Oak Brook 312.345.6201 | Merriville 219-769-6000 pschimmel@hmscpatax.com

Sean E. McMahon, JD, LLM, CPA

Criminal

Corporate law

Investment Law

real Estate Law

Tech Law

Tax Law

Sean E. McMahon, JD, LLM, CPA

Sean E. McMahon is a Member specializing in Tax Services. Sean serves as chairman of
the finance committee as well as a member of both the human resources committee and
the sales and marketing committee. With twenty years of public accounting experience
with a concentration in middle-market clients working at such firms as KPMG LLP,
Deloitte & Touche, LLP and Klayman and Korman, LLC, Sean contributes invaluable
tax knowledge and service to his clients. Sean has experience in corporate, partnership,
and individual taxation, corporate mergers and acquisitions, state and local tax planning,
and family wealth and succession planning.
Sean has worked with a variety of clients, including corporations, partnerships, real estate
investment trusts, individuals, tax-exempt organizations, and trusts and estates, as well as
with a variety of industries, including real estate investors, real estate developers,
construction contractors, manufacturers, distributors, consumer products companies,
retailers, investment partnerships, mortgage brokers, and service providers. Sean’s
experience combines the technical expertise offered at a big four firm and the level of
service and commitment offered by a mid-sized firm.
Education
LLM in Taxation – DePaul University School of Law
Juris Doctor – Duke University School of Law
Bachelor of Science in Accounting – University of Illinois at Urbana-Champaign
Professional Organizations
American Institute of Certified Public Accountants

Get a Free Consultation

If you want to discuss your concerns with Sean, set an appointment now.

F.A.Q.

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Business Law

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Get Started For  Free

smcmahon@hmscpatax.com

(219) 769-6000

518 East 86th Ave. Merrillville, IN 46410

Open Mon-Friday 9 am-5 pm