OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has affirmed the Financial Strength Rating (FSR) of A+ (Superior) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “aa” for GEICO Marine Insurance Company (GEICO Marine) (Chevy Chase, MD). GEICO Marine is indirectly owned by GEICO Corporation, which is a wholly owned subsidiary of National Indemnity Company (NICO). The ultimate parent is Berkshire Hathaway Inc. (Berkshire) [NYSE: BRKa and BRKb]. The outlook of these Credit Ratings (ratings) is