OLDWICK, N.J.–(BUSINESS WIRE)– #insurance–AM Best has affirmed the Financial Strength Rating (FSR) of A (Excellent) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “a” (Excellent) of the members of Core Specialty Insurance Holdings, Inc. (Core Specialty). In addition, AM Best has affirmed the FSR of A- (Excellent) and the Long-Term ICR of “a-” (Excellent) of Standard Life and Accident Insurance Company (SLAICO) (League City, TX), an affiliate of Core Specialty. The outlook of these Credit Rati