David G. McDermott founded the firm in 1979. He has dedicated his legal career to protecting the rights of people who have been injured due to the abuse of power by police or other law officials.

All of the attorneys working on your behalf have a minimum of 20 years experience and as a group, we have well over a hundred years experience in injury law.  Collectively, we have procured settlements or verdicts for our Clients in excess of $500 million dollars. 

We provide a comprehensive and highly specialized service on every aspect of your case. Simply put, we bring an impressive track record and extraordinary skill to the table.  

Mr. McDermott is committed to providing you with the best representation and to handling your matter in the most expeditious manner so that you can get closure and move on with your life.  He is pleased to have John C. Greenlees as the lead civil rights attorney at the firm.  

John C. Greenlees is the lead civil rights attorney at McDermott & McDermott, Ltd.  He has been representing individuals who have been injured or have had their Constitutional Rights violated by the actions of police and government agencies in both the State Circuit Court and the Federal District Court for more than 23 years. 

John Greenlees has tried hundreds of jury and bench trials and litigated countless motions and hearings.  He has appeared and defended Clients in 20 counties and 3 Appellate Districts across the State of Illinois, as well as in Federal District Court and the Seventh Circuit Court of Appeals.  He has also briefed and argued 7 cases before the Illinois Supreme Court.  

John Greenlees has served as appointed counsel through the Capital Resource Center and the Capital Litigation Division and has represented numerous clients charged with capital murder. 

He regularly appears in Cook and Will County Courthouses in Misdemeanor, DUI, Delinquency and Felony criminal matters.