Layer-2 agency Polygon Labs additionally participated within the funding spherical, a spokesperson for Espresso advised CoinDesk over e-mail. Based on a screenshot tweeted by the Espresso workforce, different buyers included the layer-2 builders StarkWare and Taiko. Offchain Labs, the principle developer behind Arbitrum, the most important layer-2 community, backed Espresso, in line with a submit on X by CEO Steven Goldfeder.