The Team

Paul Bunker


Chiron K9, LLC,
San Antonio, Texas, USA


Mr. Bunker is the owner and Principal of Chiron K9 LLC, a canine consultancy company specializing in detection. He served over 22 years in the British Army as a Canine Trainer/Instructor/Assessor deploying on high-threat counter-terrorist operations worldwide. During his time in the British Army, he was the Senior Instructor and Trainer of Specialized Search Dog and Explosive Detection Dog/Handler Training for both the UK and US Military. He created and implemented the Explosive Detection Dog Program, which required developing new training techniques and methodologies. He was awarded the NATO Joint-Commanders Commendation for Distinguished Service to support operations in the Balkans. In 2017 he formed Chiron K9 to concentrate on detection dog research and conservation/environmental detection. He has developed unique programs to support conservation and environmental canine detection programs and deployed with the teams. He has provided canines and training support to detection research with universities and Government organizations. He is a co-author of several published papers and the author of “Imprint Your Detection Dog in 15 Days”.  

Christina Brewster – PST-CI

Training Partner

Chiron K9
San Antonio, Texas, USA


Christina joined Chiron K9 in 2022, working as an independent contractor; in 2023, she was offered a permanent position as a Training Partner. She is a talented canine trainer and has demonstrated a natural ability in detection canine training. Her background as a veterinary technician and over five years of experience as an active search and rescue human remains dog handler means she brings skills that complement Chiron K9’s capabilities. As a conservation canine handler, Christina also completed a season with Rogue Detection Dogs. She is a certified Predation Substitution Instructor and completed an Institutional Animal Care & Use Committee course.


Chiron K9 partners with world-leading organizations and individuals who are considered experts in their fields. Chiron K9 believes in the importance of a balanced and strong team based on mutual methodologies and trust. This approach ensures projects are executed, and completed, with the best level of integrity and opportunity for success.