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Established in 1971, McMahon & Associates has been serving Northwest Indiana and Chicago’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.
Our office will be closing at 3 PM today to celebrate our 50th Anniversary! ... See MoreSee Less
Congratulations to a wonderful firm and a truly wonderful and caring man, and of course his wonderful staff.
Congratulations on everyone’s well deserved success!!
Congratulations to a great team!
Happy Anniversary, Congratulations!!
Congratulations! Job well done!
Congratulations amazing firm.!
Congratulations! An amazing firm lead by an amazing man!!
Fifty great years for a great company! Fifty more 🎉