Brendan Blumer is a crypto entrepreneur who co-founded Block.one, the company that developed the EOS.IO open-source blockchain protocol, and co-founded Bullish, the cryptocurrency exchange and blockchain technology company. Brendan Blumer's Twitter Score is 121 out of 1000 (an Excellent rating) as of July 2026, ranking #6,540 (top 5%) among 389,587 tracked accounts.
Brendan Blumer co-founded Block.one, which conducted the EOS token sale between June 2017 and June 2018; the SEC stated the sale raised the equivalent of several billion dollars globally. On September 30, 2019, the SEC announced settled charges against Block.one for conducting an unregistered ICO, with Block.one agreeing to pay a $24 million civil penalty without admitting or denying the findings. Separately, Wired reported in 2022 that EOS community figures alleged Block.one failed to meet public pledges to support the EOS ecosystem, while Block.one's legal documents indicated the company could use ICO proceeds as it pleased; Block.one pointed to a 2019 audit that found no evidence of collusion among accounts it owned.
Brendan Blumer also co-founded Bullish, which was founded in 2020 and began operations in May 2021, initially seeded by Block.one with 164,000 Bitcoin, cash, and 20 million EOS.IO tokens. Bullish raised from investors including Peter Thiel, Alan Howard, Louis Bacon, Christian Angermayer, and Richard Li, acquired CoinDesk in November 2023, and became publicly listed through an IPO in August 2025. Brendan Blumer is affiliated with EOS VC and serves on the board of Bullish. Per an Axios report citing a November 2022 SEC filing, Blumer and Block.one together held a 9.3% stake in Silvergate Capital, disclosed as a passive investment, a position he formerly held.
Brendan Blumer's account has accumulated 38,151 followers as of July 2026 and 2,644 posts. Brendan Blumer has been mentioned by 188 accounts a total of 1,581 times.
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The accounts that follow Brendan Blumer include 423 founders, 108 angel investors, 132 influencers and 21 VCs. Among them are Balaji, Erik Voorhees, Laura Shin, Toly, Michael Saylor and Anthony Pompliano.