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Our office hours are 8:00am to 5:00pm Monday - Friday. Closed Saturdays and Sundays

Our Telephones are turned off on Thusdays until 1:00pm for Administrative purposes

Durning Tax Season from January 15th to April 15th we will have extended week day hours from 7:30am until 6:30pm and on Saturdays from 9:00am to 2:00pm. Closed Sundays.

Please always call ahead on Weekends so we can be expecting you.

For Financial Services visit

General Contact Info:

Hallmann Advisors, CPA's, P.C.

Certified Public Accountants Financial and Business Consultants

  • 5710 Bella Rose Blvd
  • Suite 200
    (Across Sashabaw Road from the entrance to Pine Knob Music Theater/DTE Music Theater in Powers Professional Plaza)
  • Clarkston, MI 48348
  • Telephone: (248) 625-2727
  • Fax: (248) 625-9727
  • Email:
  • Toll Free Number

    833-625-2727 (CPAS)

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