Dave MarrisFirearms Instructor and Range Safety Officer
Dave Marris has over 18 years of security and training experience operating throughout the world. He began his career in the United States Navy as a Gunner’s Mate/Weapons Specialist. His experience includes both military and civilian personal protection worldwide, including high risk security/training, along with close protection in the Middle Eastern countries of Iraq and Afghanistan.
Dave is an active, certified trainer for the Combat Focus Shooting program developed by Rob Pincus. He also teaches Defensive Shooting, Low Light, Fundamentals of Concealed Carry and various other courses for Bristlecone. He became a certified instructor for Reality Based Training in 2016.
Bryan ClarkFirearms Instructor, Range Safety Officer, Owner of Bristlecone
Bryan originally got in to firearms for personal defense reasons in 2005. His research and education for personal/home defense reasons turned in to a recreational love of the sport. He has been competing for 5 years in IDPA and USPSA Matches, and runs Bristlecone’s weekly Bowling Pin Matches. He became a certified Range Safety Officer in 2014 and a certified Reality Based Training Instructor in 2016.
Bryan teaches our Intro to Competitive Shooting Class.
Bill WilliamsFirearms Instructor, Range Master
Bill started his career in law enforcement in 1979 as a Jefferson County Sheriff and became P.O.S.T. certified in 1980. He has garnered numerous law enforcement and civilian instructor certifications throughout his career and is also a gunsmith. Bill retired from law enforcement in 1996 and now manages the Bristlecone live fire range environment and instructs.
Bill teaches our Intro to AR Platform Class.
Trevor RobinsonFirearms Instructor, Range Safety Officer, Retail Sales Lead
Trevor began target shooting hunting at young age and has been shooting consistently for the last 15 years. He has a passion for the technical aspect of firearms, and the “why things work the way they do”. Trevor has carried a defensive handgun for the last 4 years, and done private instruction for the past 2 years. He was certified as a Defensive Handgun Coach and NRA Range Safety Officer in 2015, and is working towards advancing his Instructor certifications, as well as his personal skill set, through constant, consistent and realistic training.
Trevor teaches our CCW and Family Firearms Safety Classes, and is available for private instruction upon request.
Cindy DeSplinterFirearms Instructor, Retail Sales
Cindy was born and raised in a small town in NE Texas. In her pre-teen years, she shot competition skeet with her father and went hunting for hog, deer, dove and quail. In 2012, Cindy started shooting USPSA as well as 3Gun in late 2014. Cindy has a passion for introducing people to firearms and to competitive shooting. She volunteers all over the USA at events as well as coaches for organizations that support new shooters with the same passion. When Cindy isn’t shooting, you will probably find her in the mountains hiking, snowboarding, traveling or just hanging out with friends.
Cindy is an NRA and Bristlecone Certified Instructor. She teaches our Intro to Pistol and CCW classes, and is available for private instruction upon request.
Travis GillilandFirearms Instructor, Range Safety Officer
Travis Gilliland learned to shoot at a young age while hunting with his father. He competed in minor competitions over the years and served in the Marines for 4 years, where he was a four-time rifle expert shooter and yearly rifle qualifier. While serving, Travis trained Marines on service rifle manipulation, handling and use of rifles in vehicles and close quarters scenarios and specialized in breaching, room clearing, demolitions and rocket usage. He was deployed to Afghanistan, where he served as a vehicle commander and rifleman on foot patrols. Travis graduated from the Colorado School of Trades with a degree in Gunsmithing. He enjoys teaching youth and new shooters how to safely handle and operate firearms.
Travis is an NRA Certified Pistol and Bristlecone Certified Instructor and Range Safety Officer. He teaches our Tactical Rifle Training Courses, and is available for private instruction upon request.
Dean FeinsteinFirearms Instructor, Range Safety Officer
Dean Feinstein has over 5 years of professional fire arms handling and instruction experience. Dean’s career began in the U.S. Army, where he served as a paratrooper and cavalry scout. While in the Army he deployed to Afghanistan, serving as a vehicle gunner and rifleman/grenadier. Additionally, Dean was deployed to Lithuania, Latvia, Estonia, Poland, and Ukraine as an instructor, teaching courses in basic and advanced rifle marksmanship. Aside from his professional experience, he has had a long-time personal interest in hunting and sport-shooting. Dean is now a Range Safety Officer and Instructor at Bristlecone Shooting Training and Retail Center.
Dean is a Bristlecone Certified Instructor. He teaches our Intro to Pistol classes and is available for private instruction upon request.