524 7th Street, Oakland, CA
(510) 836-6011
About LPG

The Loss Prevention Group, Inc. (LPG) is a diverse and uniquely qualified company with its executive and management teams having over a century of combined experience in Corporate Security, Loss Prevention, Critical Operations and Law Enforcement. Since LPG's inception in April 2006, they have consistently been rated highest in quality by their customers.

LPG has a unique blend of services offered to our customers - Security Services, Security Training and Fingerprinting Services consisting of Live Scan & Ink Fingerprinting Services. LPG's current headquarters is located in Old Town Oakland.

Having managed corporate and departmental budgets, LPG's executive team is sensitive to working within their client's budgets, without sacrificing quality or service. We also know how important good quality training is to skilled positions such as Security Professionals.

LPG's executive and management teams have been employed as corporate officers, investigators, special events coordinators, and sworn law enforcement officers. LPG's executive and  management teams continue to receive training in the latest techniques and technologies in both the private and law enforcement sectors.

Company Philosophy
"Our goal is to develop strong, long-lasting relationships with clients who benefit from our broad platform of experience. Our success is realized by collaborating and partnering with our clients from the very beginning so that a high level of trust and integrity is established early on."

 Mark White
 President & Chief Executive Officer

Mark has been actively involved in law enforcement,   corporate security and loss prevention for over 35 years. Mark co-founded The Loss Prevention Group, Incorporated in April 2006 along with Matthew Lujan.

Prior to The Loss Prevention Group, Inc., Mark most recently held the position of Vice President of Operations for Sony Corporation of America, and directed the development of the Loss Prevention programs for all retail and entertainment based operations, including all policies, procedures, and investigative protocols. Mark was involved in all design and implementation phases of a 7-million dollar Security Operations Center.  Mark also trained and mentored many associates who have gone on to become successful in the Security and Law Enforcement fields.

Mark has also worked for several Fortune 500 companies over the past two decades. Mark has worked in the capacity of Loss Prevention Director, Director of Asset Protection, Sr. Regional Manager, Corporate Investigator, Manager of Loss Prevention, and Undercover Investigator. Mark has also worked on external theft suppression teams, and assisted the California Highway Patrol's C.A.R.G.O. Cats, and Reno Police Department's Repeat Offender Programs.

Mark has specialized in investigations and integrity interviewing in “white collar crime” and embezzlement cases and has conducted over 2,000 interviews with a very high level of success and monetary recovery rate. Mark takes a "common sense" approach to solving critical security issues and investigations.

Mark recently retired from a local police department after 20 years as a Reserve Police Officer. Mark was awarded Reserve Police Officer of the Year on four occasions during his tenure, and patrolled the streets both in patrol cars and off-road motorcycles.

Matt Lujan
Vice President & Chief Financial Officer

Prior to forming The Loss Prevention Group with Mark White, Matt had a successful management career in proprietary security and loss prevention with Sony Corporation of America and the Virgin Entertainment Group. With over 20 years of experience in the industry, Matt's responsibilities have included guard force management, executive and celebrity protection, security control center operations, internal investigations, risk/threat assessments, inventory control, and special event security coordination.

Matt was certified through the Bureau of Security and Investigative Services as the company's Private Patrol Operator Qualified Manager. He is also a founding member of the National Shoplifting Prevention Coalition, a member of the American Society for Industrial Security, and serves on the board of directors for the California Reserve Peace Officers Association. In 2014, Matt was appointed to the Bureau of Security and Investigative Services Advisory Committee as an industry member representing security companies throughout the State of California.

Matt is a sworn Reserve Police Sergeant with a city police department in the San Francisco Bay Area. He primarily works in the patrol division, but also works special details including gang task force, DUI enforcement and alcohol beverage control enforcement. Matt also volunteers his time as the League Treasurer and a head coach with a local youth sports league.

Matt holds an Associate in Arts degree in Administration of Justice, and a Bachelor of Science degree in Organizational Leadership, with a concentration in Criminal Justice Administration.



Bryan Dodd
Chief Security and Safety Consultant

Bryan Dodd, recently retired from a Bay Area Law                     Enforcement Agency as a decorated Police Sergeant, where he proudly served for 30 years in different assignments including Patrol Supervisor, S.W.A.T., Hostage Negotiator and Police Detective with experience in criminal investigations, public safety and security. He also has experience with the Incident Command Systems (ICS), National Incident Management System (NIMS) for crisis and disaster response and with Comprehensive School Safety Plans to include standardized and site specific response operating protocols (SRP's)




  Mark Reiss
 Operations and Business Development
Mark is in charge of the Security Services Division Operations and Business Development. He  has been in the security field for over 18 years and has been in security management for 11 of those years. His work history includes a background in school institutional, high rise, apartment complexes, hospital, special events and retail security here in the San Francisco Bay Area. Mark also served in law enforcement working with two peninsula law enforcement agencies both as a reserve and later as a regular Deputy Sheriff as a member of their Classification Unit and Emergency Services Units (ESU).

 Kenneth Leung
Field Operations Manager

Kenneth is in charge of all site locations for LPG and oversees our guard force staff. Kenneth started his career with LPG as well as being a student of most all of our classes here at LPG.  Kenneth brings enthusiasm, energy and understands what being a member of the LPG Team means and how to implement those standards to our sites and clients.





Marcus Bronfeld
Master Instructor/Student Relations

As our Master Instructor, Marcus brings “real world”                  experience to our training courses from combat Marine Veteran to Police Officer and Security Officer. He has worked plush world class venues to street level low-income housing assignments.

 Marcus is a BSIS certified Firearm Instructor. He is also a certified instructor in Handcuffing, Chemical Agents, Security Guard Card Training, Proprietary Security Officer Training, MEB Monadnock® (baton), CPR/AED and First Aid, and CEW. Marcus also has certifications in California POST and is EMT Certified. Additionally, Marcus is a certified fingerprint roller.

Marcus is highly regarded by all of our students and continues to work hard to improve our course offerings and raise the bar on instruction.

BSIS Firearms Training Instructor, TIF 2109

John Stretch

John  retired as police officer after 24 years with an east bay law enforcement agency.  While in law enforcement John was the primary instructor in weaponless defense, handcuffing, and impact weapons for his department.  During his career John was a crime prevention officer providing public education in areas of personal, child safety, physical security, business security, and CPTED (Crime Prevention Through Environmental Design.

John teaches Basic Guard Card, Courses, CPR and Basic First Aid, as well as Baton Training, Defensive Tactics, Security Guard Training, Proprietary Security Officer Training and BSIS Firearms Certification Course for LPG.

Prior to law enforcement, John worked in private security and was a Military Policeman in the United States Army in the U.S.A. and Panama. John also earned an Associate in Arts degree from Diablo Valley College.

BSIS Baton Training Instructor, TIB 1806
BSIS Firearms Training Instructor, TIF 2202

Cody Clements

Cody is and avid outdoorsman and firearms enthusiast with many years of experience. Cody is a Bureau of Security and Investigative Services (BSIS) Firearms Instructor, NRA certified pistol and shotgun Instructor, NRA Chief Range Safety Officer, California Department of Justice (DOJ) Certified Firearms Safety Instructor and Commission on Peace Officer Standards and Training (POST) Firearms Instructor and Academy Instructor.

BSIS Firearms Training Instructor, TIF 2467




Eric Taeleifi
Operations and Customer Relations

Eric is in charge of every day operations at our Oakland offices and has operational responsibilities of scheduling, live scan and ink fingerprinting, training, retail and communications.

Prior to joining The Loss Prevention Group, Eric held the position of Assistant Loss Prevention Manager at Sony, and has an extensive background in the guard force field. Eric is also a Certified Fingerprint Roller and is LPG's liason with the BSIS (Bureau of Security and Investigative Services).   

Mamadou Ndom
Customer Relations

Mamadou has an extensive private and public security     background, which he uses to help our students and customers. Mamadou still serves a large Bay Area city with his security services and knowledge. Mamadou is a Certified Fingerprint Roller with the State of California.

Ronn Peterson
Customer Relations

Ronn comes from a diverse background in both customer service and operations. Ronn also volunteers his time to the community as a Reserve Police Officer to a Bay Area city, where he serves in the Patrol Division as well as Special Assignments. Ronn is a certified fingerprint roller.

David Stretch
Customer Service

David prides himself in his level of detail and his customer service skills. David is also a pilot, and working towards obtaining his commercial pilot's license.

Certifications and Associations:

  • American Society of Industrial Security
  • International Association of Financial Crimes Investigators
  • Certified Homeland Security Specialist
  • San Francisco Paramedics Association
  • National Fire Protection Association
  • John E. Reid and Associates Interview and Interrogation
  • The American College of Forensic Examiners International
  • International Fire Marshall's Association
  • National Rifle Association
  • Medic First Aid
  • Emergency Medical Services Authority
  • American Safety and Health Institute
  • Oakland Metropolitan Chamber of Commerce
  • California Reserve Peace Officers Association
  • California Police Officers Association
  • National Registry of Emergency Medical Technicians
  • Northern California Fraud Investigators Association
  • P.O.S.T. Certified Public Safety Background Investigations
  • National Shoplifting Prevention Coalition