About
Mark D. Brent is a respected family law attorney with deep roots in Aurora, Illinois. He has been practicing law since 1991, with a strong focus on family and domestic relations law since 1997. His legal career includes handling various family law matters, including complex custody issues and interstate child removal cases. Known for being a strong and effective advocate, Mark brings decades of courtroom experience to every case and works with determination to protect his clients’ rights.
Mark earned his J.D. from the University of Illinois College of Law in 1991 and holds a B.A. from the University of Illinois, graduating with honors, including Phi Beta Kappa and Gold Key. His academic excellence laid a strong foundation for a distinguished legal career.
Mark D. Brent has spent years representing clients in high-conflict family law cases. He has argued in front of all Illinois State Courts and the U.S. District Court for the Northern District of Illinois and has even been admitted temporarily in other states. Mark has also served as chair of the Kane County Bar Association’s Solo and Small Firm Committee and remains an active member of several bar associations.
In addition to his work in the courtroom, Mark has contributed to the legal field through published works. He co-authored Strategies for Family Law in Illinois, a resource for attorneys, and authored Divorce Proceedings in Illinois: What You Need to Know, a guide for the general public.
Mark is committed to community service and was awarded the 2015 Pro Bono Award by the Kane County Bar Foundation for his ongoing work with Prairie State Legal Services. He continues to offer free legal help to those in need each month.
Recognized by both peers and legal organizations, Mark D. Brent has been named one of the top 10 family law attorneys in his area by the American Institute of Family Law Attorneys and selected by the National Association of Distinguished Counsel as one of the “Nation’s Top Attorneys.”
Law Office Affiliations
- Attorney, Drendel & Jansons Law Group
- Member, Illinois State Bar Association
- Member, Kane County Bar Association, Family Law Committee
- Member, DuPage County Bar Association, Family Law Committee
- Member, Kendall County Bar Association
- Member, National Association of Distinguished Counsel
- Member, U.S. District Court Northern District of Illinois
Licensed State
- Illinois
Education
- University of Illinois College of Law
Juris Doctor (JD) - University of Illinois
Bachelor of Arts (BA)
Awards & Badges





- Adoption
- Alimony
- Child custody
- Child support
- Divorce and separation
- Domestic violence
- Marriage and prenuptials