Select Portfolio Servicing is among the firms that demonstrate the highest standards in overall servicing ability, according to Fitch Ratings. The rating service released an assessment of Credit Suisse’s servicer last week, noting that SPS is a key component of Credit Suisse’s conduit operations. SPS handled an $86.04 billion portfolio as of the end of the second quarter of 2015, according to Fitch. The vast majority of the firm’s servicing involves non-agency mortgages, both vintage loans and newer mortgages included in jumbo mortgage-backed securities. Some 13.6 percent of SPS’s servicing volume at the end of June was classified as third-party servicing. The company has been servicing...