Flagstar Bancorp, Inc. operates as a savings and loan holding company for Flagstar Bank, FSB that provides commercial and consumer banking services to consumer, commercial, and government customers in the United States. It operates in three segments: Community Banking, Mortgage Originations, and Mortgage Servicing. The Community Banking segment offers various products, such as checking and savings accounts, money market accounts, certificates of deposit, consumer and commercial loans, commercial real estate loans, home builder finance loans, and warehouse lines of credit.