Arbitrum Foundation
Archblock
Circle
Circle Ventures
Credix
Credix Finance
dao5
Digital Currency Group
Fern Win Capital
Hack VC
Kiln
LECCA
Lecca Ventures
MH Ventures
Ming capital
Offchain Labs
PMT Capital
Solomon
Stratos
Stratos Technologies
very early Ventures
Whitecove Capital
Total of 22 investors