Marder & Seidler, a DUI law firm in Schaumburg, IL, understands the magnitude of what is at stake in these cases. They will put their 40 years of criminal law experience to work for you to obtain the best possible outcome. Learn more about how Marder and Seidler can help you protect your liberties and future. DUI Lawyer Schaumburg has experienced lawyers at affordable rates. 24 Hour Emergency Service. Serving clients in Schaumburg and all surrounding areas.