ADP is a global provider of payroll, human-capital management and workforce technology that employs just over 36,900 people. Recent staffing data shows 2,329 net new hires were added while 2,523 employees departed, indicating a relatively balanced cycle of recruitment and turnover. The company maintains a diversified talent base that supports its suite of HR, payroll and benefits solutions for businesses of varying sizes.
Sales and Support is ADP’s largest function with about 10,296 employees, representing roughly 28 % of the total workforce and underscoring the scale of its client-facing operations. Engineering follows at 6,833 employees (approximately 19 %), reflecting the resources dedicated to product development and platform reliability. Marketing & Product teams account for 6,038 employees (16 %), while Human Resources and Finance & Administration collectively employ nearly 5,900 people. Smaller yet important groups such as Business Management, Program & Project Management, Operations and Consulting round out the organizational chart, ensuring coverage across strategic planning, delivery execution and advisory services.
ADP’s employees are distributed across a wide network of offices. The single-largest concentration outside the “Other” category (2,772 employees working remotely or in smaller hubs) is in Atlanta, GA with 1,910 team members, followed closely by New York, NY at 1,771. Additional U.S. talent clusters include El Paso, TX (1,001), Los Angeles, CA (582), Augusta, GA (602), Chicago, IL (442), Louisville, KY (404) and Allentown, PA (517). Internationally, Hyderabad, India hosts 637 employees, highlighting the firm’s global engineering and service capabilities.