Henry A. McKinnell Jr.

DEFINITION of 'Henry A. McKinnell Jr.'

A former CEO and chairman of pharmaceutical giant Pfizer. Born in 1943 in Victoria, Canada, McKinnel Jr. began working with Pfizer in 1971 and became chairman and CEO in 2001. He retired in 2006.

BREAKING DOWN 'Henry A. McKinnell Jr.'

McKinnel Jr. led the company to acquire Warner-Lambert in 2000 and Pharmacia in 2003 and helped Pfizer continue in its success and profitability. McKinnell Jr. and Pfizer received many accolades during his tenure, including his being elected chairman emeritus of Pharmaceutical Research and Manufacturers of America (PhRMA) and Pfizer being named one of the world's most admired companies, the world's most generous company and America's second smartest company at the time, after General Electric.