David Johnston is a serial tech entrepreneur and early contributor to the blockchain ecosystem since 2012. In May of 2013 he co-founded the first angel investment group in crypto, BitAngels, and in August of that year served as a Foundation board member to the first ever token sale - Mastercoin. In December of 2013 he authored “The General Theory of Decentralized Applications,” which defined the "DApp" term for the industry. The following year, David co-founded the first crypto venture fund, the DApps Fund. In 2017, David was the first investor in Multicoin Capital, which today is a multi-billion dollar fund.

Today he serves as the COO of DLTx, a publicly traded company listed on the Oslo Børs exchange and is focused on building web3 by deploying infrastructure for blockchain at scale. David also serves as Board Member of Polymath and Silicon Valley Blockchain Society.