Interface Systems

Security and InvestigationsMissouri, United States501-1000 Employees

Interface Systems is a Missouri-based managed service provider in the security and investigations sector that serves multi-location businesses with business security, actionable insights, and purpose-built networks. The company has 501-1000 employees and is based at 1844 Lackland Hill Parkway, St. Louis, Missouri 63146. Its offerings include virtual security guards operating from interactive security operations centers (iSOCs), which use video and audio technologies to provide real-time assistance, and cloud-based solutions that integrate security cameras and intrusion sensors to surface data on consumer experience, employee productivity, and compliance gaps. The managed services are designed to help loss prevention, operations, and IT teams by consolidating vendors, standardizing hardware, and streamlining processes, backed by technology partnerships that enable deployment of advanced solutions. Interface Systems maintains a technology stack that includes Azure Kubernetes Service, SAP, SQL, Google Sheets, ExponentHR, Microsoft Azure, Smartsheet, and Microsoft Planner; it has launched Digital Keys (May 6, 2026), Car Wash AI solutions (April 30, 2026), and TamperShield (March 16, 2026). The company has been recognized as a Great Place to Work Certified workplace in 2025 and 2026.

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