On November 10, 2017, the Board of Directors of Columbia Property Trust, Inc. increased the size of the Board to 11 members and appointed Constance B. Moore to serve as an independent director of the Company. The Board has not yet appointed Ms. Moore to a committee of the Board. Ms. Moore, age 62, served as president and chief executive officer of BRE Properties, Inc. from 2005 until the completion of the merger with Essex Property Trust in 2014. Ms. Moore also served as a member of BRE’s board of directors from 2002 until 2014. Prior to joining BRE in 2002, she was the managing director of Security Capital Group & Affiliates. From 1993 to 2002, Moore held several executive positions with Security Capital Group, including co-chairman and chief operating officer of Archstone Communities Trust. She held the same position at Security Capital Atlantic, Inc., a predecessor of Archstone, playing an instrumental role in its initial public offering. Ms. Moore currently serves on the Board of Directors for Civeo Corporation, where she is the chair of its audit committee and a member of its compensation committee, and Tri Pointe Group, where she is the chair of its compensation committee and a member of its audit committee.