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R Keith Hoffman,   CEO/Lead Instructor
About Hi-Caliber Training & Tactics
Hi-Caliber Training & Tactics (HCTT) began operation in 2006 offering CCW and Defensive Handgun classes for armed citizens.

Currently we offer our Martial (Defensive) Firearms classes as well as Ladies Only, Emergency Medical and Missouri CCW classes at our private range in Holts Summit, MO, as well as at the Green Valley Rifle & Pistol Club in Hallsville, MO and the Kiowa Gun Club in Great Bend, KS

Our goal at HCTT is to give you as a student a complete and rewarding experience through a balance of reality based teaching and training concepts that will enable you to better respond and defend yourself in a deadly force situation.

Thanks for visiting our site and we hope to train with you soon.

Our Staff

Keith was born and raised in Missouri and learned to appreciate and respect firearms at an early age         from shooting and hunting with his grandfather.

He has over twenty years experience working as a law enforcement officer in Southwest Colorado 
where often his back up was 30 minutes or more away. He has served high risk warrants as a 
tactical team (HRT) member, been involved in the largest manhunt in the modern American West and 
has worked and supervised security for several high profile private, public and political events. 

Keith has been a firearms instructor and use of force instructor since 1993 and has trained hundreds of 
law enforcement officers and citizens in the practical and realistic use of firearms.

During his career he has been:
  • Army Military Policeman/ K9 Handler
  • Deputy Marshal
  • Deputy Sheriff
  • Patrol Supervisor/Sergeant
  • K9 Officer
  • Tactical Team Member & Sniper 
  • Firearms & Use of Force Instructor
  • Private Security Consultant & Contractor
  • Staff Instructor-Suarez International

He is certified as a firearms instructor by:
  • The NRA Law Enforcement Services Division (Tactical Shotgun, Handgun, Select Fire Rifle & Tactical Shooting)
  • The NRA Training Department (Home Firearms Safety, Pistol, Personal Protection in the Home, Range Safety Officer)
  • Smith & Wesson Academy in Police Firearms (Pistol, Revolver, Shotgun)
  • Glock International (Pistol & Armorer)
  • Missouri Department Of Public Safety (Specialist Instructor – Firearms)

He has attended firearms classes at:
  • Custom Tactical Services (Patrol Carbine)
  • American Firearms Training & Tactics (Sniper/Observer)
  • Countermeasures Tactical Institute (Sniper/Observer)
  • Suarez International (Close Range Gunfighting, Point Shooting Progressions, CQB: Fighting in Structures, Defensive Knife, CQB: Terrorist/Active Shooter Interdiction, Combat Pistol Instructor)

He has additional training in:
  • Response Options (ALICE Instructor)
  • Defense Technologies (Less Lethal Munitions Instructor)
  • Surveillance 
  • Narcotics Trafficking Interdiction
  • Interview & Interrogation 
  • Emergency/Tactical Driving
  • PPCT Physical Control Techniques
  • FBI Physical Control Techniques
  • OC Spray
  • ASP Baton Techniques
  • Crisis Intervention Team
  • Red Cross First Aid & CPR
  • Hazardous Materials Identification & Response
  • Verbal Judo
  • Special Weapons & Tactics

"In order to be an effective instructor I believe it’s also necessary to  be a student first, so I continue to train and attend classes regularly in order to give our students the most up-to-date training available."- R Keith Hoffman

Greg Natsch,
Medical Training Coordinator/Instructor

Greg Natsch was born and raised in Jefferson City, Missouri and prior to his graduation from high school he enlisted in the United State Air Force. 

His active duty tour included being assigned to the Intensive Care Unit of the USAF Medical Center in Biloxi, Mississippi before being transferred to Izmir, Turkey. There he was assigned as the shift leader in the emergency room and ambulance service. While there Greg was tasked for a Search and Rescue mission with the US Army Aviation Detachment to perform rescue duties aboard a UH-1 helicopter in the search for an Army aircraft that had crashed near the Black Sea. He then relieved the Army staff and performed medical duties at the onsite clinic.

Upon his discharge, Greg worked in Respiratory Therapy as the sole night shift technician in Biloxi, Mississippi and Hilton Head Island, South Carolina.

In 1980 Greg returned to Missouri and graduated as a Paramedic. He then became one of the first two Paramedics for the City of Excelsior Springs Fire Rescue, assisting in developing their Advanced Life Support Service and rising to EMS Supervisor. 

In 1983 he enlisted in the USAF Reserves doing service as a Fire Protection Specialist, Aero Medical Evacuation Technician (Flight Medic) and Security Forces. His duties took him to several overseas assignments including deployments for Operation Desert Storm, Operation Noble Eagle after 9/11 and Operation Enduring Freedom in 2002. He retired with over 24 years of total service in 2003.

In 1985, he joined the staff of the Missouri Department of Health, Bureau of Emergency Medical Services. He conducted consultative services to EMS agencies, served as the EMS Written and Practical Test Coordinator and Investigator. He also performed every position in the Bureau including EMS Systems Specialist, Training Officer, State EMS Training Coordinator, and Chief of Pre-Hospital Operations rising to the position of State EMS Director in 2009; retiring in January 2013.

During his career Greg has performed the following duties:
  •  EMS and Fire Service Instructor 
  • Lecturer at University of Missouri Fire Rescue Training Institute Summer and Winter Fire School
  • Certified CLEAR Investigator
  • Fire Apparatus Operator
  • Liaison to the Medical Director and Medical Staff
  • Charge Medical Technician on C-130 and C-141 Aircraft
  • Flight Instructor and Examiner
  • EMT instructor for USAF Reserves in the 36 AES and 514 AES
  • Pre-Hospital Trauma Life Support (PHTLS) Instructor for the DOD Joint Medical Readiness Center
  • Adjunct faculty for the Missouri State Highway Patrol Training Academy assisting in developing and instructing the initial First Responder Class for the Highway Patrol and Department of Conservation Protection Training Division.
  • Area Supervisor, Fire Team leader performing Air Base Defense and Law Enforcement
  • Medical Team Leader supporting USAF Reserves Ground Combat Readiness Center
  • Maintained his Paramedic License in Missouri since 1980.

He has additional training in:
  • Advanced Wilderness Life Support
  • Advanced Cardiac life Support, Instructor and Provider level
  • Tactical EMS
  • Auto Rescue
  • Rope Rescue
  • High Angle Rescue
  • Military Operations in Urban Terrain (MOUT)
  • First Response Crisis Negotiations for EMS, developed with cooperation with the FBI
  • Special Weapons and Tactics

Greg is currently a Medical First Responder for Cole County EMS and Wilderness Medicine Instructor for Team 9 Wilderness EMS Training, an accredited training entity by the Missouri Department of Health & Senior Services

Greg has over 40 years experience Emergency Medical Services and follows the teaching creed of the USAF Reserves Ground Combat Readiness Center, “Safe, Quality Training with a Positive Attitude”.