He retired as the CEO of the Maytag Corporation in Newton, Iowa in 1999.
Prior to enrolling at Iowa, Hadley attended Drake University and served in the Army Signal Corps.
Hadley joined Maytag as a cost accountant in 1959 and held a number of financial positions before becoming assistant controller in 1975.
In that same year, he became head of the appliance group and was named chief operating officer in February 1991 and CEO in April 1992.
He is a member of the University of Iowa Foundation Board of Directors and the UI Presidents Club, and he has received the UI Distinguished Alumni Achievement Award (1995), the Department of Accounting Distinguished Alumni Award, and the Tippie College of Business's Oscar C. Schmidt Leadership Award (1996).