KR Training can provide contract services in several areas. Contact us for price and availability.

Gun Sales and Firearms Transfers

KR Training has a Federal Firearms License. We handle transfers for online sales (such as from, and can order guns at dealer price + 10% for customers.

Gun Concierge Packages

We can build you a complete kit of gear for concealed carry or competition use, including:

Package price includes range time (at the A-Zone) - so when you come out to pick up your gear, you can shoot your new gun on our range to make sure everything works for you.

Expert Witness

Karl Rehn and other members of the KR Training instructor team are available to consult as expert witnesses in civil and criminal trials. Karl is certified by the state of Texas as a firearms expert, in addition to multiple certifications from the National Rifle Association, Texas Department of Public Safety, Texas Commission on Law Enforcement, Department of Homeland Security, and many private sector academies such as Rangemaster, Simunition, and Massad Ayoob Group.

The team's expertise includes: firearms technical issues & mechanics, use of force & deadly force, force on force training protocols, range development, range operation practices, physical security, risk management and facility protection.

Employee Training

We can provide employee training for active shooter response. Working with our partner Lone Star Medics, we can provide integrated unarmed, armed and medical response instruction for any size business, church, school, or public facility. Three KR Training instructors are certified in the new School Safety/Active Shooter response class developed by the Texas Department of Public Safety.

We can also provide employee training for retail gun shops and NRA range safety officer certification for shooting range staff. Retailer training includes discussion (and recommended answers to) common gun buyer questions, instruction in assisting customers with holster and accessory selection, gun safety in a retail environment, and much more. Range officer training teaches management of shooters on a firing line, dealing with problem shooters, firearm malfunctions and other topics.

Individual Coaching

KR Training can provide individual coaching (typically on weekdays) for shooters of all levels: from those with disabilities and limitations, to public figures wanting private, confidential instruction, to competition pistol shooters needing instruction beyond the material covered in group classes.