OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has revised the outlooks to stable from positive and affirmed the Financial Strength Rating of A (Excellent) and the Long-Term Issuer Credit Ratings of “a+” of Atain Specialty Insurance Company and Atain Insurance Company, collectively referred to as Atain Insurance Companies (AIC). Both companies are headquartered in Farmington Hills, MI. The Credit Ratings (ratings) reflect AIC’s balance sheet strength, which A.M. Best categorizes as strongest, as wel