ADP vs CSX Comparison

Automatic Data Processing, or ADP, is a global, cloud-based human capital management provider offering payroll, compliance, talent management, benefits administration, and retirement services. The firm also provides HR outsourcing services, including PEO offerings, enabling clients to reduce HR overhead. Its broad suite serves customers of all sizes across diverse sectors, and the firm holds large market shares in its core markets. As of fiscal 2025, ADP counts over 1.1 million clients and manages payroll for more than 42 million workers across 140 countries.

Operating in the Eastern United States, Class I railroad CSX generated revenue of nearly $14 billion in 2025. On its more than 21,000 miles of track, CSX hauls shipments of coal (16% of consolidated revenue), chemicals (17%), intermodal containers (16%), automotive cargo (7%), and a diverse mix of other bulk and industrial merchandise.