National Security Management is a proudly owned family business with over 30 years’ experience in the security industry. Today, NSM employs over 250 security professionals and operates with the sole purpose of providing superior security services to businesses and events nationwide. NSM understands that security management is not a one-sizefits- all industry. Our dedicated team knows that every client and event is different. We work closely with our clients to develop professional, flexible and cost-effective solutions. We tailor our operations to suit the needs of our client. A collaborative approach allows us to provide an unmatched service and develop long-term, intimate relationships.