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Paychex
Paychex
Fortune 1000 rank: 921
Best Companies rank: 51
No. of U.S. employees: 11,622
Most common salaried job: Sales Representative
Avg. pay in that job: N.A.

What makes it so great? With more than 100 locations offering payroll services for small and medium-sized businesses, training is key. The average: 107 hours per employee.

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Last updated April 24 2008: 10:56 AM ET