Web3 email platform Mailchain completed a $4.6 million seed round of financing led by Crane Venture Partners and Kenetic Capital. Participating investors include Kestrel0x1, Acequia Capital, and Eterna Blockchain Fund. Individual investors include Maex Ament, founder of Centrifuge, and former head of corporate strategy at Microsoft. Charles Songhurst, Sarah Drinkwater, Nick Ducoff. This round of financing will be used to increase the number of users, build a community, and integrate more protocols. Mailchain allows users to send and receive messages using blockchain addresses, and teams and individuals can receive notifications about their on-chain activities and communicate with any identity over any protocol.