Despres, Schwartz & Geoghegan, Ltd. represent those who are frequently left without a voice in our legal system.


Our firm has extensive experience in handling class actions, complex litigation, labor arbitration, and appellate advocacy.

Our attorneys, Thomas Geoghegan, Michael Persoon, and Will Bloom, have extensive experience handling complex litigation, labor arbitration, class actions, and appellate advocacy. We pride ourselves on our commitment to social justice, which dates back to our firm’s founding by the late Leon Despres nearly 90 years ago.

Today, our attorneys share a deep commitment to carrying on that legacy and bring extensive legal experience, a creative approach, and a collaborative spirit to the firm’s work.

Who We Are

Meet our Attorneys

Thomas H. Geoghegan, Shareholder

Thomas H. Geoghegan


Thomas Geoghegan joined the firm in 1979 and quickly established himself as a prominent labor lawyer. Over the years, Tom has represented labor unions and employee groups in many significant cases in various United States district courts and courts of appeals.

Mike Persoon, Shareholder

Michael P. Persoon


Mike has a varied practice that includes plaintiff and defense work, complex litigation, and strategic counseling. Mike has worked on cases in roughly 20 different federal district courts and 7 federal appellate courts along with significant practice in numerous administrative settings.

Will Bloom, Associate

Will Bloom


Will Bloom’s legal practice focuses on helping working people fight for justice on and off the job. He has a great passion for union democracy and has worked with clients fighting back against wage theft, discrimination, unfair labor practices, and retaliation.

About the Firm

Despres, Schwartz, & Geoghegan, Ltd., have a history of representing workers and people of all backgrounds. Learn more about what we do.

Learn more about our commitment to labor and employment law, civil rights, consumer protection, voting rights, and other constitutional rights litigation.

The late Leon M. Despres, the founder of the firm, who died on May 6, 2009, at the age of 101, was a legendary Chicago lawyer and political leader.

Our offices are located in the heart of downtown Chicago in the historic Temple Building. We are within walking distance of most major CTA lines.

Despres, Schwartz & Geoghegan, Ltd. represent those who are frequently left without a voice in our legal system.

Let’s work together

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We represent a range of clients from individual workers, voters, and parents, to unions.