International Security Services, Inc. provides licensed protection, training, and investigations to help clients across New York stay safe, maintain compliance, and operate confidently in high-risk environments.
4.9
(out of 5)
Customer rating of 400+ reviews.
ISS provides comprehensive security guard and fire safety services tailored to New York City businesses, residential communities, and institutions. Our licensed guards offer visible deterrence, rapid incident response, diligent patrols, and certified Fire and Life Safety Directors (FLSD) to ensure optimal safety and compliance.
Licensed professionals trained to safeguard high‑risk environments such as banks, laboratories, and corporate offices.
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Access control, patrols, garage security, and surveillance monitoring for condos and apartment communities.
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Certified directors to oversee compliance and emergency readiness in high‑rise buildings.
Learn MoreISS provides discreet and highly professional executive protection services across New York City. Our teams safeguard high-profile individuals, corporate executives, and VIPs with risk assessments, route planning, and highly trained close protection specialists.
ISS provides expert security guard services across New York, offering visible deterrence, incident response, and patrol services to safeguard people and property. Every assignment is supported by transparent reporting, technology integration, and on-site supervision.

Assistance with reinstating expired or lapsed NYS security guard licenses, ensuring compliance.
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Expert guidance through obtaining or renewing firearm licenses in NYS, including application assistance and compliance advice.
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Professional support ensuring your business meets all NYS security compliance requirements and regulatory standards.
Learn MoreISS offers New York State-approved training programs for individuals seeking security guard certification, fire safety director licensing, and concealed carry licensing preparation. Our instructors bring real-world field experience to every course.

Mandatory introductory course for all new security guards in New York State.
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Training for F-89 Certificate of Fitness, covering fire/non-fire emergencies and emergency readiness.
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State-mandated course including classroom instruction and live-fire training by a Duly Authorized Instructor.
Learn MoreISS investigators deliver thorough, confidential services, from background checks to complex corporate investigations, ensuring accuracy and discretion.
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