Office of Economic Transformation Back to Search Office of Economic Transformation Categories Economic Development 300 W. Sinclair St. , Gillette , WY , 82718 3251 S. 4J Rd. , Gillette , WY , 82718 (307) 306-8606 http://www.gillettecollegefoundation.org/ Share × Print Email Facebook LinkedIn X Pinterest Powered By GrowthZone