 He led Marion Barry's mayoral transition team in 1978 and his re-election campaign's financial committee in 1982.He joined The Chesapeake & Potomac Telephone Company in 1973 as a public affairs manager, becoming its chief executive officer in 1990.In 1988, Lewis served a one-year term as president of the Greater Washington Board of Trade, and began a term as president of the newly formed City National Bank of Washington, which eventually closed in 1993.