Gregory has worked in law enforcement as a sworn police officer since 1993. During this time, he has held positions in Road Patrol, Traffic Homicide Unit, Motor Unit, DUI Task Force, Community Policing Unit, K-9 Unit (narcotics detection and search and rescue/recovery) and as a Detective assigned to the Drug Enforcement Administration (DEA) Task Force.

Gregory is currently a member of Florida Task Force 1 as a Canine Search Specialist for the Federal Emergency Management Agency (FEMA). He has partnered with FEMA certified live search canines, Indy, Zeus, and Stone and Human Remains Detection (HRD) canines, Jewel and May. Gregory has deployed to large scale disaster events to include hurricanes, plain crashes, the Haiti earthquake in addition to state and local searches for criminal investigations as a canine search specialist. He is recognized in the State of Florida as an expert witness in the field of cadaver canines and has testified as a fact witness on numerous occasions for detection canine related cases.
In addition, Gregory is a Canine Instructor, Evaluator (Live/HRD) and Mentor with FEMA and a Master Trainer with the North American Police Work Dog Association (NAPWDA) in Cadaver and Wild Life. He is requested to conduct seminars and workshops throughout the United States and Canada for live-find and substance detection applications. Gregory’s years of service provides a very diverse background that brings a wealth of knowledge and experience to the instructor team.