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About Us




For over 30 years, J. Quinn Mucker, Ltd. has been providing quality, personalized financial guidance to local individuals and businesses. J. Quinn Mucker, Ltd.’s expertise ranges from basic tax management and accounting services to more in-depth services such as compilations, reviews, financial statements and financial and estate planning.

J. Quinn Mucker, Ltd. is one of the leading firms in the area. By combining our expertise, experience and team mentality of our staff, we assure that every client receives the close analysis and attention they deserve. Our dedication to high standards, hiring of seasoned tax professionals, and work ethic is the reason our client base returns year after year.


Our Mission


Our mission is to help clients maintain financial viability in the present, while taking a proactive approach to achieve future goals. This requires open communication to reach an understanding of our clients’ needs through research and sound analysis. J. Quinn Mucker, Ltd. is dedicated to meeting those goals with high standards of excellence and professionalism. We have been a staple in the Greater Chicagoland area business community for 30 years, and pride ourselves on the level of esteem we have earned.

Our dedication to hard work has earned the respect of the business and financial community in Chicago’s Southland. We believe this to be a direct derivative of our client base. Whether you are a current or prospective client, rest assured that individuals and businesses who choose J. Quinn Mucker, Ltd. receive competent and timely advice.


Our Team

John Quinn Mucker, CPA

President 708-425-1800


Jerry Hayes, CPA

Tax Preparer 708-425-1800


Susan A. Mathis, E.A

Staff Accountant/Tax Preparer 708-425-1800


Brian E Mortimer

Staff Accountant 708-425-1800


Vickie Garcia




Kathleen S. Mucker

Office Manager 708-425-1800


Kathleen A. Looney