Mahoney, Silverman & Cross, LLC

Marron A. Mahoney


Marron A. Mahoney practices in the areas of corporate law, civil litigation, government law, and appeals. Prior to joining Mahoney, Silverman & Cross, Marron was the General Counsel and Chief of Staff for an Illinois state agency and has extensive experience counseling clients on corporate issues including labor and employment, FOIA, ethics, and contracts. She previously was an associate in the appellate group for an international law firm in Chicago where she worked on complex cases through all stages of the litigation process, from initial pleadings through appeals.

Marron was raised in Joliet, Illinois and graduated from Joliet Catholic Academy in 2000. She attended the University of Illinois in Champaign, where she majored in English, Economics, and Finance and graduated Phi Beta Kappa and magna cum laude with two B.A. degrees in 2004. She received her J.D., summa cum laude and Order of the Coif, from the University of Illinois in 2007. During law school, Marron served as an Articles Editor for the University of Illinois Law Review.

Marron has held three judicial clerkships, both at the trial court and appellate court level, clerking for the Honorable James F. Holderman, former Chief Judge of the U.S. District Court for the Northern District of Illinois; the Honorable Sharon Prost, current Chief Judge of the U.S. Court of Appeals for the Federal Circuit in Washington, D.C.; and the Honorable Laura Liu at the Illinois Appellate Court, First District.

Marron is a member of Will County and the Illinois State Bar Associations and served as the Chair of the ISBA Young Lawyers Division from 2017-2018. She also is a member of the Richard Linn Inn of Court in Chicago and is on the Board of Directors for the Illinois Appellate Lawyers Association.

She is an adjunct professor at the Loyola University Chicago School of Law where she teaches Legal Writing and is a moot court coach. Marron was named a Super Lawyers Rising Star in 2014 and received the Illinois State Bar Association’s Board of Governors Award in 2014.

Call: 815-730-9500 x108

Joliet/Main Office

822 Infantry Drive, Suite 100
Joliet, Illinois 60435

Phone: 815-730-9500

Oswego Office

126 South Main Street
Oswego, Illinois 60543

Phone: 630-554-7800

Chicago Office

180 N. LaSalle Street, Suite 3700
Chicago, Illinois 60601

Phone: 312-216-5101

Morris Office

116 E. Washington Street
Morris, Illinois 60450

Phone: 815-513-5437