HEI vs EBAY Comparison

Heico is an aerospace and defense supplier that focuses on creating replacement parts for commercial aircraft and components for defense products. In commercial aerospace, Heico is the largest independent producer of replacement aircraft parts. In the defense market, the company produces niche subcomponents used in targeting technology as well as simulation equipment, among other categories. It operates two segments: the flight support group and the electronic technologies group. Both supply the aerospace and defense sectors to different degrees. Heico is persistently acquisitive, focusing on companies in similar or adjacent markets that offer strong cash flow and profitable growth potential.

Founded in 1995, eBay operates one of the world's largest online marketplaces, connecting buyers and sellers across more than 190 markets. In 2025, the firm generated $11.1 billion in revenue on nearly $80 billion of gross merchandise volume, serving 135 million active buyers and 18 million active sellers (users who closed at least one transaction in the past year). The firm monetizes its marketplace primarily through transaction fees and advertising, with 52% of revenue derived from the US and the remainder from international markets. In a bid to expand its reach among Generation Z and in the recommerce sector, eBay announced the $1.2 billion acquisition of fashion resale app Depop from Etsy in early 2026.