Mark Green


Mark Green is a thirty two year veteran of the Phoenix Police Department. He has twenty five years of experience in narcotics, commercial interdiction investigations, and canine narcotics and cadaver odor investigations.

Mark worked drug interdiction as a Detective and Canine Handler from 1991 to 2005. In 1995 Mark started training detection dogs for the department. In 2005 he was assigned to the canine unit as a trainer for patrol and detection canines. He also continued his position as a canine handler, working single purpose drug dogs. His last partner, Rabbit and he retired from the department in May 2014.

Mark is currently the Director of Training for the National Police Canine Association (NPCA). He oversees all of the training provided by the national organization.  He is also a Certifying Official, Trainer, and Instructor for the organization. Mark is also a Certifying Official for the National Narcotics Detector Dog Association (NNDDA).

Mark has provided expert testimony in Narcotic Detection and Money Laundering investigations and canine reliability involving canine evidence.

 He teaches parcel interdiction, K9 concerns, court testimony and K9 evidence classes along with a host of other classes he has developed over the years.


R. E. Pendergast


Ralph Pendergast is a third generation Arizona native. He retired after  twenty-three years with the Maricopa County Sheriff's Office.  His canine experience with the office includes; fourteen years as a canine handler, unit trainer, and  canine unit Sergeant.


He has recently retired from the Arizona Department of Corrections Service Dog program as Administrator and Trainer. He started there in 1995. He is responsible for the department's one hundred working dogs in the program. He holds a basic academy (320 hrs) that is approved/supported by Arizona P.O.S.T. twice a year. This academy provides the training to the AZDOC canines as well as local and national law enforcement canine teams.


Ralph is one of the founding members and past Presidents of the Arizona Law Enforcement Canine Association. He has also been a member with  the National Bloodhound Association since 1988. Ralph is a member and Certifying Official for the National Narcotics Detector Dog Association (NNDDA) in the fields of patrol and narcotics.  He has recently retired as the Southwest Regional Director with the National Police Canine Association (NPCA), but maintains his Certifying Official, Instructor, Trainer status with the organization.  He has trained and certified over eight hundred police service dogs.