Where: Microsoft Corp., Redmond, Wash.
Why: Mathews oversees Microsoft’s global corporate marketing efforts, including branding, advertising, PR, research, events, packaging, relationship marketing and internal communications. She led marketing efforts for Vista, Microsoft’s new operating system, which was released to businesses in November and consumers in January. Mathews also led marketing efforts for Office 2007, which debuted in April with the campaign, “It’s a New Day. It’s a New Office.”