Mark Penn in September will leave Microsoft, where he has served as exec VP and strategy officer, to start a company that will invest in advertising, research, data analytics, public relations and digital marketing companies. Ex-Microsoft CEO, Steve Ballmer, is an investor in the company, called Stagwell Group, which will […]

Mark Penn, a Microsoft senior executive who formerly worked at WPP, is leaving the technology firm to found a new company that will invest in digital marketing services. Mr. Penn’s new fund, Stagwell Group LLC, has raised $250 million in funding, including from former Microsoft Chief Executive Steve Ballmer, who […]