LeTourneau was founded by R.G. LeTourneau in 1929 as R.G. LeTourneau Inc. The company has been sold and resold over the years, with the earthmoving products sold to Joy Global in 2011. Komatsu acquired Joy Global in 2016 and now manufactures the large wheel loaders for surface mining, providing the industry’s largest model sizes and payload capacities. Joy Global was renamed Komatsu Mining Corp.
Read more on Komatsu Mining's history here.