
DOOR is a Building Intelligence company redefining how buildings operate. By combining premium hardware, intuitive software, and automated services into one streamlined system, DOOR helps properties think ahead, reduce overhead, and quietly improve life inside. Headquartered in St. Louis, DOOR supports owners, operators, and residents across residential portfolios and purpose-built communities.
Kastle offers unparalleled property technology solutions, safeguarding premier commercial real estate, multifamily communities, enterprise clients, and school and government facilities. Integrating advanced access control, video surveillance, and visitor management technologies, we ensure enhanced security and superior performance. As tens of thousands trust our services daily, we stand out as a partner dedicated to innovation, leadership, and comprehensive managed security services. Discover the Kastle difference at kastle.com.
Nokē is a Utah-based, leading-edge tech company, revolutionizing the physical security industry with its transformative smartlock hardware and software solutions. By combining innovation with technology they’re creating stronger, smarter, solutions that streamline business operations, improve safety procedures and modernize security solutions.










