
- ↑ 15.0 15.1 "Nick Todorov". Endeavor Bulgaria. Retrieved February 13, 2026.
- ↑ Cravath, Swaine & Moore LLP (2023). "Blockchain: United States - Country Comparative Guides". The Legal 500. Legalease Ltd. Retrieved February 11, 2026.
- ↑ "IMVU, Inc". U.S. Securities and Exchange Commission. November 19, 2020. Retrieved February 13, 2026.
- ↑ "IMVU launches in-game tokenized digital currency with SEC no action letter". Ledger Insights. January 14, 2021. Retrieved February 13, 2026.
- ↑ "5 promising European startups helping your team to use automated and smart contracts". EU-Startups. October 16, 2020. Retrieved February 10, 2026.
- ↑ Jonny Fry (November 29, 2021). "Finally! Legal clarification for smart contracts". CityAM. Retrieved February 11, 2026.
- ↑ "LimeChain launches rollup.codes in effort to bolster rollup adoption". LimeChain. August 2, 2023. Retrieved February 13, 2026.
- ↑ "Building from first principles with LimeChain". Hedera. Retrieved February 13, 2026.
- ↑ "LimeChain Hashport Audit". Omniscia. Retrieved February 13, 2026.
- ↑ 24.0 24.1 "Polkadot Protocol Conformance Tests Research Proposal". Web3 Foundation Grants. Retrieved February 13, 2026.
- ↑ "Fruzhin: Java implementation of the Polkadot Host". GitHub. Retrieved February 13, 2026.
- ↑ "Polkadot Announced Fruzhin Host Implementation: Details". Crypto News Flash. September 28, 2023. Retrieved February 13, 2026.
- ↑ "Matchstick: Unit testing framework for Subgraph development on The Graph protocol". GitHub. Retrieved February 13, 2026.
- ↑ "Unit Testing Framework". Graph Codex (The Graph). Retrieved February 13, 2026.
- ↑ "A Bulgarian consortia deploys the first use cases on EBSI". Trending Topics. December 9, 2021. Retrieved February 13, 2026.
- ↑ "Български компании ще разработват Европейската блокчейн инфраструктура". Capital.bg (in български). September 7, 2021. Retrieved February 13, 2026.
- ↑ Panchev, Krum (July 10, 2019). "Telerik Academy's Take On Ethereum Developers Shortage". Trending Topics. Retrieved February 10, 2026.
- ↑ "Телерик Академия ще обучава по блокчейн и етериум". TechNews.bg (in български). September 14, 2018. Retrieved February 13, 2026.
- ↑ "Baseline Integrates Microsoft and Google Spreadsheets Using Ethereum Mainnet". Cointelegraph. June 9, 2020. Retrieved February 13, 2026.
- ↑ "Arbitrum Foundation Grants: Accepted Projects". Arbitrum Hub. Retrieved February 13, 2026.
- ↑ "Starknet's Monthly Roundup: September 2024". Starknet. 2024. Retrieved February 13, 2026.
- ↑ "Buildrooms: Web3 вече не е експеримент -- той е индустрия". Business Novinite (bTV) (in български). September 19, 2025. Retrieved February 13, 2026.
- ↑ "Живко Тодоров (Zhivko Todorov)". Forbes Bulgaria (in български). 2021. Retrieved February 10, 2026.
See also
- Hedera Hashgraph
- Hyperledger
- Polkadot (cryptocurrency)
- Solana (blockchain platform)
- Enterprise Ethereum Alliance
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