AON vs HLT Comparison

Aon is a leading global provider of insurance and reinsurance brokerage and human resources solutions. Its operations are tilted toward its brokerage operations. Headquartered in London, Aon has about 60,000 employees and operations in over 120 countries.

Hilton Worldwide Holdings operates 1.36 million rooms across its 27 brands, serving the premium economy through luxury segments. Hampton and Hilton are the two largest brands, representing 27% and 18%, respectively, of the company's total rooms, as of Dec. 31, 2025. Recent brands launched over the past few years include Home2, Curio, Canopy, Spark, Tru, Tempo, LivSmart, and Outset. Additionally, there is a partnership with Small Luxury Hotels of the World and acquisitions of NoMad and Graduate Hotels. Managed and franchised hotels represent the vast majority of adjusted EBITDA, predominantly from the Americas.