marek.gwei is a blockchain entrepreneur and technologist who co-founded Celo, a carbon-negative, permissionless blockchain, and serves as CEO of cLabs. marek.gwei's Twitter Score is 175 out of 1000 (an Excellent rating) as of July 2026, ranking #3,382 (top 1%) among 389,201 tracked accounts.
marek.gwei co-founded Celo alongside Rene Reinsberg and Sep Kamvar, with the Celo mainnet launching on Earth Day 2020. Celo operates as a carbon-negative, permissionless blockchain featuring the CELO governance asset with a fixed supply of 1,000,000,000 CELO, alongside Mento stable assets including cUSD, cEUR, and cREAL. The Celo community has passed an indicative on-chain governance temperature check to migrate Celo to an Ethereum layer-2. Validators on the Celo platform include Google Cloud, Deutsche Telekom, and Telefonica, among others.
marek.gwei also co-founded Self, a ZK-powered identity protocol that enables users to prove humanity and personal attributes without revealing underlying data. Self has served more than 8 million users and supports biometric passports from 129 countries, as well as biometric IDs across 27 EU countries and several additional nations. Self's onchain attestations occur on the Celo blockchain, and the protocol has announced a partnership with Google Cloud covering Web3 developer ecosystem support, including Google Cloud Testnet and Mainnet Faucet integrations with Self's proof-of-humanity zero-knowledge proofs. Previously, marek.gwei worked at MIT, Microsoft, and Google, and co-founded Locus Inc.
marek.gwei has published 13,574 posts and has 21,866 followers as of July 2026 on the platform. marek.gwei has been mentioned by 151 accounts, with 419 total mentions. As an angel investor, marek.gwei has backed Kresko, Para, Canza Finance, Predicate, itmama.eth and Previous Handle Of Impact Market.
Who follows marek.gwei on X?
The accounts that follow marek.gwei include 601 founders, 186 angel investors, 221 influencers and 26 VCs, among them Chris Dixon, Toly, Laura Shin, Stani, Mert and Nic Carter.