Stjärnafyrkant AB is a Sweden-based company active in the mobile, stationary and Internet Protocol (IP) telephony market. The company offers mobile phones and accessories, such as headsets and two-way radios, a number of services, such as Mobile Management Systems (MMS), which is an online system that simplifies the management and administration of the client’s mobile telephony, as well as service and helpdesk. Additionally, it offers installation of electronic equipment in vehicles, such as taximeters, alcohol interlock devices and navigating equipment, and delivers Private Branch Exchange (PBX), telephony service and a range of aftermarket services for mobile telephony, including safe recovery and reconfiguration. For more information, visit stjarnafyrkant.se.