Scarsdale Security is a serious and professional provider to National Accounts, including prestigious commercial businesses and Retail Stores. Scarsdale Security is a technology leader in data communications based solutions, resulting in increased security, faster response, and lower operating costs. For more than 20 years Scarsdale Security Systems has provided reliable 24-hour alarm service across the United States . An industry leader in nationwide retail, commercial, industrial, educational and residential systems, including security and fire alarms, video surveillance and access control, we also provide customized communications networks and monitoring services to help each client meet their unique security needs.