OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has upgraded the Financial Strength Rating to A- (Excellent) from B++ (Good) and the Long-Term Issuer Credit Rating (Long-Term ICR) to “a-” from “bbb+” of M&C General Insurance Company Limited (M&C General) (Castries, St. Lucia). The outlook of these Credit Ratings (ratings) has been revised to stable from positive. The ratings reflect M&C General’s balance sheet strength, which A.M. Best categorizes as very strong, as well as its strong ope