Cohen has been with PwC, one of the Big Four professional service firms with offices in 157 countries and an employee population of more than 195,000, for 33 years — the last 22 as a partner. During that time he served a number of Fortune 500 telecom and technology clients. He has held a variety of industry leadership roles starting with the Technology, InfoComm and Entertainment (TICE) leader for central and eastern Europe and Russia while based in Budapest from 1998-2001. He relocated to New York and in 2001 was appointed global leader of the Information/Communications industry practice. In 2005, Cohen became the global leader of the TICE practice and served on the Global Leadership Team. He then became the strategy leader for the U.S. Assurance practice in 2007, and assumed the role of U.S. strategy leader in 2009, joining the U.S. Leadership Team. In 2012, Cohen was named the New York metro regional vice chair, and became the U.S. firm’s network alignment leader in 2013.