Two personnel changes at Bonneville International Corp., the Salt Lake-based company that operates 14 radio and television stations, have been announced by president Rodney H. Brady.

Roland Radack is the new treasurer and Glen N. Larkin is the new controller.Radack joined Bonneville in 1981 as a financial analyst and has served as acting treasurer for four months. Prior to joining the company he worked for the accounting firm of Deloitte Haskins and Sells.

He has a bachelor's degree in accounting from the University of Utah and is a member of the Utah Association of Certified Public Accountants and the American Institute of Certified Public Accountants.

Larkin joined Bonneville in 1970 as a unit accounting manager, became accounting manager in 1974 and controller for the broadcast group in 1978. He has been acting controller for the past four months.

Before he started with Bonneville, Larkin was associated with the accounting firm of Deloitte Haskins and Sells from 1968 to 1970 and also has experience with the Utah State University Engineering Experiment Station and Thiokol Corp. He graduated from Utah State University and became a certified public accountant in 1970.