Fortune 1000 rank: 654
Best Companies rank: 56
No. of U.S. employees: 4,662
Most common salaried job (Avg. Pay):
What makes it so great? The construction firm's employees applaud CEO Bill Dorey, who "isn't afraid to admit he doesn't know something." There's no salary cap, but Dorey's salary is only ten times that of many heavy-construction-equipment operators.