About DJ Training Systems

David Goldenberg has been an A.C.E. certified Personal Trainer since 1993. He served 20 years with the N.Y.P.D., where he became a certified firearms and tactics instructor and defensive tactics instructor. He taught police tactics and counter terrorism with the Bronx Intac unit. He is an N.R.A. rifle certified instructor, and also holds certification in Israeli selective point shooting.

Joan Goldenberg has been teaching a wide variety of fitness classes in NY and CT since 1997. As an A.C.E. certified Personal Trainer, she trains a diverse range of women and men, but has specialized in seniors, and has much experience with clients with physical limitations, including post polio syndrome and a variety of back injuries.