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ONU's Controller's Office

The purpose of the Office of the Controller is to provide financial support to the University community.  Our services consist of providing accurate and timely information in regards to processing financial transactions, preparing financial reports, complying with regulatory requirements, and the tracking of funds.


We constantly strive to improve the efficiency and quality of our operations while also providing the highest possible level of customer service.

We value our commitment to excellence, innovation, diversity and financial leadership and strive for the highest ethical standards of professional conduct.

Controller's Office

Mark Russell

Lehr Memorial Building Room 100
525 South Main Street
Ada, Ohio 45810
Monday: 8 a.m.-5 p.m.
Tuesday: 8 a.m.-5 p.m.
Wednesday: 8 a.m.-5 p.m.
Thursday: 8 a.m.-5 p.m.
Friday: 8 a.m.-5 p.m.
Saturday: Closed
Sunday: Closed