Prior to 1996, Monahan was a senior consultant at the Deloitte & Touche Consulting Group, a director at the Committee for Economic Development, and a staff consultant at Andersen Consulting.[8][9]
Monahan joined the leadership team of CEB (formerly the Corporate Executive Board) in 1996. He was named its chief executive in 2005 and chairman in 2008.[10][11] He presided over an expansion of revenue, which increased 157% from 2005 to 2016.[11] During his term, CEB acquired Evanta Ventures, a Portland-based best practice insight and technology company.[12] CEB was acquired by Gartner in 2017 for $2.6 billion.[13][14] He stepped down from CEB Inc. in June 2017.[13]
Monahan is chairman of ProKarma and a board member of Transunion.[5][6] In August 2020, he was appointed president and CEO of DeVry University.[1][2]
He has contributed several articles on business topics, including for CNBC, Fortune, and Harvard Business Review.[15][16][17][18] He authored a column in The Washington Post called “Talent Matters."[19]
Personal life
Monahan is married to Sharon Kerrie Marcil, who graduated from Duke University and received an M.B.A. from Harvard University.[20] Marcil is the North America regional chair at the Boston Consulting Group.[21]