Trustwave Holdings is an American information security company that provides managed security services, threat intelligence, and compliance solutions to businesses and government agencies. The company was founded in 1995 and is headquartered in Chicago, Illinois. Trustwave has operations in North America, Europe, and Asia-Pacific. The company's services include managed security services, threat detection and response, compliance management, and security testing. Trustwave has been recognized as a leader in the Gartner Magic Quadrant for Managed Security Services, Worldwide. In 2015, Trustwave was acquired by Singapore-based Singtel for $810 million. As of 2021, Trustwave has over 2,200 employees.