Mr. Christiansen actively represents mining, petroleum, chemical, energy, and public utility interests throughout the western United States and Canada.
Mr. Christiansen is licensed to practice law in Arizona, California, Utah, and Washington, D.C. He was elected as Chair of the Great Basin Chapter of the Air & Waste Management Association for 2008. As a member of the Utah State Bar, he has served twice as Chair of the Environmental Law Committee within the Section on Energy, Natural Resources and Environment. From 1990-2002, Mr. Christiansen served as an Adjunct Professor at the J. Reuben Clark Law School, Brigham Young University, teaching a course in environmental law.