Michael O. Calahan
CPA
Tax Partner
Mike Calahan is a Tax Partner in the Family Office Services and the Private Equity and Venture Capital groups at Blackman Kallick. In addition to providing tax planning and compliance services, Mike provides strategic tax consulting advice to clients in matters such as investment decisions; reviewing available tax credits and the documentation needed to claim such credits; structuring business transactions and business mergers; acquisitions; and sales. He also helps his clients establish family offices; provides counsel in connection with investing and charitable giving; and works with families and their other outside advisors in interpreting and following their complex estate and investment plans.
Mike began his career in audit and then focused his energy in tax matters. He works with closely held businesses and their family owners. Mike writes articles for and is a co-editor of Blackman Kallick's Tax Highlights. He is also a member of one of the firm's practice enhancement committees. He co-authored "A Guide to Foreign Investment in U.S. Property," which appeared in the April 2009 issue Taxes—The Tax Magazine. Mike frequently speaks to professional groups and was a featured guest speaker for the Chicago business TV news show WebFN. Mike also presents continuing education courses for the Illinois CPA Society and several of the local chapters.
Prior to joining Blackman Kallick in 2004, he was a senior manager in the private client services practice at Deloitte, where he also taught internal CPE courses in estate and trust matters.
A public accountant for over 25 years, Mike is a member of the American Institute of Certified Public Accountants and the Illinois CPA Society. He is a member of the board of directors of the Chicago Estate Planning Council. He received his BS in Accounting from Oklahoma State University.
Contact Info:
- Direct Phone: 312-980-2996
- E-mail: mcalahan@BlackmanKallick.com
- Download Contact Info
Articles by Mike Calahan
- One-Minute Thought — Selected Federal Income Tax Information for Consideration in the Upcoming Election Season
- HURRY! — Limited time left for Zero Tax Rate on investments in Qualified Small Business Stock
- 2010: No tax increases yet; Should you try to recognize income?

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