John J. Castellani

John J. Castellani is an American public affairs executive and public policy advocate. He was the former president and chief executive officer of the Pharmaceutical Research and Manufacturers of America (PhRMA), a trade group representing U.S. pharmaceutical research and biopharmaceutical companies. Prior to joining PhRMA, Castellani led the Business Roundtable, a U.S. advocacy and lobbying group. Currently he is on the Pharmacist Partners Advisory Board.

Early life and education Castellani is from Skaneateles, New York, and is a Roman Catholic. He is married to the former Therese Ann Mulroy. They have two sons. where he majored in biology and graduated in 1972.

He then became Executive Vice President of Tenneco Inc. from 1992 to 1999 .

Before joining PhRMA, Castellani was President and Chief Executive Officer of the Business Roundtable, an association of CEOs of leading U.S. corporations with a combined workforce of nearly 12 million employees and $6 trillion in annual revenues. The Business Roundtable was cited by the Financial Times as "the most influential chief executive lobbying group in the U.S." Castellani served at the Business Roundtable from May 2001 to July 2010. He is also an Ethics Resource Center Executive Fellow and a member of the Advisory Council of the Business Roundtable Institute for Corporate Ethics, in addition to being a member of The Economic Club of Washington, D.C.