SEIC vs PAYC Comparison

SEI Investments provides investment processing, management, and operations services to financial institutions, asset managers, asset owners, and financial advisors in four material segments: private banks, investment advisors, institutional investors, and investment managers. SEI also has a minority interest in LSV Asset Management, a value equity asset manager with about $99 billion in assets under management. As of December 2025, SEI (including LSV) manages, administers, or advises about $1.9 trillion in assets.

Founded in 1998, Paycom is a human capital management software-as-a-service provider addressing customer requirements surrounding payroll, talent acquisition, talent management, HR management, as well as time and labor. The company primarily services midsize businesses within the United States, targeting businesses with 50-10,000 employees. The company primarily generates revenue through the sale of subscriptions providing access to its HCM platform. To a lesser extent, the company also generates revenue from implementation services provided to customers as well as interest income generated from customer funds. As of fiscal 2024, the company serviced slightly over 37,500 customers and stored data on over 7 million employees.