DALLAS--(BUSINESS WIRE)--Nationstar Mortgage Holdings Inc. (NYSE: NSM) (“Nationstar”), a leading residential mortgage services company, today announced the hiring of Steve Covington as Chief Compliance Officer and Tony Ebers as Executive Vice President of Originations. Mr. Covington brings more than 20 years of senior leadership experience in risk management and compliance in the mortgage industry where he most recently served as Executive Director of Morgan Stanley’s residential mortgage risk