John joined Sroka & Associates in 2015 as a senior associate attorney. He primarily handles state court litigation and concentrates his practice in the areas of real estate law, decedent’s estates and guardianships, small business law and civil appeals.

John graduated from John Carroll University with a Bachelor of Arts in Communications (2005) and graduated with a Juris Doctorate cum laude from the Western Michigan Thomas M. Cooley Law School (2008). Prior to joining Sroka & Associates, John operated his own practice as the principal attorney of the Law Offices of John E. Brennock (2009-2015).

John is a general member of the Chicago Bar Association (2009-present),
the Illinois State Bar Association (2009-present), the DuPage County
Bar Association (2016-present), and the American Bar Association

He has served as a competition judge for a number of past American Bar Association and Chicago Bar Association student competitions and has previously volunteered with the Chicago Bar Association’s Juvenile Justice Mentoring Initiative and Wills for Heroes programs.

He serves as an appointed member of the Illinois State Bar Association’s Standing Committee on Delivery of Legal Services (2016-present) and the Illinois State Bar Association’s Standing Committee on Judicial Evaluations – Cook County (2017-present).

John lives in Wheaton with his wife and two children.

Contact John E. Brennock

Phone: 312.641.0363
Fax: 312.641.1315