About Mark T. Mullin, CPA

Mark Mullin, CPA, CGMA

Mark Mullin is a certified public accountant and a chartered global management accountant.  He has a bachelor of science in business administration majoring in accounting and a master of science in administration.  Mark has over thirty years of public and private accounting experience.  Mark Mullin provides tax, accounting, forensic accounting, and business consultation services.  His memberships include the Michigan Association of Certified Public Accountants, American Institute of Certified Public Accountants, Chartered Institute of Management Accountants, QuickBooks Proadvisor, and local service and business organizations.



Jill Combs, EA

Tax Manager

Jill Combs is an enrolled agent and a QuickBooks Certified Proadvisor.  An enrolled agent is a federally authorized tax practitioner who has technical expertise in the field of taxation empowered by the U.S. Department of the treasury to represent taxpayers.  She has a bachelor of science in business administration and a master of science in accountancy with over ten years of experience in this field.  Jill Combs provides tax and accounting services as well as business and QuickBooks training and consultation. She is a member of the American Institute of Certified Public Accountants and the Michigan Association of Certified Public Accountants.
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