I am not a fan of the ATA organization as a whole. But I do agree w their assessment that drivers for a private fleet earn exponentially more than the for hire carrier drivers, and in my experience better working conditions.
As we see the private carriers turning to contract and ltl trucks to fulfill needs and cut costs
I'm posting a list of the largest privates in the country, broken down to sectors and regions, and if your in the market for change this may help.