Interacting with law enforcement while armed

A review of the Rangemaster Instructor Development Program

Check out Warren's article on the topic of firearms instructors in Modern Service Weapons:  

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Already have your concealed carry license?  DTS offers proprietary Concealed Carry Concepts, Defensive Pistol, Advanced Defensive Pistol, Defensive Shotgun, Defensive Carbine courses.  

      We also have Introduction to Handguns classes where new or prospective gun owners can learn about firearms function and safety.  

      Do you want to avoid the crowd and have a more private training experience?  DTS will provide any of our classes for small groups for an up-charge.  Call or email for additional information.  

Defensive Training Services, LLC




basic and advanced firearms training

Service is Second Only to Safety

​​​​​     The minimum requirement to become a Self Defense Act firearms instructor in Oklahoma is a rudimentary 16-hour class.  No training or experience in criminal or civil law is necessary for certification, though that is a substantial part of the SDA curriculum. The lead instructor at Defensive Training Services has 800 hours of formal firearms / instructor training and decades law enforcement experience.  DTS offers professional instruction in an environment where customer service comes second only to safety. DTS is licensed and bonded.