Based on A.M. Best's analysis, 058496 - W. R. Berkley Corporation 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 W.R. Berkley Corporation and Its Subsidiaries
May 24, 2018
A.M. Best has provided ratings & analysis on this company since 1969.
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