Our Identity

Established in 1971, McMahon & Associates has been serving Northwest Indiana and Chicagoโ€™s South Suburbs to help them grow their business. McMahon & Associates is locally-owned and offers a unique blend of big firm services and small firm care. From advanced tax expertise, IRS representation, audits, business valuations, estate planning and succession planning to basic bookkeeping and payroll services, clients find the services they need for every stage of their business or every stage of life.

Karen McMahon, EA
Account Manager
Terry McMahon, CPA
CLient Development
Marisa Smoljan, CPA
Jolanta Moore, DBA, CPA
Audit & Attestation
Joel Cooper, CPA
Accounting Services

Let Our Team

Work for you

As your partner for growth, CPAs and EAs at McMahon & Associates offer over 40 years of experience. Our tax professionals will help you create a tax plan that will save you time and money. As the Regionโ€™s #1 Accounting Firm for the past 15 years, our clients know they can count on our professionals in the short and long term.

mcmahon team