LinkedInJohn Marx

John Marx

Executive Director at The Law Enforcement Survival Institute

Greater Denver Area
Law Enforcement
  2. The Law Enforcement Survival Institute,
  3. Your Best Customer
  1. National Speaker Association Colorado Chapter,
  2. Westminster Police Department
  1. University of Colorado Boulder

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Editor in Chief

– Present

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John Marx, CPP, CHM

John Marx holds certifications in both service and security management. He was a Police Officer for twenty-three years and served on a SWAT Team as a Hostage Negotiator for nineteen of those years. He is the founder of The Law Enforcement Survival Institute and edits a blog for police officers at He also owns a service training and consulting firm called “Your Best Customer”.

John worked in law enforcement for over twenty-three years, nineteen of those years as a Hostage Negotiator on his departments SWAT Team. In that time he talked countless people out of committing suicide and helped rescue many others. One case earned him the Police Medal for Meritorious Service.

Also during his career in law enforcement he coordinated his city’s customer service initiative for four years under a federal grant. He is a two-time graduate from Disney University and is a certified butler (CHM) through the Starkey International Institute for Luxury Estate Management.

He was a Security Team Supervisor at the 1996 Olympic Games in Atlanta Georgia, and has worked security in a number of settings including providing security for The Beach Boys, Tiger Woods, Arnold Palmer, Ray Charles, Presidential candidate Michael Dukakus and others.

John Marx has also received thousands of hours of training from the FBI, LAPD, NYPD, New Scotland Yard, US Secret Service, DEA, FEMA, Soviet Spetsnaz and the US Department of Energy.

He has been a member of the National Speakers Association, American Society for Training and Development and is a member of the American Society for Industrial Security. He still maintains a Certified Protection Professional (CPP) status from the American Society for Industrial Security.

Specialties:John is certified in both Service and Security Management.


Editor in Chief
– Present (6 years 6 months)

Helping Law Enforcement professionals plan for happy, healthy and successful lives on the job and beyond.

Executive Director

The Law Enforcement Survival Institute
– Present (6 years)

The Law Enforcement Survival Institute (LESI) works with individuals and organizations to help them create and sustain success in their lives and careers as law enforcement professionals. It is the primary goal of The Law Enforcement Survival Institute to become the preeminent source for training, resources and information about how to create and sustain a happy, healthy and successful life and career while providing superior law enforcement service to your community.


Your Best Customer
– Present (12 years 9 months)

Your Best Customer is a Customer Service research and consulting firm.


National Speaker Association Colorado Chapter
(12 years)

Hostage Negotiator

Westminster Police Department
(21 years 7 months)

Retired police Hostage Negotiator and Certified Butler, John has a unique perspective on using observation, anticipation, and action to enhance service and create positively memorable guest experiences.


Winston Churchill Fellowship 1989(Link)

– Present

Awarded Fellowship to identify the use of Marketing to reduce criminal activity. Initially spent six months in the USA, and subsequently decades networking and developing ideas and initiatives globally. Publication entitled, 'Win, Win, Win' published in the UK.
1990 Honorary Denton County Sheriff, Texas
1990 Honorary Montgomery County Sheriff, Texas

Team members:
  • John Marx,
  • John Bishop,
  • Demery Bishop,
  • Lyn Holland,
  • NCPI - Louisville,
  • FBI,
  • Northwest University Chicago,
  • Texas Womens University,
  • Chicago Police Department,
  • Denton County Sheriff,
  • DEA,
  • ISCPP,
  • Terri Beck,
  • Faye Warren,
  • Christopher Manos,
  • Jim Phillips,
  • Jim Wilkins,
  • Glenna Trout


Concerns of Police Survivors - Colorado Chapter

– Present

Serves on the Board of Directors as a Trustee

Additional Organizations



  • Law Enforcement
  • Police
  • Protection
  • Security Management
  • Criminal Justice
  • Public Safety
  • Crime Prevention
  • Physical Security
  • Security
  • Public Speaking
  • Negotiation
  • Enforcement
  • Criminal Law
  • Patrol
  • Rescue
  • Forensic Analysis
  • Hostage Negotiator
  • Training
  • SWAT
  • Counterterrorism
  • Executive Protection
  • Criminal Investigations
  • Interrogation
  • Homeland Security
  • Investigation
  • Crisis Management
  • Evidence
  • Security Operations
  • Investigative Reporting
  • Intelligence
  • Surveillance
  • Computer Forensics
  • Intelligence Analysis
  • Firearms
  • NIMS
  • Close Protection
  • Emergency Management
  • Private Investigations
  • Internal Investigations
  • Field Training
  • Law Enforcement...
  • Weapons
  • Background Checks
  • Tactics
  • Fraud
  • Risk Assessment
  • Self Defense
  • Preparedness
  • First Responder
  • Corporate Security
  • See 35+  See less


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