NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) assigns the following insurance financial strength ratings (IFSR) to the key operating subsidiaries of Heritage Insurance Holdings, Inc. (HIH) (NYSE: HRTG): BBB+ to Heritage Property & Casualty Insurance Company (HPCIC); A- to Narragansett Bay Insurance Company (NBIC); and BBB+ to Zephyr Insurance Company, Inc. (ZIC) (collectively referred to as Heritage). Additionally, KBRA assigns an issuer rating of BBB- to HIH. The Outlook for a