SIGOS

With its global operations and its offices in Silicon Valley (San Mateo, CA-USA), Ghent (Belgium), Nuremberg (Germany) and Singapore, SIGOS has been offering its customers active End-to-End testing solutions to improve network security and service quality for mobile networks since 1989. The portfolio includes the largest roaming and interconnection test system in the cloud, covering almost every country in the world. On top of active testing, SIGOS provides mobile operators anti-fraud and revenue assurance managed service solutions. SIGOS is the leading provider worldwide, with over 500 network operators in 156 countries, including the top 100 mobile networks, as well as over 100 world-leading enterprise customers.