NAPERVILLE, Ill. – The $3.7 billion Mid-States Corporate Federal Credit Union, which is currently in the midst of an executive search to replace its current president/CEO Don Finn who has announced his retirement plans, has made an executive announcement. Mid-States has promoted Ronald Koza to executive vice president/chief investment officer. Koza brings more than 20 years of experience to the job managing investments and security services. He has worked as a registered investment advisor, a taxable fixed income sales representative for First Boston, and an investment portfolio manager for a $10 billion bank. Koza has been with the corporate for more than eight years, most recently as vice president of asset/liability management. He will be responsible for the management of the investment portfolio of Mid-States, the oversight of all investment products offered by the corporate, and the supervision of the investment sales team.