Yahoo’s Marissa Mayer and IBM’s Ginni Rometty aren’t the only new faces in the boardroom. At least 20 women now run major American public companies–and more than half got their job last year. Here are CEOs who get fewer headlines–but rule over companies with almost $40 billion in combined revenue
(This story appears in the 28 September, 2012 issue of Forbes India. To visit our Archives, click here.)