Trustwave Holdings is an information security company that provides on demand threat, vulnerability and compliance management services and technologies for more than 3 million business customers in 96 countries. The company’s international headquarters is located in downtown Chicago, and regional offices are located in London, São Paulo, and Sydney. The company also operates Security Operations Centers in Chicago, Denver, Manila, Minneapolis, Singapore, Sydney, Tokyo, Warsaw, and Waterloo in Canada. Trustwave is currently the only company that is an authorized PCI Forensic Investigator in all geographic regions. Trustwave is a standalone business unit and core cyber security brand of Singtel Group Enterprise. In 2016, IDC named Trustwave a Leader in the IDC MarketScape for Emerging Managed Security Services Providers based on industry analysis and buyer perception. In the 2015 "Gartner Magic Quadrant for Managed Security Services, Worldwide," a report that evaluated 14 different global managed security service providers, Trustwave was named an industry challenger “due to the access it gained to greater resources and new markets resulting from the acquisition by Singtel, and its increasing investments in competing for enterprise customers.” In 2014, industry analyst firm Forrester Research named Trustwave one of the leaders in the managed security services market. In April 2011, Trustwave Holdings filed for its IPO though the company remains private today. Trustwaves website says the company has more than 1,400 employees.