The Emmerson family runs Sierra Pacific Industries (SPI), one of America's largest lumber, millwork, and biomass energy producers. All in all, the moneyed family owns more than 2.4 million acres of forested land. Most of it is in California, Oregon, and Washington, but the third-generation firm also has sawmills, window factories, and biomass-fueled power plants in several other states.

The Emmersons have been the largest landowners in America since 2021.

Now discover the best and worst American states to work in, ranked

Updated by Alice Cattley

America's biggest landowners revealed