Mark Tyneway is a co-founder of Optimism and OP Labs PBC, the team behind the OP Stack and the broader Optimism ecosystem on Ethereum. Mark Tyneway's Twitter Score is 168 out of 1000 (an Excellent rating) as of August 2026, ranking #3,127 (top 1%) among 483,944 tracked accounts.
Mark Tyneway co-founded Optimism, an Ethereum Layer 2 blockchain, and OP Labs PBC, the organization developing the OP Stack. The OP Stack is a fully open source, modular framework for launching blockchains, and has become a foundation for multiple Layer 2 networks, including Base. Optimism raised $150 million in a Series B funding round at a $1.65 billion valuation, co-led by Paradigm and Andreessen Horowitz. Mark Tyneway is also affiliated with the Optimism Collective.
Mark Tyneway has 6,300 followers as of August 2026 and has published 3,148 posts. Mark Tyneway has been mentioned by 71 accounts a total of 121 times.
Who follows Mark Tyneway on X?
The accounts that follow Mark Tyneway include 473 founders, 141 angel investors, 129 influencers and 2 VCs, among them vitalik.eth, Chris Dixon, Toly, jesse.base.eth, Ansem and Hayden Adams.