Paychex, Inc. is the second-largest payroll accounting service in the United States, just behind competitor Automatic Data Processing Inc. (ADP). The company processes payrolls for over 375,000 businesses nationwide. Paychex finds its clients mostly among small businesses with fewer than 200 employees, and its typical client has just 14 employees. Though payroll processing is its main service, Paychex also provides an array of human resource compliance and benefits administration services, including payroll tax and workers' compensation insurance administration, 401(k) plan record-keeping, and section 125--individual health care planning--administration. The firm also offers various employee pay options that include direct deposit. With headquarters in Rochester, New York, the company operates out of more than 100 offices across the United States.
source:www.fundinguniverse.com