OLDWICK, N.J.--(BUSINESS WIRE)--A.M. Best has commented that the issuer credit rating (ICR) of “bbb+” of Symetra Financial Corporation (Symetra) (headquartered in Bellevue, WA) (NYSE:SYA), as well as the financial strength rating of A (Excellent) and the ICRs of “a+” of the two domestic life/health insurance subsidiaries of Symetra: Symetra Life Insurance Company (headquartered in Bellevue, WA) and its subsidiary, First Symetra National Life Insurance Company of New York (New York, NY), are unc