Brian F. Sullivan has served as a director of the Company since the merger in 2005. He served as a director of Entegris Minnesota and as a member of its Compensation and Stock Option Committee from December 2003 until the merger with Mykrolis; and served as a member of the Management Development and Compensation Committee of the Company from the merger until May 2008 at which time he joined the Audit and Finance Committee. Mr. Sullivan is currently Chairman and CEO of Celcuity LLC, a biotechnology company he co-founded in 2012. Mr. Sullivan was Chairman and CEO of SterilMed, Inc from 2002 until he retired from that company in 2011 in conjunction with its sale to Johnson & Johnson. Mr. Sullivan co-founded Recovery Engineering, Inc. in 1986, and was Chairman and Chief Executive Officer until it was sold in 1999 to Proctor & Gamble Co. Mr. Sullivan served as a member of the board of directors of Virtual Radiologic Corporation from 2008 until that company was sold in 2010, and serves as a director of several private companies and non-profit organizations. Mr. Sullivan holds an A.B. degree from Harvard University.