OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has downgraded the Long-Term Issuer Credit Rating (Long-Term ICR) to “bb” from “bbb-” of Maiden Holdings, Ltd. [NASDAQ:MHLD] (Pembroke, Bermuda) and its downstream intermediate holding company, Maiden Holdings North America, Ltd. (MHNA) (Delaware). All Long-Term Issue Credit Ratings (Long-Term IR) of MHLD and MHNA also have been downgraded (see below for detailed list). At the same time, A.M. Best has downgraded the Financial Strength Rating to B++ (Goo