<Tr> <Th> Number of employees </Th> <Td> 7700 + </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.nationstarmtg.com </Td> </Tr> <P> 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 . </P> <P> Nationstar was founded in Denver, Colorado in 1994 as Nova Credit Corporation . In 1997, the company moved to Dallas, Texas, where homebuilder Centex Homes established Nova Credit Corporation as their in - house lender for new construction known and changed the company name to Centex Credit Corporation . In 2001, Centex Credit Corporation was merged into Centex Home Equity Company, and it operated as the subprime mortgage originator and servicer for Centex until 2005 . </P>

How long has nationstar mortgage been in business
find me the text answering this question