Trainline builds an online marketplace and software that let consumers and partners search, book, and manage rail and coach travel via its apps, website, and APIs. It aggregates schedules and fares from over 270 carriers across roughly 45 countries, supports e-ticketing, payments, and disruption information, and earns commissions and fees on ticket sales. Founded in 1997 and headquartered in London, it is a public company listed on the London Stock Exchange.