Landmark Physical Security Services, LLC is a small, independent, minority & Viet-Nam-era veteran owned and operated consulting firm, headquartered in Edgewood, Maryland. Landmark Physical Security Services, LLC focuses on providing state-of-the-art and comprehensive protection solutions for government, non-government (NGOs) and commercial clients. We can also mobilize the right people, skills and technologies to help organizations improve their physical security posture. As a Small Disadvantaged Business (SDB), with MDOT MBE and Veteran-Owned certifications, Landmark Physical Security Services, LLC is committed to creating innovative, flexible solutions for government and commercial clients.

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Landmark Physical Security Services, LLC, Founder & Principal




To identify and undertake reasonable and necessary measures to protect your most valuable assets-people, property, and image.

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Jansen M. Robinson is the founder and owner of Landmark Physical Security Services, LLC. He is a Viet-Nam-Era Veteran, an accomplished Criminal Justice, Security and Emergency Management professional, with extensive experience in both the public and private sectors. 

He possesses a Master’s Degree in Public Administration; Bachelor’s Degree in Criminal Justice; and an Associate’s Degree in Criminal Justice. He also holds numerous professional certifications, to include the Board Certified (CPP), and Crime Prevention (CPD) designations, a member of several professional and civic organizations; and have authored for trade magazines.

For over three decades, Mr. Robinson has engaged in the enhancement of the safety and security posture for a wide range of entities to include but not limited to: chemical, biological, explosive facilities, public housing authorities, education institutions, nuclear power & nuclear weapon facilities, cannabis facilities and a host of commercial and government facilities.

These endeavors have led to the development of Landmark Physical Security Services, LLC "Standard of Services & Protection" Policy:

Landmark Physical Security Services, LLC will identify and undertake every reasonable and necessary measure to protect our Client’s most valuable assets,  while exercising fiscal responsibility, and protecting our clients' image and reputation.

Landmark Physical Security Services, LLC under the leadership of Mr. Robinson has decades of professional experience conducting vulnerability assessments of critical assets and is capable of performing assessments for facilities ranging from educational facilities, nuclear facilities and power plants to metropolitan transit systems.

Landmark Physical Security Services, LLC possesses the knowledge, skill and ability necessary to facilitate Clients efforts to Prepare, Prevent, Mitigate, Respond and Recover from all Hazards, be they man-made or natural.  . 

Our protection services are based on the overarching management program for synchronizing, integrating, coordinating, and prioritizing policies, decisions, and resources of the following functional areas:

Security/Guard Force Assessment & Management, Conventional Physical Security, Law Enforcement, Emergency Management, Anti-terrorism & Force Protection, and Critical Infrastructure Risk Management Process, Chemical Facilities Anti-terrorism Standards, and Chemical, Biological, Radiological, Nuclear and Enhanced Conventional Weapons Security.

Furthermore, Landmark Physical Security Services, LLC maintains professional relationships with a host of highly skilled and talented Subject Matter Experts (SME’s), allowing us to  bring a diversity of thought to accomplish the mission.