All Courses Available

Training Course Categories

Unarmed Security Guard Training

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Armed Security Guard Training

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LEOSA HR 218

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Become a Security Guard Instructor

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Handgun Training

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Shotgun Training

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State CCW Licensing & Training

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Non-firearm Trainings

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Training Courses Available

Free Consultation Licensed, Bonded, & Insured Veteran Owned Agency

Guardian Security is a comprehensive security service provider based on Long Island, New York, strategically positioned in Deer Park, to serve the Metro New York area. We specialize in a wide range of offerings, including firearm sales, security training, concealed carry permit assistance, less lethal options and private investigation services.

Our security training programs are approved by National Rifle Association Law Enforcement Division and the New York State Division of Criminal Justice Services, delivering state-certified courses tailored to prepare participants for various security scenarios, including the acquisition of concealed carry permits. Our certified instructors combine high-level expertise with practical experience to provide training that meets the highest industry standards.

In addition to our training and sales, we offer professional private investigation services that cater to both individuals and businesses. Our experienced private investigators utilize advanced techniques and tools to conduct thorough investigations, ensuring our clients receive reliable information and peace of mind.

At Guardian Security, we are dedicated to providing exceptional service and trusted solutions for all your security needs, making safety a priority in every aspect of our business. Guardian Security’s mission is to empower individuals and organizations with the knowledge and tools they need to enhance their safety and security. We are an Authorized BYRNA dealer, providing top-quality non-lethal defense products and firearms to ensure our clients are well-equipped for personal protection.