Sanborn started his career by working for
Joseph Glidden's Barb Fence Company in
DeKalb, Illinois, in 1864. By 1872, he began purchasing horses on the East Coast to sell them in
Denver, Colorado, with his colleague, Judson P. Warner. They established their headquarters in
Houston, Sanborn established the
Frying Pan Ranch near
Bushland, Texas, spanning acres of land in
Potter County and
Randall County. which lay on his Frying Pan Ranch. Three years later, he acquired the
Hutchins House and redeveloped it into a hotel in 1892. Subsequently, Sanborn became known as the "Father of Amarillo." ==Philanthropy==