You can count on the dedicated and courteous professionals at Nack & Associates Inc. to cater to all your grain elevator needs and industrial and commercial crane services. We are a family-owned and operated business that take great care in providing you with high-quality services. Nack & Associates Inc. offers Grain elevator repair and construction to the Osage, IA area. We also provide 28 & 40 ton crane service and grain legs to the area.