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  • Partner, EAG Great Lakes, LLC
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James O. Mahon is a Partner in the firm. With over 15 years of experience, James specializes in providing tax advisory services in a variety of industries. His clientele includes real estate developers, service companies, closely held businesses, investment partnerships, and high-net-worth individuals.
Furthermore, James helps guide clients through tax law changes, reviews proposed transactions, and helps clients understand their entity structure.
Prior to joining the firm, James was a Partner at Morrison & Morrison, Ltd., a premier Chicago-based CPA and consulting firm.


  • Taxation
  • Tax Planning
  • Tax Compliance
  • Gift & Estate Tax

Credentials & Education

  •   Certified Public Accountant (CPA)
  •   North Park University: BS, Accounting
  •   DePaul University: MS, Taxation


  • American Institute of Certified Public Accountants

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