Our Philosophy At OAO Mohn & Allen, P.C., we believe in the value of relationships. We view every client relationship as a partnership, and we truly believe that our success is a result of your success. We are committed to providing close, personal attention to our clients. Our History OAO Mohn & Allen, P.C. was born of a merger of two successful area CPA firms that decided to combine businesses in order to expand the services they could offer to their clients. OAO CPA's and Mohn & Allen joined forces in 2003 with five partners operating under the OAO Mohn & Allen name: Alice Orzechowski, CPA, MS, CMA, EA Harold Mohn, CPA, MS Mark Alexander, CPA Scott Oden, CPA James Allen, CPA Our Experience When you work with us, you can be assured that the assistance you receive comes from years of experienced, advanced technical training and exceptional financial acumen. Our ongoing investment in professional continuing education and state-of-the-art computer technology plus the large base of long-term client relationships we have cultivated are indicative of our commitement to excellence.