Knife River - South Dakota is a premier construction materials supplier, rooted in over 70 years of industry experience. Initially established with a small processing plant for crushed rock in Sioux Falls in 1930, the company has grown immensely, now managing multiple aggregate and concrete production facilities across eastern South Dakota, including operations in Chancellor, Yankton, and Sioux Falls. In 1952, it was acquired by Sweetman Construction Co., which diversified its services beyond heavy/highway construction.
Today, Knife River - South Dakota is prominent in providing a broad spectrum of materials and services, including ready-mix concrete, asphalt, sand and gravel, and aggregate, designed to meet the diverse needs of the construction industry. With a dedicated workforce of over 5,600 employees, Knife River emphasizes a strong commitment to its core values: People, Safety, Quality, and Environmental Responsibility. These values guide the company in delivering exceptional service while ensuring that safety protocols are strictly adhered to at all job sites.
The company is especially focused on environmental sustainability, recognizing the importance of reducing its environmental footprint. This is achieved through practices like precise estimation of concrete quantities to minimize waste, utilizing recycled materials whenever possible, and controlling water runoff during construction projects. Knife River continues to innovate and adopt best practices to support its mission of being a responsible steward of the environment while providing robust solutions tailored to commercial, residential, and infrastructure needs.
Being part of Knife River Corporation, a subsidiary of MDU Resources, the company has access to extensive resources and expertise, further enhancing its capabilities in the industry. As it moves forward, Knife River - South Dakota remains committed to exceeding customer expectations through quality materials and unparalleled service.
