When It Comes To Security, We Mean Business | Public Security LLC

​ Public Security LLC is a high profile private security and investigation firm led by a former member of the United States Secret Service. We offer a level of high-professionalism to our many clients. We are ready to provide Armed Uniformed Security Guards, Private Investigators, Executive Protection, Bodyguards and Open Source Intelligence Customer Service 855-589-2267 ​ Maryland Private Detective Agency License # 106-4352 New York State Private Investigation Agency License #11000165760 OUR EMPLOYEES We provide discreet Armed Executive Protection, Private Investigation Services, and Security Guard Services in the states of New York and Maryland. We provide the private security essentials that you need to be safe and secure. ​ Public Security LLC is Business Reserve (SBR) certified in the State of Maryland. ​ We can also provide you with a force of Armed Private Investigators to protect you, your family and your interests in a notice. ​ OUR SERVICES Armed School Security Security Guard Patrols Parking Enforcement Executive Protection Sports Event Security Intelligence OSINT Negotiations Mediation Commercial Security Event Security Construction Site Security Convention Center Security Security Response Movie Theater Security School Security Event Staff 24/7 Security Protection Residential Security Protection Executive Security Patrol Security Service Security Consultants Full-Service Security Security Protection from ex-husband or boyfriend Protect Persons with Peace Order, Protective Order, Order of Protection Victim Security Protection House Watching Fire Guards Fire Watch Private Investigations Uniformed Security Guards Catch Cheating Spouse Criminal Intelligence PCS Assistance Services Wedding Security TV Set Production Security Disaster Response Hurricane Response Sweet 16 Party Security Missing Persons, Runaways Security Consulting / Anti-Terror Open Source Intelligence Gathering Patient Security while in Hospital Magnetometer Services Animal Neglect and Abuse Investigations School Bullying Prevention Motorcade Escorts Islamic cultural events Metal Detector Check Points Protective Child Custody Exchanges Lottery Winner Security Mall Security Church Security Residential Security Commercial Security Patrol Checks Bar & Bat Mitzvah Security Health and Welfare Checks Traffic Control Services Maritime Security Political Event Security Marine Port Security Embassy Security Disgruntled employee protection Diplomat Security Aircraft Security Airport Security Supervised child visitation services ​ ​ ​​​​​ Call Customer Service 855-589-2267 Private Security Services General Locations: New York Maryland Long Island Baltimore Suffolk County Annapolis Nassau County Silver Spring Southampton Town Hyattsville East Hampton Town Rockville Riverhead Fredrick Fire Island Kent Island New York City Delmarva Queens Stevensville Brooklyn Chester Bayshore Easton Central Islip Salisbury Wyandanch Grasonville Brentwood Cambridge Hempstead Eastern Shore Patchogue Glen Burnie Mastic Ocean City Shirley Denton Mineola Montgomery County Smithtown Laurel Freeport Bowie Port Washington Oxon Hill Jerico Waldorf Sayville Upper Oakdale Wheaton Ronkonkoma Greenbelt Babylon Gaithersburg Northport Towson Syosset St. Michaels Farmingdale Greensboro Westhampton Federalsburg Southampton Ridgely Wading River Parole Port Jefferson Station Crofton Lake Grove Ellicott City Hauppauge Columbia Garden City Fredrick Stony Brook Bethesda Mt Siani Edgewater Rockypoint Largo Moriches College Park Center Moriches Sudlersville Southampton Church Hill Westhampton Chestertown Montauk Galena Orient Point Marydel Calverton Queenstown Selden Crownsville Setauket New Carrolton Chillum Riverdale Park Huntington Takoma Park Hicksville Chevy Chase Rockville Centre District Heights Corona Marlow Heights Woodside Davidsonville Floral Park Mayo Levittown Brandywine Plainview Shady Side Glen Cove Arnold Baldwin Germantown Centereach Dundalk Franklin Square Aspen Hill Holtsville Catonsville Lindenhurst Odenton Merrick Essex Uniondale Owings Mills Valley Stream Parkville Yonkers Pasadena Brightwaters Crofton ​ ​ ​ Public Security Customer Service 855-589-2267

2025 SUMMER SALE. HANDGUN QUALIFICATION LICENSE CLASS 4 HOUR TRAINING NOW ONLY $100 July 26th, 2025

2025 SUMMER SALE. HANDGUN QUALIFICATION LICENSE CLASS 4 HOUR TRAINING NOW ONLY $100 July 26th, 2025. 10am to 3pm SATURDAY CLASS Public Security LLC is hosting the newly updated class. This is Our pistol instructor (Barry Donadio) has been instructing students for over 10 years and is a former member of the U.S. Secret Service. He was assigned to protect President's Bush and Obama at the White House while serving on the tactical Emergency Response Team (ERT). He will use his years of experience to make you the best. He has appeared in over 80 live tv interviews as a subject matter expert on national security, Secret Service and military strategy on major TV news networks. You must sign up in advance by going to our website below and paying the fee to be entered. You must go to our website and READ the information regarding the class to be correctly prepared for the training. www.publicsecurityllc.com 855-589-2267

2025 SUMMER SALE. WEAR & CARRY 16 HOUR TRAINING NOW ONLY $290 July 26th, 2025.

2025 SUMMER SALE. WEAR & CARRY 16 HOUR TRAINING NOW ONLY $290 July 26th, 2025. 10am to 3pm SATURDAY CLASS Public Security LLC is hosting the newly updated Wear & Carry 16 hour class. This is Our pistol instructor (Barry Donadio) has been instructing students for over 10 years and is a former member of the U.S. Secret Service. He was assigned to protect President's Bush and Obama at the White House while serving on the tactical Emergency Response Team (ERT). He will use his years of experience to make you the best. He has appeared in over 80 live tv interviews as a subject matter expert on national security, Secret Service and military strategy on major TV news networks. You must sign up in advance by going to our website below and paying the fee to be entered. You must go to our website and READ the information regarding the class to be correctly prepared for the training. www.publicsecurityllc.com 855-589-2267

2025 SUMMER SALE. WEAR & CARRY REFRESHER 8 HOUR TRAINING NOW ONLY $150

2025 SUMMER SALE. WEAR & CARRY REFRESHER 8 HOUR TRAINING NOW ONLY $150 July 26th, 2025. 10am to 3pm SATURDAY CLASS Public Security LLC is hosting the newly updated class. This is Our pistol instructor (Barry Donadio) has been instructing students for over 10 years and is a former member of the U.S. Secret Service. He was assigned to protect President's Bush and Obama at the White House while serving on the tactical Emergency Response Team (ERT). He will use his years of experience to make you the best. He has appeared in over 80 live tv interviews as a subject matter expert on national security, Secret Service and military strategy on major TV news networks. You must sign up in advance by going to our website below and paying the fee to be entered. You must go to our website and READ the information regarding the class to be correctly prepared for the training. www.publicsecurityllc.com 855-589-2267

Barry Donadio, Former Secret Service Is Teaching Handgun Defense to Citizens.

Barry Donadio a former member of the U.S. Secret Service opened up his private security and detective agency in Maryland and New York in 2013. He also provides a vital service to the citizens of Maryland. Self defense with a pistol and other firearms. People in Maryland that are very serious about defending themselves with a vital have been seeking out Barry for years. Although not a cheap venture to train with Barry he touts that his students are ready at any time to defend themselves with a pistol. In fact, he stated that he will not certify students until he is confident that they can handle themselves in a self defense situation and win a gun fight. Donadio also provides one on one training as well as group settings. “We have trained hundreds of people” said Donadio. He next class is on July 26th 2025, but not to worry, he gives regular training at least once a month. HQL CLASS July 26th, 2025. 10am to 3pm SATURDAY CLASS Public Security LLC is hosting the newly updated Handgun Qualification License Class. This is the class that you in in order to buy a pistol in the state of Maryland. Our pistol instructor (Barry Donadio) has been instructing students for over 10 years and is a former member of the U.S. Secret Service. He was assigned to protect President’s Bush and Obama at the White House while serving on the tactical Emergency Response Team (ERT). He will use his years of experience to make you the best. He has appeared in over 40 live tv interviews as a subject matter expert on national security, Secret Service and military strategy on major TV news networks. The cost for the handgun qualification license class HQL is $150 per person. You must sign up in advance by going to our website below and paying the house fee to be entered. Upon completion of the class you will receive a certificate of completion. You must go to our website and READ the information regarding the class to be correctly prepared for the training. www.publicsecurityllc.com Maryland Private Detective Agency License # 106-4352 U.S. GOVERNMENT CONTRACTOR Cage Code#72SY5 Dunns#078611284 NAICS codes #561611, 611519, 561612, 928110, 812990, 524928, 524291, 561450, 561990, 488190, 541990, 561612, 611699, 922160, 561613, 611699, Call Customer Service 855-589-2267

Handgun Qualification License Classes HQL 2025

Upcoming Handgun Qualification License Classes HQL Hosted by Public Security LLC Instructor Barry Donadio (Former Secret Service) June 7, 2025, SATURDAY CLASS 10am to 3pm American Post 278 800 Romancoke Rd. Stevensville. Maryland 21666 July 26, 2025, SATURDAY CLASS 10am to 3pm American Post 278 800 Romancoke Rd. Stevensville. Maryland 21666 August 2, 2025, SATURDAY CLASS 10am to 3pm American Post 278 800 Romancoke Rd. Stevensville. Maryland 21666 September 7, 2025, SUNDAY CLASS 10am to 3pm American Post 278 800 Romancoke Rd. Stevensville. Maryland 21666 October 11, 2025, SATURDAY CLASS 10am to 3pm American Post 278 800 Romancoke Rd. Stevensville. Maryland 21666 November 29, 2025, SATURDAY CLASS 10am to 3pm American Post 278 800 Romancoke Rd. Stevensville. Maryland 21666 December 14, 2025, SUNDAY CLASS 10am to 3pm American Post 278 800 Romancoke Rd. Stevensville. Maryland 21666 855-589-2267 www.publicsecurityllc.com

Handgun Qualification License Class HQL | May 34 2025

HQL CLASS MAY 24th, 2025. 10am to 3pm SATURDAY CLASS Public Security LLC is hosting the newly updated Handgun Qualification License Class. This is the class that you in in order to buy a pistol in the state of Maryland. Our pistol instructor (Barry Donadio) has been instructing students for over 10 years and is a former member of the U.S. Secret Service. He was assigned to protect President's Bush and Obama at the White House while serving on the tactical Emergency Response Team (ERT). He will use his years of experience to make you the best. He has appeared in over 40 live tv interviews as a subject matter expert on national security, Secret Service and military strategy on major TV news networks. The cost for the handgun qualification license class HQL is $150 per person. You must sign up in advance by going to our website below and paying the house fee to be entered. Upon completion of the class you will receive a certificate of completion. You must go to our website and READ the information regarding the class to be correctly prepared for the training. www.publicsecurityllc.com Maryland Private Detective Agency License # 106-4352 U.S. GOVERNMENT CONTRACTOR Cage Code#72SY5 Dunns#078611284 NAICS codes #561611, 611519, 561612, 928110, 812990, 524928, 524291, 561450, 561990, 488190, 541990, 561612, 611699, 922160, 561613, 611699, Call Customer Service 855-589-2267 https://publicsecurityllc.com/hql-classes-4-hours-1