All Koyker Manufacturing products are now live on View Koyker Products

Territory Managers & Reps

Please scroll down to find territory representatives for specific products lines.

If you like the products you see on our website and you would like to visit a Sioux Steel dealer--or become a Sioux Steel dealer--please feel free to contact us at 1-800-557-4689 or one of our territory representatives below.

Territory Managers & Reps

Farm Grain Systems & Daay Sweeps

Commercial Grain Systems & Daay Sweeps

Livestock Equipment

Pro·Tec Buildings

International - All Products