Thomas A. Kenniff is a nationally recognized criminal defense attorney and founding partner of Raiser, Kenniff & Lonstein, a premier law firm specializing in criminal defense, personal injury, and complex litigation. With extensive experience in federal, state, and military courts, he has built a distinguished career representing individuals in some of the most high-profile legal battles in the country.

Thomas gained national prominence for securing a historic acquittal for Marine veteran Daniel Penny, a Long Island native charged with homicide after defending fellow New Yorkers from a violent subway rider. The verdict, heralded as “a watershed moment for common sense” by the New York Post, was widely regarded as a turning point in the debate on self-defense laws.