LimeChain
LimeChain is a Bulgaria-based blockchain engineering and consulting firm with 160+ specialists delivering development, protocol contribution, and team extension services across Ethereum, Solana, Hedera, Polkadot, NEAR, and Canton, serving protocols, foundations, enterprises, and financial institutions through Lime Institutional.
- Company typePrivate
- Founded2017
- HeadquartersSofia, Bulgaria
- Headcount101–250
- GTM typeB2B
- OfferingServices
What LimeChain does
LimeChain is a specialized blockchain development and consulting firm founded in 2017 and headquartered in Bulgaria, operating as a professional services provider across six or more blockchain ecosystems including Ethereum, Solana, Hedera, Polkadot, NEAR, and Canton Network. The firm employs 160+ blockchain engineers and reports 250-300+ delivered projects spanning protocol contributions, application development, smart contract work, and team extension engagements for protocols, foundations, and enterprises. Named engagements include Hedera Hashgraph, The Graph, Tally, Hashport, Status, Parfin, P&G, IMVU, ARXUM, Solana Foundation, Ethereum Foundation, and Canton Network.
The firm's product surface spans proprietary open-source developer tools and the LIME Diagnostic framework, alongside targeted products such as Hederion (launched November 2025) and capabilities in zero-knowledge proof verification (Nervos Network, March 2026) and AI agent / MCP server development. LimeChain maintains standing core-contributor status on multiple networks, notably having authored 14 HIPs for Hedera since 2019, and serves as a Polkadot, Ethereum, and Canton ecosystem contributor, conferring protocol-level positioning that differentiates the firm from generic development agencies.
The business model is project-based professional services anchored by team extension and consulting retainers, with revenue generated from protocols, foundations, and enterprises needing senior blockchain engineering capacity. The June 2026 launch of Lime Institutional, headed by a dedicated CEO, signals a deliberate strategic shift toward regulated financial institutions as a new customer vertical, expanding the addressable market beyond crypto-native buyers. The firm is privately held, founder-controlled, and has not disclosed external funding rounds, indicating growth has been funded organically through client revenue.
LimeChain firmographics
Firmographics- Name
- LimeChain
- Legal name
- LimeChain
- Website
- https://limechain.tech
- Company type
- Private
- Founded year
- 2017
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- LimeChain is a Bulgaria-based blockchain engineering and consulting firm with 160+ specialists delivering development, protocol contribution, and team extension services across Ethereum, Solana, Hedera, Polkadot, NEAR, and Canton, serving protocols, foundations, enterprises, and financial institutions through Lime Institutional.
- Ownership category
- akta.pro rank
LimeChain industry classification
Industry- Product category
- Blockchain Development Services
- NAICS
- Software Publishers (5132)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Smart Contract Developer Platforms & Tooling (SDKs, APIs, frameworks, indexing) (FSAPAAAH)
- akta.pro secondary industries
- Interoperability & Integration Middleware (ERP/core banking connectors, messaging, APIs, cross-chain to permissioned) (FSAPAIAL), Permissioned Blockchain Platforms & Frameworks (Hyperledger, Corda, Quorum) (FSAPAIAA), Interoperability & Cross-Chain Infrastructure (Bridges, Messaging, Atomic Swaps) (FSAGAMAI)
Keywords
Where LimeChain is headquartered
LocationHeadquarters
- HQ city
- Sofia
- HQ country
- Bulgaria
- HQ region
- Europe
Offices1 record
Markets served
LimeChain business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations
Revenue model
- Blockchain Development & Consulting Services: Professional services revenue from blockchain development consulting, custom dApp development, smart contract development, protocol engineering, and technical advisory. Revenue generated through project-based engagements with enterprises, protocols, and financial institutions.
- Tech Team Extension: Staffing revenue from providing skilled blockchain professionals to client teams. Professionals integrate into client's team working under their guidance until project completion.
- Lime Institutional Services: Specialized division providing financial institutions with digital assets consulting and implementation. Includes LIME Diagnostic framework and ongoing technical support.
Go-to-market motion4 records
Distribution channels4 records
Marketing channels6 records
LimeChain product offering
Product offeringCore offering
LimeChain is a blockchain development and consulting firm delivering end-to-end Web3 services — protocol engineering, dApp and smart contract development, DeFi/NFT/DEX platforms, tokenization, ZK technology, cross-chain bridges, AI agent and MCP server integration, Web3 UX/UI design, PoC/MVP development, and a Tech Team Extension staffing model — across Ethereum, Solana, Hedera, Polkadot, NEAR, and Canton networks. The company pairs these services with an extensive open-source developer tool portfolio (Gimlet, Zest, Matchstick, Gosemble, Fruzhin, Hedera JSON RPC Relay, Hedera Java SDK, Rollup.codes) and a dedicated Lime Institutional division serving banks and enterprises entering digital assets.
Product overview
LimeChain is a blockchain development and consulting company founded in 2017 offering a comprehensive portfolio of services organized into five core areas: Protocol Engineering (core protocol development, blockchain tools, ZK tech, DAOs, cross-chain bridges), End-to-end Tech Development (smart contracts, dApps, DeFi, DEX, NFTs, wallets, tokenization), Web3 UX/UI Design, PoC & MVP Development, and AI Agent Development. The company also provides ecosystem-specific development services for Ethereum, Solana, Hedera, Polkadot, NEAR, and Canton networks. LimeChain maintains an extensive suite of open-source developer tools including Rollup.codes, Gimlet, Zest, Matchstick, Gosemble, Fruzhin, Hedera JSON RPC Relay, Hedera Java SDK, and others. In 2026, they launched Lime Institutional as a dedicated division for financial institutions.
Differentiator
Problem solved
Functional benefit
Brands
- Lime Institutional: A specialized division of LimeChain focused on serving financial institutions navigating digital assets, providing services for banks and enterprises building in the digital assets space.
Products and services
- Protocol Engineering Services Comprehensive protocol development services for Web3 protocols including core protocol development, blockchain development tools, cross-chain bridges, ZK technology, and DAO frameworks to help protocols grow and evolve.
- End-to-end Tech Development Full-stack blockchain development services covering smart contracts, dApps, DeFi products, DEX platforms, NFT marketplaces, wallet development, and STO/tokenization solutions.
- Web3 UX/UI Design Human-centered design services for Web3 projects including UX/UI design, dApp prototyping, branding, motion design, and design audits to simplify blockchain complexity and enhance usability.
- PoC & MVP Development Rapid prototyping and validation services including proof-of-concept development, MVP development, and blockchain technology consulting to test ideas quickly and cost-effectively.
- AI Agent Development and Integration Bespoke AI agents and MCP servers that enhance operations, build trust, and eliminate third-party adapters with full ownership and control over agent-user and agent-on-chain data interactions.
- Tech Team Extension Integrates seasoned blockchain professionals into client teams, offering top international talent seamlessly to save recruitment costs and enhance project efficiency.
- Solana Development Services Expert Solana blockchain development including custom dApp development, DAO development, custom Solana programs, NFT/token development, DeFi solutions, and strategic technical consulting.
- Ethereum Development Services Full-stack Ethereum development with deep EVM expertise including smart contract engineering, DeFi/DAO solutions, ZK tech and Layer 2 scaling, and protocol feasibility consulting.
- Hedera Development Services Core protocol development for Hedera since 2019, providing tokenization via HTS, DeFi protocol development, enterprise integration, and maintaining key infrastructure including the Hedera JSON RPC Relay and Java SDK.
- Canton Network Development Services Institutional-grade Canton Network development including privacy-first dApp development, Daml smart contract engineering, RWA tokenization, on-chain financing, and wallet/custody integration for regulated financial environments.
- Lime Institutional Specialized division for financial institutions navigating digital assets, translating nine years of Web3 delivery experience into an engagement model built for mainstream finance with the LIME Diagnostic framework.
Quantifiable outcome
- 250+ successful projects delivered across dApps, enterprise blockchain, and protocols
- +2 more outcomes
Companies that use LimeChain
Customer profileNamed customers9 records
Segments4 records
Ideal customer profiles4 records
LimeChain technology and API
TechnologyAPI detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability4 records
Feature13 records
LimeChain partnerships and signals
Strategic signalPartnerships
Six partnerships are on record, tiered core.
- Hedera HashgraphcoreCore technical partner for Hedera since 2019. Spearheaded 14 Hedera Improvement Proposals (HIPs) to shape the network roadmap. Maintain critical infrastructure including Hedera Java SDK and Hedera JSON RPC Relay. Deep integration as core protocol development team.
- Solana FoundationcoreTrusted by the Solana Foundation. Created developer tools Gimlet and Zest for the ecosystem. Launched first Solana validator in Bulgaria. Contributed to Solana ecosystem infrastructure and developer education.
- The GraphcoreCreated Matchstick, a unit testing framework for Subgraph development using The Graph protocol. Deep integration with The Graph's ecosystem.
- Polkadot / Substrate EcosystemcoreCreated Gosemble (Go runtime for Polkadot/Substrate), Fruzhin (Java Polkadot Host implementation), and Polkadot Conformance Testing Suite. Active contributor to Polkadot developer ecosystem.
- Ethereum FoundationcoreDeveloped Etherlime, an Ethereum framework backed by the Ethereum Foundation. Proven EVM-level expertise with battle-tested infrastructure.
- Canton NetworkcoreBuild institutional-grade applications on Canton Network. Expertise in Daml smart contracts, privacy-enabled interoperability, and capital markets blockchain solutions.
Scale indicators10 records
Recent moves7 records
Expansion highlights5 records
LimeChain competitors and assessment
Company assessmentDirect peers
- Chainstack: Multi-chain blockchain development platform and infrastructure provider serving protocols, dApps, and enterprises. Closely comparable to LimeChain in serving multi-chain Web3 developers with managed node services and tooling across Ethereum, Solana, Polkadot and similar ecosystems.
- Web3 Labs: Enterprise blockchain consultancy and development firm specializing in permissioned networks, Corda, and enterprise DLT implementations. Directly comparable to LimeChain's Canton Network practice and enterprise-facing consulting model for institutional clients.
- QuickNode: Blockchain infrastructure provider offering RPC endpoints, APIs, and developer tools across multiple chains. Comparable to LimeChain's infrastructure contributions (Hedera JSON RPC Relay, validator dashboards) and multi-chain dev tooling positioning.
- Tenderly: Smart contract development, debugging, and monitoring platform used by Web3 developers. Overlaps directly with LimeChain's debugging tooling (Gimlet for Solana) and developer-tooling franchise serving the same Ethereum/Solana developer audience.
- Biconomy: Web3 infrastructure platform providing SDKs, APIs, and relayer services for dApps across chains. Comparable to LimeChain's developer tooling and SDK portfolio (Hedera Java SDK, NEAR JavaScript API) targeting the same dApp builder customer segment.
- Gelato Network: Web3 automation and smart contract execution infrastructure for dApps. Comparable to LimeChain's protocol engineering and smart contract development services targeting the same dApp builders needing automation tooling across chains.
- Pocket Network: Decentralized blockchain RPC infrastructure protocol serving multiple chains. Overlaps with LimeChain's Hedera JSON RPC Relay and SOLmany Validators infrastructure work, both focused on reliable multi-chain developer access.
Broad incumbents
- ConsenSys: Largest blockchain software and consulting firm, providing Ethereum development services, Infura infrastructure, MetaMask, and enterprise consulting. Operates broadly in the same services + tooling space LimeChain targets, but at significantly greater scale and ecosystem ownership.
- Alchemy: Leading blockchain developer platform offering node infrastructure, APIs, and developer tools across multiple chains. Comparable to LimeChain's tooling + institutional services positioning, though Alchemy is productized infrastructure rather than services-led.
- Figment: Blockchain infrastructure provider focused on staking, node operations, and institutional data services across 50+ protocols. Comparable to LimeChain's institutional division strategy and core protocol contributions across multiple chains.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
LimeChain social profiles
Digital presenceLimeChain financial estimates
Financial estimateRevenue estimate
Valuation estimate
LimeChain leadership team
Management profileNumber of profiles
Profiles2 records
LimeChain subsidiaries and ownership
Company hierarchySubsidiaries1 record
LimeChain funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
LimeChain M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about LimeChain
What does LimeChain do?
LimeChain is a blockchain development and consulting firm delivering end-to-end Web3 services — protocol engineering, dApp and smart contract development, DeFi/NFT/DEX platforms, tokenization, ZK technology, cross-chain bridges, AI agent and MCP server integration, Web3 UX/UI design, PoC/MVP development, and a Tech Team Extension staffing model — across Ethereum, Solana, Hedera, Polkadot, NEAR, and Canton networks. The company pairs these services with an extensive open-source developer tool portfolio (Gimlet, Zest, Matchstick, Gosemble, Fruzhin, Hedera JSON RPC Relay, Hedera Java SDK, Rollup.codes) and a dedicated Lime Institutional division serving banks and enterprises entering digital assets.
Is LimeChain a public or private company?
LimeChain is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was LimeChain founded?
LimeChain was founded in 2017. It employs 101 to 250 people.
Where is LimeChain based?
LimeChain is headquartered in Sofia, Bulgaria, in the Europe region.
How does LimeChain make money?
Three revenue lines are on record. Blockchain Development & Consulting Services are the primary driver. The others are tech Team Extension and lime Institutional Services.
Who are LimeChain's main competitors?
Direct peers on record are Chainstack, Web3 Labs, QuickNode, Tenderly, Biconomy, Gelato Network and Pocket Network. Broad incumbents are ConsenSys, Alchemy and Figment.
Does LimeChain have an API?
Yes. LimeChain provides the Hedera JSON RPC Relay - an open-source implementation of Ethereum JSON RPC APIs for Hedera that enables seamless porting of EVM dApps without rewriting code. They also maintain the Hedera Java SDK, the official SDK for interacting with the Hedera network. Additionally, LimeChain offers MCP (Model Context Protocol) Server Development as a service to build secure bridges between AI agents and blockchain real-time data flows. Developer documentation is at github.com/hiero-ledger/hiero-json-rpc-relay.
What industry is LimeChain in?
LimeChain's product category is Blockchain Development Services. Its primary akta.pro industry code is FSAPAAAH, Smart Contract Developer Platforms & Tooling (SDKs, APIs, frameworks, indexing), with a secondary code of FSAPAIAL, Interoperability & Integration Middleware (ERP/core banking connectors, messaging, APIs, cross-chain to permissioned). Its NAICS code is 5132 and its SIC code is 7370.