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 Associated Electric & Gas Insurance Services Limited (AEGIS) (Hamilton, Bermuda). The outlook of these Credit Ratings (ratings) remains stable. The ratings reflect AEGIS’ excellent risk-adjusted capitalization and historically strong long-term financial performance. AEGIS’ investment strategy emphasizes diversification, and a relatively conse