Schuneman Equipment Co.

Headquarters: Fargo, N.D.

Employees: 2,457

Description: Founded in 1968, RDO Equipment Co. sells and supports agriculture, environmental, positioning, surveying and irrigation equipment from manufacturers including John Deere, Vermeer and Topcon. With more than 75 locations across the United States, including partnerships in Russia, Ukraine and Australia, RDO Equipment Co. is a total solutions provider.

Website: rdoequipment.com

Steffes Corporation

Headquarters: Dickinson, N.D.

Employees: 320

Headquarters: Milbank, S.D.

Employees: 190

Description: Schuneman Equipment is a family-owned, authorized John Deere dealership with six stores in South Dakota and Minnesota. The company offers sales, service and parts for a variety of agriculture, lawn and garden and home workshop products, including John Deere, STIHL, New Leader, Brent, Unverferth, Kuhn/Knight, Frontier, Summers, Top Air, J&M, Wishek, Meyer, Gates, Degelman and Notch.

Website: schunemanequipment.com

Description: Steffes Corporation began in the 1940s as a small manufacturing operation and grew into a steel fabrication business, manufacturing replacement snowmobile skis, hopper-bottom storage bins, furniture frames and a variety of custom-designed equipment. In 2007, Steffes entered the oil and gas industry, starting in the Bakken Shale formation, and quickly became a leading manufacturer. Steffes provides manufactured products and technical services in areas such as flare systems, automation and control systems, treater and separator systems, steel berms, walkways, staircases, cattle guards, berm walkovers and various other accessories.

Website: steffes.com