Ryan Zeller

Ryan Zeller Litigation Attorney Chicago, IL
Ryan Zeller
Of Counsel
Ryan Zeller, a Chicago commercial litigation attorney, has over 15 years of experience in complex and business litigation. Mr. Zeller practices in state and federal courts in and around Chicago, including Cook County, DuPage County, Lake County and Kane County, and represents clients in connection with a wide variety of business disputes, breach of contract disputes, legal malpractice and various other business litigation matters. Mr. Zeller also represents clients in alternative dispute resolutions such as arbitration and mediation.

He works zealously to achieve favorable results for his professional and corporate clients. Mr. Zeller has successfully obtained a number of significant money judgments, as well as equitable relief (temporary restraining orders, injunctions) for his business and professional clients. He has also successfully resolved many business disputes and legal malpractice disputes by way of settlement. With his extensive experience in both simple and complex litigation matters, Mr. Zeller is well positioned to continue to obtain favorable results for his clients.

Mr. Zeller graduated from Indiana University and attended the DePaul University College of Law and Kellstadt Graduate School of Business, where he obtained his Juris Doctor and Masters in Business Administration.

While in school for his law and MBA degrees, and during his first several years of practicing law, Mr. Zeller worked for a Chicago commercial litigation law firm, focusing on complex business litigation and legal malpractice. He carries with him a wealth of knowledge from his former firm, where he was given a tremendous amount of hands-on litigation experience and direct client interaction. To this day, Mr. Zeller continues to consult with and work with a number of his former associates and colleagues. Mr. Zeller joined Patterson Law Firm in April 2019 as an Attorney of Council.


J.D. DePaul College of Law, 2003

MBA in Business Administration, DePaul University Kellstadt Graduate School of Business, 2003

Bachelor of Arts, Indiana University (Bloomington), 1999


State of Illinois, May 2004

United States District Court, Northern District of Illinois, 2004


American Bar Association

Illinois State Bar Association

Chicago Bar Association

Co-Chair, Chicago Bar Association Professional Responsibility Committee (2010-2013)


Breach of Contract

Commercial Litigation

Commercial Real Estate Litigation

Legal Malpractice

Shareholder Disputes


Participated case
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