2 N. Riverside Plaza,
Chicago, IL 60606
Phone: 312-897-2010

Crystal Lake

333 Commerce Dr.
Crystal Lake, IL 60014
Phone: 815-455-3000


1990 Algonquin Rd.
Schaumburg, IL 60173
Phone: 847-637-5140


2 N. Riverside Plaza, Ste. 1830
Chicago, IL 60606
Phone: 312.897.2010

Crystal Lake

333 Commerce Dr.
Ste. 900
Crystal Lake, IL 60014
Phone: 815.455.3000


1990 Algonquin Rd.
Ste. 240
Schaumburg, IL 60173
Phone: 847.637.5140

Additional offices in Warrenville, Naperville, Saint Charles, and Lake Forest

Mary D. Sump

Associate Attorney

Mary recognizes that a divorce or other family law litigation is a very stressful time in a client’s life.   Mary listens to her clients’ concerns and goals, and she considers those concerns and goals when creating a strategy for a case.  Mary works closely with clients to achieve the best possible outcomes under the circumstances, whether that be by settlement or litigation.  Mary handles challenges presented with legal and emotional intelligence. 

Professional Background

Mary joined the firm in May 2010 as an associate attorney.  Before joining B&A, Mary was employed at a boutique family law firm in Chicago.  During law school, Mary externed with a Cook County Circuit Court family law judge and participated in Chicago-Kent’s Family Law Clinic.  Mary also previously worked as a law clerk at a Chicago medical malpractice defense firm.  During her undergraduate studies, Mary interned with the McLean County Chief Judge and with Mid-Central Community Action as a domestic violence victim advocate.

Professional Affiliations

  • McHenry County Bar Association
  • Illinois State Bar Association
  • Northwest Suburban Alumnae Association of Kappa Kappa Gamma
  • Northwest Business Associates BNI Chapter

Community Service

  • Rotaract Club of Palatine
While at Chicago-Kent College of Law, Mary received the CALI award for highest grade in the following courses:  Family Law, Illinois Civil Procedure, Products Liability, and Legal Writing IV:  Civil Litigation.

Phi Beta Kappa at Illinois Wesleyan University

Panhellenic Greek Woman of the Year, 2005

Mary has been named as an Emerging Lawyer by the Law Bulletin’s Leading Lawyer Division. This distinction is for attorneys age 40 or younger and admitted to the bar less than 10 years, who have proven themselves as professional, ethical, and experienced at an early point in their careers.

  • Illinois Supreme Court
  • U.S. District Court for the Northern District of Illinois
  • BA, Illinois Wesleyan University, Bloomington, Illinois, summa cum laude, 2006
  • JD, with Honors, Chicago-Kent College of Law, Chicago, Illinois, 2009
Practice Areas
  • Divorce & Family Law
  • Real Estate Law
  • Collections
  • Foreclosure Defense
  • Estate Planning (Wills & Trusts)
  • Contracts (Preparation & Review)
  • Probate Law
  • Elder Law
  • Domestic Violence Victim Advocate


© Bruning & Associates, P.C. All Rights Reserved.
Designed by Windy City Web Designs | Strategies