Donegal Group's insurance subsidiaries and Donegal Mutual Insurance Company conduct business together as the Donegal Insurance Group. The Donegal Insurance Group has received an A (Excellent) rating from the A.M. Best Company, which is respected as a leading provider of financial rating services to the insurance industry. A.M. Best Company noted the Donegal Insurance Group's "balance sheet strength, which AM Best assesses as very strong, as well as its adequate operating performance, neutral business profile and appropriate enterprise risk management."