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About Us

CPATucson represents a very diverse and dynamic group of people. We're very proud of the personality and experience that we bring to each and every client situation.

To learn more about each firm and the individuals who make them up, please click on the links below.

C. Wesley Addison, P.C.


Bitner & Collings, PLLC


Julianne M DeGrendele, CPA


Robert Hardy Groll, CPA


David A. Lotz, CPA


J. Todd Lundering, CPA


Stephen A. Moore, CPA, CFE, MBA


Crystal D Royce, CPA, CFE


Group Support Staff

Secretary/Receptionist

Jill Meeboer - Receptionist