Former Senior Deputy District Attorney - Over 39 Years of Experience The Law Office of Dennis Alan Lempert handles areas of criminal law including drunk driving (DUI), domestic violence, white collar crimes, drug offenses, assault and battery cases, traffic violations, murder and manslaughter, burglary cases, and more. Lempert can stand between the accused and the prosecution protecting you from a wrongful conviction or minimizing a sentence if there is a conviction. NEVER, NEVER, NEVER talk to the police without your experienced criminal defense lawyer being present.