Lee Olesky is an American financial executive and entrepreneur, widely recognized as the co-founder, former CEO, and Chairman of Tradeweb Markets (Nasdaq: TW). He played a central role in the development of electronic trading in global financial markets, with Fortune Magazine describing him as an "electronic-trading pioneer." Olesky co-wrote the business plan for Tradeweb and helped launch it in 1998 as the first multi-dealer online marketplace for U.
S. Treasury Securities.