Public Security LLC

Public Security LLC is a high-profile private security and investigation firm founded by a former member of the U.S. Secret Service serving high-risk clients

[Public Security LLC @PublicSec1831]

Public Security LLC backs our brother and sisters in law enforcement. Did you know that we stop and assist police officers that appear under duress. We do the same for private citizens. https://t.co/QuR4Vt319T
855-589-2267
Maryland | New York | Overseas

[Public Security LLC @PublicSec1831]

USA 250. Public Security LLC celebrates the 250th birthday of the United States of America. https://t.co/Gzm7O92xtp

[Public Security LLC @PublicSec1831]

Security Alert Intelligence.
U.S Military Strikes Begin In Iran
News Flash Feb 28th 2026 3:37am
Public Security LLC advises clients to remain hyper-vigilant against potential retaliatory attacks from Iranian Regime possible sleeper cells in the United States.

[Public Security LLC @PublicSec1831]

Public Security LLC Now A Special Police Agency
On February 24th 2026, The Maryland State Police designated Public Security LLC a Special Police Agency.
https://t.co/ztOYUgIfh4...

[Public Security LLC @PublicSec1831]

The President of Public Security LLC Barry Donadio offered subject matter expertise on the Nancy Guthrie abduction case live on NEWSMAX February 11th 2026. #barrydonadio #NancyGuthrie #AbductionCase #privatedetective #publicsecurityllc #maryland #newyork
https://t.co/3gM2ufbTqn

[Public Security LLC @PublicSec1831]

HQL CLASS $150, February 8, 2026 SUPERBOWL SUNDAY. 10am to 3pm Public Security LLC is hosting the newly updated Handgun Qualification License Class. This is the class that you need in order to buy a pistol in the state of Maryland.
855-589-2267
https://t.co/QuR4Vt319T

[Public Security LLC @PublicSec1831]

WE PROVIDE ARMED SECURITY, PROTECTION TO THE JEWISH COMMUNITY. We provide armed security, executive protection and bodyguards for synagogues and the Jewish community. 855-589-2267 https://t.co/AIn2M9YFC5

#barrydonadio #benjaminnetanyahu

https://t.co/bTi2Pzw4a4

[Public Security LLC @PublicSec1831]

HQL CLASS $150, January 18, 2026. 10am to 3pm Public Security LLC is hosting the newly updated Handgun Qualification License Class. This is the class that you need in order to buy a pistol in the state of Maryland. We also provide Wear & carry pistol training and refresher.

[Public Security LLC @PublicSec1831]

Happy Hanukkah 2025 We are proud to protect members of the Jewish community during Hanukkah. Public Security LLC 855-589-2267
https://t.co/QuR4Vt3yZr

[Public Security LLC @PublicSec1831]

The President of Public Security LLC Barry Donadio appeared on " The Pulse" NEWSMAX on December 4th 2025 with host David Harris Jr and Jody "JP" Weis / Fmr. Chicago PD Superintendent / Special Agent in Charge, FBI. link to video https://t.co/6F9y9PyYZj

[Public Security LLC @PublicSec1831]

PUBLIC SECURITY LLC PROTECTED RELICS OF SAINT THERESE OF LISIEUX.

On November 22nd, 23rd, and 24th, 2025, Public Security LLC private detectives protected the priceless relics of Saint Therese of Lisieux
855-589-2267
https://t.co/QuR4Vt3yZr

https://t.co/FtJ41TL3ke

[Public Security LLC @PublicSec1831]

We train police recruits and cadets prior to entering the police academy on all weapons systems.
INSTRUCTOR BARRY DONADIO FORMER U.S. SECRET SERVICE
For people entering the police academy or military basis training.
National 855-589-2267
https://t.co/KKin8xrT9S

[Public Security LLC @PublicSec1831]

Public Security LLC remains OPEN during the U.S. government shutdown. We are ready to provide security protection in a moments notice. No contract required. Just simply call us when you need us. 855-589-2267 https://t.co/QuR4Vt3yZr

[Public Security LLC @PublicSec1831]

Barry Donadio, President of Public Security appeared live on Newsmax October 22nd 2025 With Former FBI Agent Jack Jupin firm) https://t.co/SsdIIepGcX

[Public Security LLC @PublicSec1831]

President of Public Security LLC Barry Donadio calls for armed security or police at all churches in the wake of the Michigan church shooting LIVE on NEWSMAX 9/29/25
Video
https://t.co/ocewNOVbST

Link to Public Security LLC Executive Protection Services
https://t.co/aUZ1KmyHtO

[Public Security LLC @PublicSec1831]

PUBLIC SECURITY LLC PROVIDES AIRCRAFT & AIRPORT SECURITY. Public Security LLC is available in a moments notice to provide security for U.S. government and U.S. military aircraft at any airport in New York and Maryland.
https://t.co/Mty1XEZzyv

[Public Security LLC @PublicSec1831]

Meet your instructor! Barry Donadio Former US Secret Service. Barry teaches HQL, Wear & Carry as well as the refresher. He is also an ASP baton instructor.
Barry Donadio is the founder and Pres. of Public Security LLC.
855-589-2267
https://t.co/QuR4Vt319T
photo by Christy Bowe

[Public Security LLC @PublicSec1831]

The President of Public Security LLC Barry Donadio appeared live on NEWSMAX August 30th 2025
#barrydonadio #newscommentator #publicsecurityllc #antiterroristconsultant #securityconsultant
#presidentpublicsecurityllc
#militarystrategist
https://t.co/SlYMJJN7Pi

[Public Security LLC @PublicSec1831]

We Can Train & Certify Your Existing Church Security Team. Maryland’s Senate Bill 760 requires even church Security Staff be licensed and have 12 hours of training mandated by the State of Maryland. We can get your church security team up to speed
855-589-2267

[Public Security LLC @PublicSec1831]

WE PROVIDE SECURITY TO PUBLIC AND PRIVATE SCHOOLS. Many active shooters are already in the building operating unopposed. You need to have armed protection at every pre-school, elementary school, middle school, high school, trade school and college. https://t.co/pNioNfcrzA