Circle named BlackRock, DTCC, Galaxy, Global Payments, ICE, Mastercard, MoneyGram, SBI, Standard Chartered, Sumitomo and Visa as Arc's founding validators before its Sept. 16 mainnet.

Circle Announces Founding Validator Cohort and Major Integrations for Arc Ahead of September 16 Mainnet Launch

Circle launches Arc Layer-1 blockchain with BlackRock, Visa among 100+ institutional partners, raising $222M in token presale at $3B valuation.