NovaStar Gears Up for Major Expansion of B&C Servicing NovaStar Mortgage, a mid-sized subprime mortgage lender, plans to double its servicing business and begin bidding on special servicing packages. The company ranked 23rd in subprime mortgage servicing with $5.15 billion as of the end of June, according to Inside B&C Lending. NovaStar plans to build up to $10 billion by the end of the year and hopes to double its servicing staff to about 200