OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has upgraded the Financial Strength Rating to B+ (Good) from B (Fair) and the Long-Term Issuer Credit Rating to “bbb-” from “bb+” of Midrox Insurance Company (Midrox) (Roxbury, NY). The outlooks of these Credit Ratings (ratings) have been revised to stable from positive. The rating upgrades are based on the company’s continuing solid level of risk-adjusted capitalization coupled with steady surplus growth, and underwriting and operating results which ha