Dean began his career in animal advocacy in 2001 when he was hired as a community relations director for a humane society in Dayton, Ohio. He volunteered in 2005 to assist in the animal rescue effort in the aftermath of Hurricane Katrina and Rita. With a background in farm animals, and military training in decontamination and survival, his skills were quickly utilized in the Gulf region. He spent three weeks assisting with animal recovery of hundreds of animals. Since that opportunity he has worked for The Humane Society of The United States as the Ohio State Director. In that role, he continued to assist with animal abuse and neglect cases, passing animal welfare legislation in Ohio, as well as assisting with several rescue efforts during natural and man-made disasters. He has also worked with law enforcement on several dog and cock fighting raids.