Fairgate
Buenos Aires, AR · 1 known investors
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Fairgate is a Bitcoin infrastructure company that builds technologies for scalable computation and verifiable off-chain execution on Bitcoin, including BitVMX and Bit2, a clearing and coordination layer for autonomous systems. It focuses on cryptography, cybersecurity, and blockchain to improve Bitcoin's interoperability and scalability for trustless applications and the agentic economy.
Founders & leadership
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Jonatan AltszulCo-founder & CEOJonatan Altszul co-founded Core Security Technologies, which grew into a global cybersecurity company and was acquired in 2015; he is currently Co-founder and CEO of Fairgate, a Bitcoin infrastructure company building technologies for scalable computation and verifiable off-chain execution.
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Sergio LernerCo-founder & CTOSergio Lerner co-founded RSK Labs, which developed the Rootstock smart-contracts platform on Bitcoin, and previously founded Coinspect and CoinFabrik, both cryptocurrency-focused security and development firms. Earlier, he led cryptography and systems engineering projects at Pentatek across security, medical devices, and digital signal processing.
Investors · 1
Related companies · 1
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Frequently asked questions
- What does Fairgate do?
- Fairgate is a Bitcoin infrastructure company that builds technologies for scalable computation and verifiable off-chain execution on Bitcoin, including BitVMX and Bit2, a clearing and coordination layer for autonomous systems. It focuses on cryptography, cybersecurity, and blockchain to improve Bitcoin's interoperability and scalability for trustless applications and the agentic economy.
- Who founded Fairgate?
- Fairgate was founded by Jonatan Altszul, Sergio Lerner, Ariel Futoransky.
- Who are Fairgate's investors?
- Fairgate's investors include Sur Ventures.
- Where is Fairgate headquartered?
- Fairgate is headquartered in Buenos Aires, AR.


