American Express

American Express Company, also known as Amex, is an American financial services company that provides credit cards, merchant and travel services, and financing products.

• 🏠 Website
  • americanexpress.com #988
• 💼 Legal name
  • American Express Company
• 🏤 Headquarters
  • New York, United States
• 🗓️ Founded
  • 18 March 1850 (176 years ago)
• 💼 Subsidiaries
  • Resy, Tock
• 🔗 Links
  • Wikipedia
  • Amex acquires restaurant reservation platform Tock for $400m

⚡ Technologies

We track 3 technologies owned or developed by American Express Company that are used across the web.

#	Technology	Reach The percentage of websites using the technology out of the total number of sites analyzed.
1	American Express A global payment network and card issuer that provides charge, credit, and prepaid cards.	0.3%
2	Resy An American online restaurant reservation platform that lets customers book tables and helps restaurants publish real-time availability and manage bookings. $249+/month	0.04%
3	Tock An online reservation, table management, and hospitality platform owned by American Express|amex that helps restaurants, wineries, bars, and hotels manage bookings, events, and guest experiences. $269+/month	0.02%

🗃️ About This Data

• We evaluate the popularity of technologies based on the number of websites where we detect their usage.
• Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
• This report is based on the analysis of 3,604,716 websites.
• Statistics were last calculated on August 4, 2026.
• For more details, see our methodology and disclaimer.