Meet The Team

The Team at Thompson Lehman Security & Protection is dedicated and focused on providing the best level of customer service and quality to our wide network of clients. A strong management array, helping to sustain the rapid growth of Thompson Lehman. All team members come from diverse professional backgrounds with years of experience, adding to the strength of our abilities. Get in touch today to find out how we can assist you.

Executive Team

Maurice Lehman

Owner of Thompson Lehman Security, is a retired U.S. Army Regular/Special Operations, combat operations and First Sergeant Veteran, paramilitary fighter, and high-risk bodyguard. He has more than 35 years experience in security/protection services in the United States and abroad.

Tammy Lehman

Thompson Lehman’s Chief Financial Officer, has over 40 years experience in accounting, finance, and internal control. She is a licensed Certified Public Accountant in the State of Kansas, Certified Fraud Examiner, and Private Investigator.

Michael Hill
Executive Officer
Director of Security
Houston Regional Manager

Prior Military and Former Defense Contractor with over 24 years of experience in security & risk management. Thompson Lehman’s Executive Officer, Director of Security Operations, and the Houston Regional Manager who is a true leader that assists in all aspects of the company operations. 


John Dabbs
Chief Medical Officer

Chief Medical Officer, has over 25 years of experience as a paramedic in both military and civilian capacities. TCCC certified as a Tactical Paramedic.

Mark D. Dornbusch
North Texas
Regional Manager

Retired Army Command Sergeant Major with over 22 years of military experience in security, surveillance, leadership, combat operations and instructor in Infantry tactics and Law Enforcement Tactics.

Dwight J. Bryan
Director of Contract Operations

A retired U.S Army Field Grade Officer with over 20 years of experience in security, combat operations, risk management, logistics, and contracting.

Business Location:

2437 Cattle Drive Crowley, Texas 76036