Reliable equipment and a parts team that keeps us running through the season.

Family Owned Since 1974
A family owned and operated farm equipment business serving North Dakota from Jamestown and Casselton.

Family Owned Since 1974
Bison Machinery is a family owned and operated farm equipment business since John Romsdal opened our doors in 1974. 2nd generation owners Fran, Bob, & Stu Romsdal operated our Jamestown & Casselton, ND locations and Jeff is now bringing up the 3rd generation ranks. Reliability and dependability to our customers is our #1 goal and continues to be our focus for generations to come. We strive to carry lines that prove to be on the cutting edge of farming and construction for the future. Our service department features skilled technicians, factory-trained to service products we sell. We also stock a large inventory of accessories and parts for the products we carry and have the latest computer technology to quickly find any part you may ever need.

Why Choose Bison Machinery
Local experts, full product support, and job-ready inventory for agriculture and construction customers across North Dakota.
Three generations serving ND farmers and contractors.
Parts, service, and factory-trained technicians.
Massey Ferguson, Bobcat, Versatile, Gleaner, and more.
What Customers Say
We buy and service through CSI. Inventory is solid and delivery is on time.
Financing help and local support make CSI an easy partner for our fleet.
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