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Your Partner for Private Investigations, Security Guard Services and Training, Fire and Life Safety Director Courses, and More in New York City

Contact Us for Your Investigative, Security, and Security-Related Needs

There are many security firms in New York, but only one that can lay claim to the best investigative and security services, handgun permit consulting services, and leading security and fire safety training programs. At International Security Services, Inc. (ISS), we take pride in providing only the best services and instruction to our clients and are always here to help you with your security and investigation-related needs.

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Please reach out to us by email or phone to schedule an appointment prior to your visit.

2720 86th Street
Brooklyn, NY 11223

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Feel free to contact us by phone. We are available 9:00 AM to 5:00 PM Monday – Saturday.

email us

Send us a message using the email address below for any general inquiries.

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For International customers, please contact us via Skype. We are in GMT -4 (EST) Time Zone.


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Superior Investigative Services

ISS provides the full range of investigative services you need to get answers to your most pressing concerns. We are your go-to source for personal investigations involving everything from marital infidelity and adoption to missing persons, identity theft, and surveillance countermeasures. We also provide background checks and employment screening, as well as a host of overseas investigations services throughout the territories of the former Soviet Union. If you need professional investigators with years of experience and proven results, contact us today.

Executive Protection Services and Handgun Permit Assistance

At ISS, we train our own security personnel to ensure that they have the tools knowledge they need to protect life and property. Whether you need executive protection for VIPs, armed security, or any other security guard services, you can rely on our team of qualified experts to keep you, your loved ones, and your property safe from those who would do you harm.

We also provide the consulting services and assistance you need to navigate New York’s stringent handgun permitting process, to help you successfully complete your application and obtain your firearm license without unnecessary delays. Call today to learn more.

Approved Security and Fire and Life Safety Director Courses

New York has strict training requirements for anyone seeking to become a security guard or fire life safety director – or maintain certification once it is obtained. ISS offers NY-approved training courses for security guard candidates pursuing a career as either an armed or unarmed security guard. We also offer fire and life safety director courses at our ISS Fire Science Institute. Contact us to register for the next available classes.