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A private security, executive protection, investigation and Intelligence firm licensed to provide services in Maryland and New York. It is also a registered business in the Commonwealth of Virginia and Pennsylvania.  Staff consists of a Doctor, former Federal Agents, former Intelligence Officers, Military Veterans, Police and security professionals. Staff are certified and proficient with the use of an assortment less than lethal, ASP baton, chemical irritant and hand to hand techniques in order to deter crime. 


Federal Critical Infrastructure Sector as a provider under the

Emergency Services Sector as defined by the U.S. Cybersecurity and Infrastructure Security Agency (CISA)



Some Public Security LLC services and accomplishments



A top bodyguard provider to political figures


Provided vital security for COVID-19 Coronavirus Pandemic


Provided security due to defund Police movement and Police shortages 


Provided threat assessments for events and other clients. 


Provided protection for events for multiple nonprofits  


 Provided security protection to housing communities with a positive outcomes. 


Provided private security protection to national infrastructure with 

positive results and no incidents. 


Acted as a neutral negotiator and dispute resolution advisor between competing 

political campaigns with strict confidentiality. 


Coordinated and provided pro bono protection for victims of crimes and elders in the community. 


 We Remain on call to deploy protective security teams anywhere. 


We maintain active passports, training qualifications and vaccinations of all security personnel for overseas duties. 


Provided security escorts for at risk U.S. Government cargo. 


Provided firearms instruction to citizens in order to obtain their pistol license. 


Conducted studies on national security issues pertaining to terrorism and foreign threats and conflicts.

 We monitor open source intelligence regarding world conflicts, 

foreign intelligence and military strengths of nations. 


We formulate threat assessments and hypothesis of future outcomes of conflicts.


We provided Fire Guard / Fire Watch services


Provided pro bono protection for crime victims and elderly persons in the local community and confidential executive protection to high-risk clients in need of protection. 

Meet Some Of Our Staff

Barry R. Donadio



Public Security LLC

Former U.S. Secret Service

The White House

Dr. Michael J. Ward

Medical Director

 Public Security LLC

Recognized as Top Doctor 

2009, 2011 and 2018

Robert E. Donadio

General Counsel 

Public Security LLC

Former Assistant States Attorney for  Baltimore County 


August 17th 2021

We are currently mourning the loss of our General Counsel, Robert E. Donadio

"Thank you for your service"

Chief Maintenance & Auto Div. 


Hector Sanchez

End of Watch

September 7th 2021

Lilliana Pulvirenti

Hector Delatorre Sanchez

Jon Pease

Physical Security Specialist

Police Liaison


Johnathan Pease

End of Watch

February 16th 2021

Lindy is a friendly security Officer that also protects animals. 


Security Officer, Corporal 

Ken is an experienced Officer and has a  background in education and working with youths


Security Officer, Corporal

Timika is an experienced Officer that spreads positivity 


Security Officer

Public Security LLC is a member of the NRA Business Alliance

Public Security LLC has partnered up with the National Rifle Association (NRA) by joining the NRA Business Alliance. It was established in 1992 to provide NRA member businesses with a marketplace to sell goods and service to fellow NRA members. 

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