Robert Arcon

Sinch Operator Software AB provides charging and messaging solutions for mobile network operators. The firm develops telecommunication platform services including installation, integration, and support. It also offers services related to operations such as service updates, business inspection, and third-party management. The company was founded by Håkan Saltin in 1989 and is headquartered in Kista, Sweden.

Ericsson AB manufactures and markets telecommunications equipment and solutions for corporate, as well as individual clients. It develops, sells, and trades goods, products, and services in the field of radio technology. The company was founded in 1952 and is headquartered in Kista, Sweden.

Aastra Technologies Ltd. developed, marketed and supported a portfolio of products, systems and applications included both traditional and open standard Internet protocol based solutions. These solutions included communications servers, gateways, telephone terminals, wireless devices, advanced software applications, UC clients and Unified Communication applications. It served the majority of telephone companies in North America and Europe, with a growing presence in South America and Asia. The company was founded in 1983 and was headquartered in Concord, Canada.