Monte Gray is Lead General Counsel for the Shoshone-Bannock Tribes of the Fort Hall Reservation in southeastern Idaho. He joined the Tribes' Office of Tribal Attorneys in 2015 and advises the Fort Hall Business Council on the Tribes' treaty rights and land interests, including environmental regulation, amendments to the Tribes' treaties, and right-of-way negotiations.

He currently serves as lead counsel for the Tribes in United States v. Oregon (seeking recognition of off reservation fishing rights in the Columbia River); Shoshone-Bannock Tribes v. Simplot/USA in the Blackrock Land Exchange(preventing enlargement of toxic waste storage next to the reservation boundary); in Shoshone-Bannock Tribes v. United States, Union Pacific Railroad, and City of Pocatello and the related United States v. Union Pacific Railroad, in which the Tribes intervened (seeking recognition of tribal land rights pursuant to treaty amendments); and in the Hells Canyon FERC relicensing (recognition of off reservation rights in the rivers affected by the dams).

His work with the Tribes heavily focuses on land related issues.  He handles matters ranging from power and gas rights-of-ways to off reservation hunting and fishing rights to environmental issues.  He contributed to amicus briefing in Herrera v. Wyoming, and directs the Tribes' regulatory jurisdiction over contaminated lands at the Eastern Michaud Flats Superfund site

Mr. Gray practiced commercial litigation and bankruptcy in Pocatello from 1999 to 2015 and received the Idaho State Bar's 2014 Professionalism Award and the 2009 Denise O'Donnell Day Pro Bono Award. He holds a B.B.A. from Idaho State University in Accounting and a J.D. from the University of Idaho, and is licensed in Shoshone-Bannock Tribal Court, the Idaho state and federal courts, the Ninth Circuit and the U.S. Supreme Court.