OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has affirmed the Financial Strength Rating of A (Excellent) and the Long-Term Issuer Credit Rating of “a+” of Nuclear Electric Insurance Limited (NEIL) (Wilmington, DE). The outlook of these Credit Ratings (ratings) remains stable. The ratings reflect NEIL’s balance sheet strength, which A.M. Best categorizes as strongest, as well as its marginal operating performance, favorable business profile and appropriate enterprise risk management. The ratings al