Quigley-Simpson is adding three new senior-level positions. Scott Marsden, previously with Parachute Home, joins as executive vice president/media and analytics to unite the firm’s media services and the firm’s data and analytics practice. Lothar Boensch departs WPP to serve as senior vice president, business strategy and growth to develop new client business, expand agency capabilities, and lead overall agency marketing. Stephen Blumberg exits Starcom to become the first general manager of the agency’s burgeoning New York office.