Mr. Cooper, formerly Nationstar Mortgage Holdings Inc. was founded in 1994 and is headquartered in the Dallas, Texas, area. Nationstar Holdings consists of Nationstar Mortgage, which provides servicing and originations for homeowners throughout the United States, and Xome, which provides technology and data enhanced solutions to the real estate market and companies engaged in the origination and/or servicing of mortgage loans. As of June 30, 2017, Nationstar employed approximately 7,000 people and is one of the largest mortgage servicers in the United States with a servicing portfolio of approximately $500 billion and more than 3 million customers.In August 2017, Nationstar began doing business as Mr. Cooper.