River
River is a Bitcoin-first financial services company that offers brokerage, custody, and banking-style features so individuals and businesses can buy, hold, earn, and send Bitcoin within one platform. The company publishes proof-of-reserves and public financials and focuses on full-reserve custody and security for client bitcoin holdings. River provides a mobile app and web platform for zero-fee recurring buys, instant buys and sells, Bitcoin interest on cash, on-chain and Lightning payments, and custody services aimed at long-term bitcoin investors and businesses.