1 ADP Boulevard
Roseland NJ, 07068
USA
ADP is one of the largest independent computing service firms in the world, with more than $4.5 billion in annual revenues and more than 425,000 clients. ADP provides computerized transaction processing, data communications, software, and information services in virtually every industry. ADP Employer Services is the world's largest provider of payroll services and human resource administration systems. It offers a comprehensive range of benefits administration, payroll, payroll and business tax deposits and reporting, time and attendance, 401(k) recordkeeping and unemployment compensation management services.
In addition, ADP provides securities transaction processing and investor communications services to the brokerage and financial communities; industry-specific computing and consulting services to auto and truck dealers; and computerized, automated auto-repair estimating and auto parts availability services to the auto-repair industry.