Leslie S. Arenson


"I became a family law attorney to help people through one of the hardest times in their lives.  I give my clients an honest assessment of the legal issues and potential outcomes and take all necessary steps to achieve the most favorable result."


The issues that arise in family law matters are often complex and sensitive, and each case brings unique circumstances and obstacles.  Ms. Arenson believes trust and communication with her clients are essential to achieve success and finality.  She utilizes a straightforward, no-nonsense approach and works closely with her clients to resolve their cases.  Ms. Arenson cares very much for her clients and their children, and patiently explains each possible course of action so her clients make the right decision for their families.  Ms. Arenson is well respected by her peers and has earned a reputation as a hardworking, tough litigator.  With comprehensive preparation, Ms. Arenson secures favorable results for her clients through negotiation and, when necessary, contested litigation.

Ms. Arenson has dedicated her career exclusively to family law, representing business owners, executives, professional athletes, entertainers and their spouses.  Ms. Arenson concentrates in all areas of family law, including issues of child custody and visitation, child support, maintenance, property division, complex financial matters, tax consequences, pre and post nuptial agreements, restraining orders and orders of protection.

Ms. Arenson received her Juris Doctorate from Drake University Law School after receiving her Bachelor of Arts degree from Rutgers University.  Ms. Arenson completed mediation skills training at Northwestern University School of Continuing Studies.  She is licensed to practice law in Illinois and is a member of the Chicago Bar Association and Lake County Bar Association.  Ms. Arenson studied advanced international family law and international procedure, and has participated in high profile international child abduction cases.  Ms. Arenson is on the Cook County Domestic Relations Division’s list of mediators for financial and custody related issues.

Ms. Arenson was selected as a Leading Lawyer in 2015 and Best Lawyers in America in 2015.  She was named by Super Lawyers Magazine as a Rising Star in 2010 and 2013 - 2017, by her peers in the legal community.  Ms. Arenson has lectured on current issues in the field of family law.  She is committed to giving back to the community.  Ms. Arenson was a volunteer attorney at the Legal Aid Bureau helping to represent domestic violence victims.  She is an annual participant in the Chicago’s Shamrock Shuffle, completed two half marathons in Chicago, and regularly participates in other athletic activities.

Awards & Honors

Leading Lawyers - Emerging Lawyer (2015-2017)

Best Lawyers in America (2015-2018)

Illinois Super Lawyers Rising Star (2010, 2013, 2014-2017)

Articles and Publications

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