Alta raises $47.5 million Series A led by Index Ventures for compliance-first blockchain

The startup formerly known as Metal now has $80 million in total funding to build a Layer 1 chain aimed at banks and corporate treasuries Alta, the blockchain infrastructure startup formerly known as Metal, has closed a $47.5 million Series A round led by Index Ventures. The announcement on X rounded it up to $48 million. The pitch is a blockchain built for institutions that would rather not explain a compliance failure to their regulators. Who wrote the checks Index Ventures led the round, which the research places on November 10, 2026. GV, the venture arm formerly known as Google Ventures, also took part. Blackbird Ventures, Square Peg and Capital49 round out the investor list. Several of those names have strong ties to Australia’s startup scene, which fits the company’s origin story. The Series A follows an earlier $32.5 million seed round. Australian fintech Airwallex primarily backed that seed round. Add the two together and Alta has now raised $80 million in total. Airwallex plays a double role here. It is both an investor and a key distribution channel for Alta’s technology. What Alta is actually building Alta is developing a Layer 1 blockchain designed around institutional ...