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Our Firm

Hallmann Advisors, CPA's, P.C.

Certified Public Accountants

 Business, Economic and Tax Consultants


Helping You Navigate the State of Change:

The only constant in today's high-tech, high-priority world is change. Everyone and everything is evolving-including your business and personal accounting needs.

Hallmann Advisors, CPA's, P.C. is committed to providing you with efficient, personal service; relevant, reliable information; and effective, innovative solutions that keep pace with your changing needs. We are here to help you manage financial priorities, make the most of new opportunities, and maximize your growth potential.

At Hallmann Advisors, we make it our business to know your business well enough to improve your tax position, capital position, business structure and benefits packages, acquisition potential, and much more. We earn our fees by adding value to your company and to your asset base. We have learned a great deal since we began in this business, and we are ready to apply this knowledge to enhance your company's growth and success. Together we can conquer all of the intricacies of doing business in today's challenging economy. We are looking forward to working with you. 





For more than 28 years, Hallmann Advisors, CPA's, P.C. has served as a trusted business partner to clients throughout all of southeastern Michigan. We are located in Clarkston, Michigan and serve the Clarkston community and all the surrounding areas of Oakland, Genesse, Lapeer, Macomb and Wayne counties. As well as many clients who have moved or expanded their business to other states.   This is possible by using our "On Line, Accounting, Tax and Live Payroll we can service our clients any where at any time 24/7.  Please ask our staff about this new service and/or click the link below to watch a quick video.

Established in 1992  by William P. Hallmann, we have been providing professional services to individuals and to businesses of all sizes.

Over the years, we have grown from a one person office to a firm consisting of five accounting professionals and support staff, all ready to serve you and help you fulfill your plans, goals and dreams.

Your success is our success, and all of us here at Hallmann Advisors, CPA's, P.C. look forward to working together with you to achieving the bright financial future you deserve!

  "Success is where Planning, Preparation and Opportunity Meet!"

Be Ready!