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LayerTwo Labs is a company focused on Bitcoin Layer 2 scaling solutions, primarily advancing Drivechain technology (BIP300/301). Drivechain enables the creation and operation of third-party sidechains on the Bitcoin mainchain, using a miner-voted hashrate escrow mechanism for two-way peg (peg-in/peg-out), allowing BTC to move securely between the mainchain and sidechains. Sidechains can customize block parameters, consensus rules, or features (e.g., larger blocks, privacy, smart contracts), expanding the Bitcoin ecosystem without altering mainchain security.
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About LayerTwo Labs
LayerTwo Labs is a development team focused on Bitcoin sidechain solutions, primarily advancing Drivechain technology proposed in BIP300 and BIP301. Its core business involves building a framework that allows third-party blockchains (sidechains) to connect with the Bitcoin mainnet, enabling asset transfers between chains through a two-way peg mechanism.
The core competitiveness lies in its unique consensus design: instead of relying on a trusted federation or multi-signature group, it uses Bitcoin miners to vote on withdrawal requests, achieving a form of 'hashrate escrow'. This aims to maintain Bitcoin's security model while extending its functionality.
The market pain point it addresses is Bitcoin's limited programmability and scalability. Currently, Bitcoin's base layer is intentionally conservative, making it difficult to support complex applications. Sidechains offer a way to experiment with new features—such as smart contracts, private transactions, or higher throughput—without altering Bitcoin's core rules.
In the past six months (2026-02-28 to 2026-08-29), LayerTwo Labs has continued developing its testnet ecosystem, including the Thunder sidechain (a larger-block testbed with fraud proofs) and tools like the Drivechain Launcher. The project has also faced ongoing scrutiny: Drivechain remains a controversial proposal within the Bitcoin community, and as of this period, it has not been merged into Bitcoin Core. No major security incidents or critical vulnerabilities have been publicly reported in this timeframe, but the technology's production readiness is still unproven.
LayerTwo Labs, founded by Paul Sztorc, focuses on Bitcoin sidechain solutions via Drivechain (BIP300/301). Key milestones:
2015: Sztorc published the Drivechain concept on his blog.
2017: BIP300 (hashrate escrow) and BIP301 (blind merge mining) were formally proposed, forming the technical foundation.
2018: BIPs officially submitted to the Bitcoin community.
2019: First BIP300 sidechain created.
2022: Raised $3M seed funding; ETH sidechain launched; total sidechains reached four.
2023: Planned hard fork to launch Mainchain (BTC 2.0) with seven sidechains, including Thunder, zSide, and BitNames.
2025: Donald Trump Jr. joined as strategic advisor, boosting Drivechain's visibility.
These milestones mark the evolution from concept to implementation, aiming to enhance Bitcoin scalability and interoperability without altering its core principles.
In the past six months, LayerTwo Labs continued advancing Drivechain (BIP 300/301). In August, it announced the ECX hard fork: beta starting Sep 20 (block ~967680), permanent mainnet on Oct 31 (block ~973728), distributing ECX 1:1 to BTC holders while BTC itself remains unchanged . The new network will include 7 purpose-built sidechains: Thunder for payments, Zside for privacy, Bitnames for identity, Bitassets for token issuance, Photon for quantum-resistant signatures, Truthcoin for prediction markets, and Coinshift for cross-chain transactions .
Future focus is post-mainnet activation and full operation of Drivechain sidechains, using hashrate-escrowed two-way peg to move assets between Bitcoin mainchain and sidechains, expanding Bitcoin’s ecosystem through scalability, flexibility, interoperability, and security . Additionally, of the ~1.1M Patoshi-pattern early coins, 600k ECX stay at original addresses, while 500k ECX are reallocated to early investors and development funding .
Paul Sztorc is the founder and CEO of LayerTwo Labs. He is the inventor of Drivechain, author of BIP300 and BIP301, and champion of Bitcoin Hivemind.
Austin Alexander is a co-founder. He founded Bitcoin Center NYC and previously served as Head of Accounts at Kraken.
Nikita Chashchinskii is a co-founder and software engineer, known for his pivotal role in the Drivechain project, with expertise in C++ and Rust.