Dennis F. Dwyer is an experienced Chicago criminal defense attorney and dui defense attorney with offices in Bridgeview, Illinois and Chicago, Illinois. Dennis Dwyer will aggressively defend your case. As a Cook County Assistant State’s Attorney, he tried numerous jury trials to verdict and hundreds of trials before judges. As a prosecutor, Mr. Dwyer prepared hundreds of police officers to testify in criminal and DUI trials. Cook County DUI Attorney and DuPage DUI Attorney.