William O. Grabe

Mr. Grabe is an Advisory Director of General Atlantic LLC, a global private equity firm. Prior to joining General Atlantic in 1992, Mr. Grabe was a Vice President and Corporate Officer of IBM Corporation. Mr. Grabe is presently a director of Covisint Corporation, QTS Realty Trust, Inc., Compuware Corporation and Lenovo Group Limited. He is a former director of Infotech Enterprises Limited and Patni Computer Systems Ltd. Mr. Grabe’s extensive senior executive experience, his knowledge of business operations and his vast knowledge of the global information technology industry have made him a valued member of the Board and Governance Committee.