$ADA After leaving Ethereum in 2014 Charles Hoskinson and Jeremy Wood set out their plans for Cardano in 2015.[9][10][11] Hoskinson had left Ethereum after a dispute with another co-founder, Vitalik Buterin. Hoskinson wanted to accept venture capital and create a company, while Buterin wanted to keep it as a nonprofit organization. Woods and Hoskinson co-founded the business IOHK to develop blockchains for use by corporations, governments, and education institutions