text: Andrew Cornelius Carnegie (properly Eng, but commonly /ˈkɑrnɨgi/ or /kɑrˈnɛgi/) (November 25 1835 – August 11 1919) was a Scottish industrialist, businessman, a major philanthropist, and the founder of Pittsburgh's Carnegie Steel Company which was later merged with Elbert H. Gary's Federal Steel Company and several smaller companies to create U.S. Steel.