Kelly Welsh joined Discover as its interim chief legal officer, general counsel, and head of corporate and public affairs, the company announced Tuesday.
He will be a member of Discover's executive management committee, the company said.
Welsh previously served as general counsel of the Commerce Department and as executive vice president, general counsel, and a member of the management committees of Northern Trust and Ameritech. He was also corporation counsel of the City of Chicago and a partner at Mayer Brown.