About

Automatic Data Processing, Inc. (ADP) is an American public provider of human resources management software and services, headquartered in Roseland, New Jersey. The company was founded 76 years ago in 1949 as Automatic Payrolls, Inc. in Paterson, New Jersey. ADP operates in the business services and software industry, with a projected revenue of US$20.6 billion for 2025. While specific employee count and key leadership details are not provided, its public status and substantial revenue underscore its market position as a major player in HR management solutions.