Bitcoin scaling network Mezo has announced the completion of a $7.5 million funding round. The round was led by Ledger Cathay Fund, with participation from ArkStream Capital, Aquarius Fund, Flowdesk, GSR, Origin Protocol, and Bybit's ecological project Mantle EcoFund. This latest funding brings Mezo's total funding to $30 million. However, Mezo founder Matt Luongo declined to comment on the structure and valuation of the round.