Based on A.M. Best's analysis, 058334 - Berkshire Hathaway Inc. is the AMB Ultimate Parent and identifies
the topmost entity of the corporate structure. View a list
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A.M. Best Affirms Credit Ratings of Old United Casualty Company and Old United Life Insurance Company
April 26, 2018
A.M. Best has provided ratings & analysis on this company since 1993.
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