Union Pacific Corporation vs Paychex
Side-by-side comparison of AI visibility scores, market position, and capabilities
Union Pacific (UNP) reported $24.3B revenue in FY2024, up 1% YoY. Largest US railroad by market cap. Operates 32,000 miles of track in Western US. ~32,000 employees. HQ: Omaha, NE.
About
Union Pacific Corporation is the largest railroad in the United States by revenue and market capitalization, headquartered in Omaha, Nebraska. Founded in 1862 (chartered by Congress to build the transcontinental railroad), Union Pacific operates 32,000 route miles of track across 23 US states west of the Mississippi River, connecting the Gulf Coast, Pacific Coast, and major Midwest cities. The company reported revenues of $24.3B in FY2024, up approximately 1% year-over-year, with a market capitalization of approximately $140B.
Rochester NY HCM and payroll platform (NASDAQ: PAYX) at $5.5B+ FY2025 revenue; $4.1B Paycor HCM acquisition (April 2025) adding 49,000 clients competing with ADP for US small and mid-market HR platform.
About
Paychex, Inc. is a Rochester, New York-based human capital management (HCM) and payroll company — publicly traded on NASDAQ (NASDAQ: PAYX) as an S&P 500 component — serving nearly 800,000 clients across the United States and Europe with payroll processing, HR technology, employee benefits administration, retirement services, insurance services, and PEO/ASO solutions through the Paychex Flex cloud platform. In fiscal year 2025, Paychex reported annual revenue exceeding $5.5 billion with more than 16,000 employees. In April 2025, Paychex completed the acquisition of Paycor HCM for approximately $4.1 billion — the largest acquisition in Paychex history — adding 2,900 employees, 49,000 clients, and HCM capabilities for 2.7 million employees, significantly expanding Paychex's presence in the mid-market and enterprise segments. AI-powered Paychex Recruiting CoPilot and HR analytics tools reflect Paychex's technology investment. Founded in 1971 by Tom Golisano in Rochester with $3,000 in initial capital, Paychex pioneered affordable payroll outsourcing for small businesses.
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