Sentinel is best known for their premier product, the Plainsman. The Plainsman is widely recognized as one of the finest all-steel buildings available. Using expert engineering, Sentinel makes these metal buildings stronger and they are quick and easy to erect. This means a lower cost without sacrificing quality for you, our customer. The Plainsman all-steel construction building can be custom designed to meet your specific needs. This makes it a versatile option for your large farm buildings, commercial warehouses, storage unit facilities, or commercial shop building needs.