I take the time to truly listen to my client and find out what they want and need to accomplish. I then develop a plan to reach those goals and work with the client throughout the legal process, constantly advising and preparing them in order to maximize their options and achieve successful results.

Education

 

  • J.D., Loyola University, School of Law, Chicago, Illinois 
  • B.A., University of Illinois, Champaign, Illinois – Accounting

 

Bar Certifications

 

  • Admitted to the Bar of the Illinois Supreme Court
  • Admitted to the U.S. District Court, Northern District of Illinois

 

Bar Association Memberships

 

  • Illinois State Bar Association 
  • Chicago Bar Association
  • Northwest Suburban Bar Association
  • Mr. Sheahin is a Member of the Commercial Litigation, Commercial Finance and Transactions, and Corporation and Business Law committees at the Chicago Bar Association.

 

Media

Mr. Sheahin is a regular contributor to our podcast series “Chicago’s Legal Latte” which can be found on BlogTalk Radio http://www.blogtalkradio.com/lavellelaw


He has also contributed to Lavelle Law’s tutorial videos regarding the law.


Awards and Recognition

 

  • 2011 – 2025 Super Lawyer – Business Litigation, Super Lawyers Magazine
  • Recognized as Volunteer of the Year by the Legal Assistance Foundation of Metropolitan Chicago in January 2013


Community Involvement

Mr. Sheahin presently serves on the Board of Trustees for the Union League Boys & Girls Clubs and is presently serving as Chair of its Resource Development Committee.  He also works with the Legal Assistance Foundation pro bono on various cases involving children's Social Security Income cases, Adult Employment cases, and Probate matters. He is a former board member of the Northwest Regional Advisory Board of Catholic Charities. Matt also participates in the annual Lavelle Law Charities annual food drive.

Read My Posts

Lavelle Law News and Events

Learn about essential legal protections to strengthen your business and safeguard your interests.

Essential Legal Protections for Your Business

By Lavelle Law • April 9, 2025
Join us on May 21 in Schaumburg for an engaging Breakfast Briefs seminar, delving into vital strategies to fortify your business. This session will explore the critical role of crafting ironclad non-compete agreements, shielding your trade secrets, and mastering the nuances of temporary restraining orders (TROs) and injunctive relief. Our presenters, attorneys Matthew Sheahin and Jennifer Tee, bring a wealth of experience in this legal domain. Seize this chance to bolster your company’s legal protections and lay a solid groundwork for enduring success!
Terrence Shannon Jr. Succeeds on TRO and IR ruling against the University of Illinois.

ENJOINED TO PLAY—Illini Basketball Player Succeeds on Temporary Restraining Order and Injunctive Relief Against University of Illinois

By MaryAllison Mahacek and Matthew J. Sheahin • January 30, 2024
While out on suspension, TJ's legal team filed a Complaint and Emergency Motion for TRO and Injunctive Relief (Terrence Shannon Jr. v. The Board of Trustees of The University of Illinois, and Timothy Kileen, in his official capacity, Case No. 24-CV-2010). The injunctive relief sought, barring the school from banning him from team activities while his criminal case is still pending, is the focus of this article.
Trademark Protection, Infringement, and Litigation

Trademark Protection, Infringement, and Litigation

By Mathew J. Sheahin • August 23, 2023
Do you have a trademark you want to protect? Lavelle Law Shareholder Matthew Sheahin, an experienced business litigator, discusses the importance of establishing trademarks for a business and then details how to effectively use the legal process to defend those trademarks. Matt shares the steps business owners should take while he shares some examples of recent cases involving trademark infringement.
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