The Interpublic Group named Martin Walsh, a 33-year GM veteran, to a new role: senior vice president, Interpublic and president of the GM relationship. Reporting directly to Interpublic CEO Michael
Roth, Walsh will be responsible for aligning various IPG agencies that work on GM business. Most recently, he was GM for the Hummer division of GM. Previously, he was general director of marketing for
the Cadillac division.
