Chubb has solid financial strength ratings from all of the major rating agencies. This means that businesses can be confident that their policy will be honored if they ever need to file a claim. AM Best rates Chubb with an A++ (Superior) rate, Standard & Poor with an AA, and Moody’s with an A3 rating. However, we noticed that Chubb is not a BBB-accredited company, which could be considered a downside by some prospective clients. Browse the full list.