Doug Black has served as SiteOne s CEO since April 2014. Prior to joining SiteOne, Mr. Black was President and Chief Operating Officer of Oldcastle Inc., an integrated building materials manufacturer and distributor and a wholly owned subsidiary of Irish-based CRH plc. During his 18-year career with Oldcastle, Mr. Black led the company s entry into building products distribution and then held several senior leadership roles, including Chief Operating Officer and CEO of Oldcastle Architectural Products and Chief Operating Officer and CEO of Oldcastle Materials. Prior to Oldcastle, Mr. Black s business career began at McKinsey & Company in 1992 where he led strategy, sales force effectiveness and plant improvement projects in the telecommunications, airline, lumber, paper and packaging industries. While serving as a U.S. Army Engineer Officer from 1986 to 1990, he completed construction projects in the Southeastern U.S., Central America and South America. Mr. Black earned an M.B.A. from Duke University s Fuqua School of Business as a Fuqua Scholar and a B.S. in Mathematical Science/Civil Engineering from the U.S. Military Academy, West Point, where he was an AP All-American fullback and NCAA Scholar Athlete.