OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has removed from under review with negative implications and downgraded the Financial Strength Rating to A (Excellent) from A+ (Superior) and the Long-Term Issuer Credit Ratings to “a+” from “aa-” for the members of NYCM Insurance Group, which are New York Central Mutual Fire Insurance Company and A. Central Insurance Company. The companies operate under a pooling arrangement and are domiciled in Edmeston, NY. The outlook assigned to these Credit Rating