Top Commercial Auto Insurance Carriers. Progressive commercial is one of the top commercial auto insurers in the nation, with extensive experience insuring commercial. Progressive is the best commercial auto insurer with the best overall savings.
Progressive is the largest commercial auto insurer in america providing insurance cover to 12% of the market. Acuity a mutual insurance co. As for market share, the top three auto insurers have a combined market share of 43.03%, while the top 10 claim a combined total of 73.54%.