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Training
Firearms/Less Lethal
Security Consulting
Investigations
About Us
Contact Us

Training
Firearms/Less Lethal
Security Consulting
Investigations
Shop
About Us
Contact Us

Non-Firearm Training

RSO

BYRNA

CPR / AED

FL

Unarmed Defense Tactics

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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.

Contact Us Today

Have Trainings related query
email us at following email id:

training@gstny.com

Free Confidential Consultation Licensed, Bonded, & Insured Veteran Owned Agency

Long Island

940 Grand Blvd.
Unit A

Deer Park, NY 11729

New York

The Americas Tower
1177 Avenue of the Americas
5th Floor

New York, NY 10036

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NYS PI Lic# 11000182483 | FFL Lic# 6-11-103-07-3C-01501 | NRA# 258159540

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