Company Story
1906 - Knife River Corporation was founded by John H. Larson as a small gravel operation in Knife River, Minnesota.
1915 - The company began to expand its operations, acquiring several small gravel pits and quarries in the region.
1920 - Knife River Corporation started to diversify its business, entering the construction industry with the formation of a road-building division.
1940 - The company continued to grow, acquiring several construction companies and expanding its operations into new markets.
1955 - Knife River Corporation went public with an initial public offering (IPO) of common stock.
1960 - The company began to expand its operations into new regions, including the western United States.
1970 - Knife River Corporation acquired several large construction companies, further expanding its operations.
1980 - The company continued to grow, both organically and through strategic acquisitions.
1990 - Knife River Corporation expanded its operations into the energy sector, providing construction services to the oil and gas industry.
2000 - The company continued to diversify, entering the mining industry with the acquisition of several mining operations.
2010 - Knife River Corporation expanded its operations into new markets, including the renewable energy sector.