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Bill Quirk

Lead Instructor & Range Master 

  • Honorably retired law enforcement officer with over 20 years of service.
  • Former member of the U.S. Marshals Florida Regional Fugitive Task Force.
  • Owner Defensive Training Group
  • Served as team leader and lead instructor for his agency’s active shooter response team.
  • Certified firearms instructor, State of Florida.
  • NRA Law enforcement patrol rifle instructor.
  • First-degree black belt in Jiyushinkai Aikibudo
  • Has instructed the use of and developed curriculum for the tactical deployment of firearms for local, state, and federal law enforcement, for the military, and for citizens interested in lawful self-defense for over 20 years.

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Peter Butler

Firearms Instructor  

  • Honorably Retired Law Enforcement

  • Worked with The Dept of Homeland Security, conducting Interstate Criminal Interdiction, specializing in Drug Trafficking and Human Trafficking

  • Created curriculum and instructed law enforcement officers across the US on Criminal interdiction for passenger and commercial vehicles

  • Tactical Medic Certified

  • Completed the University of Mississippi Medical Center’s First Hands Course

  • Completed NRA Law Enforcement Firearms Course

  • Certified Firearms instructor, State of Mississippi & Florida

  •  USCCA Certified Firearms instructor since 2022

  • Over 10 years of firearms industry experience

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Stephen Roberts

Firearms Instructor  

  •  2023-Current USCCA Certified Firearms Instructor

  •  2020-Current: NRA Certified Firearms Instructor

  • 5 Years Armed Security/Patrol Officer - Private Sector

  • Homeland Security (FEMA) Cert - Active Shooter: What to Do

  • Concealed Weapons Permit Certification (Class & Private Instruction)

  • Handgun Shooting Fundamentals & Manipulations (Private Instruction)

  • Carbine Shooting Fundamentals & Manipulations (Private Instruction)

  • Home Firearm Safety (Private Instruction)

  • How to: Clean, Assemble, Disassemble (Private Instruction)

  • GTR Pro Shooter Course (Class & Private Instruction)

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Dean MacIntyre

Firearms Instructor

  • Current full-time Deputy Sheriff.
  • Field Training Deputy for new LEO.
  • Top Marksman of Law Enforcement Academy Class #135.
  • Top Academic Cadet of Law Enforcement Academy Class #135.
  • Stop the Bleed certified by the American College of Surgeons.
  • Five years of experience in the firearms industry.
  • Certified NRA pistol instructor.

Spencer Goehrig

Firearms Instructor

  • 11 years in Army Infantry.
  • 4 of his 11 years were with the 2nd Ranger Battalion.
  • Multiple combat deployments to Afghanistan and the Horn of Africa.
  • Graduate of the U.S. Army Ranger School and the French Foreign Legion Desert Commando Course.
  • Spencer has spent the last decade teaching U.S. and foreign military personnel from the Middle East, Africa, and the Caribbean various military skills and tactics.
  • Certified firearms instructor, State of Florida.

Dr. Robert Balbis

CPR & Stop The Bleed Instructor

  • Dr. Robert Balbis is an adjunct instructor for the Defensive Training Group, specializing in tactical medicine.
  • Dr. Balbis is a full-time medical doctor.
  • He served as a former combat medic with the U.S. Army 82nd Airborne Division with combat deployments during Desert Storm.
  •  He is a TCCC (Tactical Care of the Combat Casualty) instructor as well as being certified in wilderness medicine.
  • Dr. Balbis served in the U.S. Army from 1989 to 1997, and graduated from Michigan State University College of Osteopathic Medicine in 2001.
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