AM Best upgrades ratings of RLI and its subsidiaries
Credit ratings agency AM Best upgraded the financial strength ratings of specialty insurer RLI Corp.’s insurance subsidiaries RLI Insurance Company, Mt. Hawley Insurance Company and Contractors Bonding and Insurance Company to A++ (senior) from A+ (senior). In addition, the rating agency also upgraded the company’s long-term issuer credit rating from “aa” (senior) to “aa+” (senior)….