Allen Hall has been involved in civil and federal law enforcement since 1979, currently serving as a Patrol Sgt., SWAT, and SRT Member and Team Leader since 1981. He has served as an Operational Sniper, Team Leader, and SRT Training Instructor, and as a POST certified Instructor in SWAT, Sniper, Firearms, and Oleoresin of Capsicum (pepper spray). He has been involved in various martial arts since 1972. Allen has been a Gunsite instructor since 1990. He is a Rangemaster in Pistol, Carbine, Shotgun, Submachine Gun and Advanced Tactical Problems.