The funding round was co-led by Blockchain Capital, Maven 11 and Distributed Global and included contributions from Coinbase Ventures, Placeholder and Digital Currency Group. Polymer Labs has raised $23 million in Series A funding to advance the building of its Ethereum-based interoperability hub. The funding round was co-led by Blockchain Capital, Maven 11, and Distributed Global and included contributions from several big-name investors, such as Coinbase Ventures, Placeholder, and Digital Currency Group. Polymer Labs emerged from stealth nearly two years after closing its seed funding of $3.6 million.