Radian Group Inc., together with its subsidiaries, engages in the mortgage and real estate services business in the United States. The company aggregates, manages, and distributes U.S. mortgage credit risk for mortgage lending institutions and mortgage credit investors, through private mortgage insurance on residential first-lien mortgage loans; and other credit risk management solutions, including contract underwriting. It offers title services, including a suite of insurance and non-insurance titles; tax and title data, centralized recording, document retrieval, and default curative title services; deed and property reports; mortgage underwriting and processing; escrow; appraisal management; and real estate brokerage.