Instructors & Advisers

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Matthew Parker, ATO, DPS, PI
CEO, Owner
Independent Security Advisors

Matthew Parker is the Owner and CEO of Independent Security Advisors, a certified disabled veteran-owned company based in Maryland that provides consulting, training, and other services on matters of national security & terrorism, extremism, domestic violence, and executive or diplomatic protection.

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Carl Persons, PPS
Service Star Consulting, LLC

Mr. Carl Persons is the senior adjunct instructor for the ISA Dignitary and Executive Protection Training program, and a certified law enforcement instructor specializing in dignitary protection accredited by the State of Maryland.

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Jerry D. Lucas
Greensboro, North Carolina

Mr. Lucas is the owner of Strategic Performance International, LLC, and a graduate of Old Dominion University. A mentor to the ISA CEO, Mr. Lucas is also a special adviser to the ISA training team and a senior adjunct instructor. Mr. Lucas is a military veteran and has over 30 years of experience in executive protection, law enforcement management, corporate global security operations, and private investigations.

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Raffaele M. Di Giorgio, RRDD

Mr. Raffaele M. Di Giorgio is a special adviser to the EP medical training program for ISA and a master medical instructor.
A successful author, medic, and protection specialist, Mr. Di Giorgio has provided security and medical services in the United States and overseas in such places as Iraq, Afghanistan, and Africa.

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Dennis M. Atkinson
Bowie MD, 20715
Dennis serves as the ISA Director of Operations in the DC region.

A Dignitary Protection Specialist fully accredited by the Virginia Department of Criminal Justice, he holds the Personal Protection Specialist (PPS) credential and is a private investigator in Maryland.
Dennis is an active EP agent who has served as a detail member, driver, and team leader for celebrities and diplomats and is presently an instructor candidate with the ISA Training Division.

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Charles Reinhold
Adjunct Instructor 

Chuck Reinhold is an accomplished marksman and National Rifle Association certified pistol instructor with over 20 years of professional firearms training and competition.  He has received numerous awards and citations for his service as well as for marksmanship, including the Army’s medal Expert in Combat Marksmanship – Rifle (in bronze).  He is a credentialed Armed Personal Protection Specialist, and Private Detective.

Chuck currently provides CCW and basic firearms training to ISA students.




Instructors and Training Staff
“Knowing something really well doesn’t mean you can teach it well” – Small Pond Science

All ISA Instructors are vetted and their training, operational experience, and credentials are regulated and subject to audit.

ISA requires all of our staff to have real-world operational proven experience in the material they teach.  Instructors must attend continuing education courses and instructor development training to stay with our program.