positioning applications. This division sells solutions through its distributors, local value adding resellers, and original equipment manufacturers. It serves various market segments, including hospitals, elderly care, industry, retail, secure establishments, and hotels. The Security Solutions division provides products and solutions for network enabled operations, alarming, and mobilization. Its solutions are used in command and control communications, and emergency call systems of defense forces, public and private security organizations, and rescue service providers, as well as road and rail infrastructure operators, and telecom operators. This division also offers systems for measuring quality of service in mobile networks; software solutions for process optimization; and services for the planning, implementation, operation, and maintenance of telecoms networks. Ascom Holding AG is headquartered in Berne, Switzerland.