Cameco Corporation provides uranium for the generation of electricity. It operates through Uranium, Fuel Services, Westinghouse segments. The Uranium segment is involved in the exploration for, mining, and milling, purchase, and sale of uranium concentrate. The Fuel Services segment engages in the refining, conversion, and fabrication of uranium concentrate, as well as the purchase and sale of conversion services. This segment also produces CANDU reactor fuel bundles and other reactor components. The company offers nuclear fuel processing services. The Westinghouse segment engages in the manufacture of nuclear reactor technology original equipment. This segment provides products and services to commercial utilities and government agencies; and outage and maintenance services, engineering support, instrumentation and controls equipment, plant modification, and components and parts to nuclear reactors. It sells its uranium and fuel services to nuclear utilities in the Americas, Europe, and Asia. Cameco Corporation was incorporated in 1987 and is headquartered in Saskatoon, Canada.

NexGen Energy Ltd., an exploration and development stage company, engages in the acquisition, exploration, and evaluation and development of uranium properties in Canada. It holds a 100% interest in the Rook I project that consists of 32 contiguous mineral claims totaling an area of 35,065 hectares located in the southwestern Athabasca Basin of Saskatchewan. The company is headquartered in Vancouver, Canada.

enCore Energy Corp. engages in the acquisition, exploration, and development of uranium resource properties in the United States. It holds a 100% interest in the Crownpoint and Hosta Butte uranium project that covers 3,020 acres located in the Grants Uranium Belt, New Mexico. The company also has interests in the Marquez-Juan Tafoya property, which consists of 14,582 acres located in McKinley and Sandoval counties of New Mexico; and the Nose Rock project that covers 42 owned unpatented lode mining claims comprising approximately 800 acres located in McKinley County, New Mexico. In addition, it holds interests in the White Canyon District and Utah property package, including the Geitus, Blue Jay, Marcy Look, and Cedar Mountain projects located to the northwest of the White Mesa Mill at Blanding County, Utah. Further, the company has a 100% interest in the Dewey Burdock project that comprises approximately 12,613 surface acres and 16,962 net mineral acres located in South Dakota; the Gas Hills project, which consists of approximately 1,280 surface acres and 12,960 net mineral acres of unpatented lode mining claims located in Wyoming; and the West Largo project that consist of approximately 3,840 acres located in McKinley County, New Mexico. Additionally, it holds a 100% interest in the Ambrosia Lake - Treeline property that consists of deeded mineral rights totaling 24,555 acres and unpatented mining claims covering approximately 1,700 acres; and the Checkerboard mineral rights covering a land position of approximately 300,000 acres located in the Grants Uranium District. The company is headquartered in Corpus Christi, Texas.

Snow Lake Resources Ltd., a natural resource exploration company, engages in the exploration and development of mineral resources in Canada. It explores for uranium and lithium mineral resources. The company was incorporated in 2018 and is based in Winnipeg, Canada.

Foremost Clean Energy operates as an emerging uranium and lithium exploration company in North America. It has an option to earn approximately 70% interest in 10 prospective uranium properties spanning 330,000 acres in the prolific, uranium-rich Athabasca Basin. The company was formerly known as Foremost Lithium Resource & Technology Ltd. and changed its name to Foremost Clean Energy Ltd. in September 2024. Foremost Clean Energy Ltd. was incorporated in 2005 and is headquartered in Vancouver, Canada.

Uranium Energy Corp., together with its subsidiaries, engages in exploration, pre-extraction, extraction, and processing of uranium and titanium concentrates properties in the United States, Canada, and the Republic of Paraguay. The company owns interests in the Allemand-Ross, Antelope, Barge, Black Hills, Brown Ranch, Bull Springs, Central Shirly Basin, Charlie, Christensen Ranch, Clarkson Hills, Crooks Creek, Crook's Mountain, Crossroads, Cyclone Rim, East Shirley Basin, Gas Hills, Horse Creek, Irigaray, Jab/West Jab, Ludeman, Moore Ranch, Mule Creek, Niles Ranch, Nine Mile Lake, Pine Ridge, Pine Tree U1, Pumpkin Creek, Red Rim, Reno Creek, Ross Flats, Sand Creek, South Pine Ridge, South Reno Creek, South Sweetwater, Stewart Creek, Taylor Ranch, Twin Buttes, West Beaver Rim, West Crook's Creek, and West Sweetwater properties located in Wyoming, the United States; and Burke Hollow, Goliad, La Palangana, Salvo, and Longhorn projects situated in Texas. It also owns the Anderson, Los Cuatros, and Workman Creek mines located in Arizona; C de Baca and Dalton Pass projects situated in New Mexico; Alexandra, Beatty River, Black Lake, Brander Lake, Candle Lake, Carswell, Christie Lake, Close Lake, Cree Extension, Diabase Peninsula, Erica, Henday, Hidden Bay, Horseshoe-Raven, Key West, Laurie, Millennium, Milliken, Mirror River, Moon Lake, Moore Tomblin, Nikita, Riou Lake, Roughrider, Shea Creek, Uchrich, Waterfound River, West Bear, Wheeler River, and Wolly properties located in Saskatchewan, Canada; and Kiggavik project situated in Nunavut, and the Yutty and Oviedo properties located in Paraguay, as well as owns and operates a processing plants and facilities, consisting of Irigaray Central and Christensen Ranch in Wyoming; and Hobson Central in Texas. The company was formerly known as Carlin Gold Inc. and changed its name to Uranium Energy Corp. in January 2005. Uranium Energy Corp. was incorporated in 2003 and is headquartered in Corpus Christi, Texas.

Ur-Energy Inc. engages in the acquisition, exploration, development, and operation of uranium mineral properties. The company holds interests in 12 projects located in the United States. Its flagship property is the Lost Creek project comprising a total of approximately 1,800 unpatented mining claims and three Wyoming mineral leases covering an area of approximately 35,400 acres located in the Great Divide Basin, Wyoming. The company was incorporated in 2004 and is headquartered in Littleton, Colorado.

Denison Mines Corp. engages in the acquisition, exploration, and development of uranium bearing properties in Canada. Its flagship project is the Wheeler River uranium project covering an area of approximately 300,000 hectares located in the Athabasca Basin region in northern Saskatchewan. The company was formerly known as International Uranium Corporation and changed its name to Denison Mines Corp. in December 2006. Denison Mines Corp. was incorporated in 1936 and is headquartered in Toronto, Canada.