Its first commercial application was Basecamp, followed by Backpack, Campfire, and Highrise.
The firm was co‑founded in 1999 by Jason Fried, Carlos Segura, and Ernest Kim as a web design company called 37signals.Since mid‑2004, the company's focus has shifted from web design to web application development.
Basecamp is an American web software company based in Chicago, Illinois.
