International Security Services, Inc. — Private Investigators | Serving Brooklyn businesses

When you need security guard training in NYC, it’s important to choose the right training course. Unfortunately, it’s not always easy to identify the best options, and that’s especially true in a highly competitive market like New York City. The good news is that there’s one company in the city that can provide the accountability, reliability, and transparency that you deserve: International Security Services, Inc. For two decades, we’ve provided aspiring security professionals with the high-level training they need to achieve their dreams.