AM Best Upgrades Issuer Credit Ratings of W. R. Berkley Corporation and Its Subsidiaries
AM Best has upgraded the Long-Term Issuer Ratings (Long-Term ICR) to “a” (Excellent) from “a-” (Excellent), all associated Long-Term Issue Ratings (Long-Term IR) and indicative Long-Term IRs for securities issued by W. R. Berkley Corporation (W. R. Berkley) (Greenwich, CT) [NYSE: WRB]. At the same time, AM Best has upgraded the Long-Term ICR to “aa” (Superior) from “aa-” (Superior) and affirmed the Financial Strength Rating (FSR) of A+ (Superior) of Berkley Insurance Company (Wilmington, DE) and its reinsured subsidiaries and affiliates, collectively referred to as W. R. Berkley Insurance Group (Berkley Group). AM Best also has upgraded the Long-Term ICR to “aa” (Superior) from “aa-” (Superior) and affirmed the FSR of A+ (Superior) of Berkley Life and Health Insurance Company (Berkley Life and Health) (Urbandale, IA). The outlook of the Long-Term ICRs has been revised to stable from positive, while the outlook of the FSRs is stable. (See below for a detailed list of the companies and ratings.)
The Credit Ratings (ratings) of the Berkley Group reflect its balance sheet strength, which AM Best assesses as strongest, as well as its strong operating performance, favorable business profile and appropriate enterprise risk management (ERM).






