Sioux Steel, Family owned since 1918
Sioux Steel Company manufactures grain bins, bunker walls, buildings, livestock equipment and garden beds right here in the heart of America! We're also proud to manufacture the safest sweep in the industry...the Daay Bin Paddle Sweep!
Koyker Manufacturing Inc., a division of Sioux Steel Company, is known for manufacturing high quality front end loaders, FlexStor grain bagging equipment and attachments for your tractor. Located in Lennox, SD, just 20 miles south of Sioux Falls, Koyker Manufacturing Inc. is proud to engineer and manufacture innovative products for your operation that offer the latest in design and efficiency.
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