Intrepid Potash Inc. appointed Brian Stone as COO and Kyle Smith as general counsel-land, minerals, water, oilfield solutions and government affairs. Stone has spent 34 years in all phases of the oil and gas industry, most recently as COO for Hupecol Operating Co. Prior to joining Hupecol, Stone was employed by J.M. Huber Corp., initially as vice president of energy marketing and later as chief risk officer.