OREANDA-NEWS. A.M. Best has affirmed the financial strength rating of A (Excellent) and the issuer credit rating (ICR) of “a+” of Navigators Insurance Company and its wholly owned and 100% reinsured subsidiary, Navigators Specialty Insurance Company, collectively referred to as Navigators. Concurrently, A.M. Best has affirmed the ICR of “bbb+” and the issue ratings of “bbb+”on $265 million 5.75% senior unsecured notes due 2023, as well as the shelf rating of “bbb+” on senior unsecured notes, “bbb” on subordinated notes and “bbb-” on preferred securities of Navigators’ publicly traded ultimate parent, The Navigators Group, Inc. (NAVG) [NASDAQ:NAVG]. The outlook for each rating remains stable. All companies are domiciled in New York, NY.