Uranium & nuclear sector companies (US & Canada) + Italy

Company	Country of origin	Field of operation	Brief description of business
BHP	Australia	Uranium mining	Owner and operator of the Olympic Dam underground copper and uranium mine in South Australia.
Paladin Energy	Australia	Uranium mining	Paladin Energy is an Australian mining company developing a number of uranium projects in Australia and Africa.
Cameco	Canada	Uranium mining, nuclear fuel	Cameco is a Canadian mining company accounting for 19% of world uranium production. Cameco owns and operates mines in Canada and the United States and holds land positions in areas for new uranium discoveries in Canada and Australia. In addition to mining, Cameco is also active in the refining and conversion of uranium, and in fuel manufacturing.
Uranium One	Canada	Uranium mining	Uranium One, a subsidiary of ARMZ Uranium Holding, is a Canadian uranium producer with interests in the uranium mines in Kazakhstan, United States, and South Africa.
Ansaldo Nucleare	Italy	Nuclear engineering	Ansaldo Nucleare, a subsidiary of Ansaldo Energia, a part of the Finmeccanica-Group, and works on engineering, construction, operations assistance, waste management and decommissioning projects at nuclear plants worldwide.
Enel	Italy	Electricity generation	Enel has nuclear activities in Russia (no operating projects yet), France (a 12.5% stake in the Unit 3 of Flamanville Nuclear Power Plant), Slovakia (66% stake in Slovenské elektrárne), Spain (92% stake in Endesa) and Italy (a joint venture with Edf named Sviluppo Nucleare Italia Srl).
EnergySolutions	United States	Low Level nuclear waste disposal	EnergySolutions is the largest nuclear waste company in the United States.
Fluke Corporation[3]	United States	Radiation Monitoring Systems	Victoreen specializes in radiation detection equipment. Founded in 1928 by John Austin Victoreen, Victoreen was the only maker of nuclear instruments until 1946. Victoreen's early contract to build instruments was to support the development of the first atomic bomb as part of the Manhattan Project. After the end of WWII, Victoreen was the major supplier of instruments for the first atomic tests in the Marshall Islands in 1946 for the Able, Baker and Charlie tests. Victoreen provided 95% of the instrumentation for the South Pacific atomic bomb tests and became known as the "First Nuclear Company". Today Victoreen has equipment installed in hundreds of facilities and nuclear power plants across the world.
Dominion Resources	United States	Electricity generation	Dominion Resources through its three daughter companies operates the Kewaunee Power Station (556 MW, north eastern Wisconsin), Millstone Nuclear Power Plant (2,103 MW, Connecticut), North Anna Nuclear Generating Station (1,806 MW) and Surry Nuclear Power Plant (1,598 MW).
Duke Energy	United States	Electricity generation	Duke Energy operates the Catawba Nuclear Station, Oconee Nuclear Station, and McGuire Nuclear Station. It plans to build the William States Lee III Nuclear Generating Station.
GE Hitachi Nuclear Energy	United States/Japan	Nuclear reactor engineering; Engineering, procurement and construction; Nuclear fuel	GE Hitachi Nuclear Energy, a partnership of General Electric and Hitachi (in Japan the partnership is Hitachi-GE Nuclear Energy), is a provider of advanced reactor technology and nuclear services, including manufacturing nuclear fuel and uranium enrichment services.
NRG Energy	United States	Electricity generation	NRG Energy is an operator of the South Texas Nuclear Generating Station. Together with Toshiba it develops additional units at the plant.
South Carolina Electric and Gas Company	United States	Electricity generation	South Carolina Electric and Gas Company (SCE&G), a subsidiary of SCANA Corporation, is an operator of the Virgil C. Summer Nuclear Generating Station
Southern Company	United States	Electricity generation	Southern Company through its subsidiaries Alabama Power and Georgia Power operates the Joseph M. Farley Nuclear Generating Station, Edwin I. Hatch Nuclear Power Plant, and the Vogtle Electric Generating Plant.
UniStar Nuclear Energy	United States	Electricity generation	UniStar Nuclear Energy, a joint venture of EDF and Constellation, is a developer of new units at the Calvert Cliffs Nuclear Power Plant, Nine Mile Point Nuclear Generating Station, Callaway Nuclear Generating Station, and the Bell Bend Nuclear Power Plant.
Westinghouse Electric Company	United States	Nuclear fuel cycle, nuclear engineering, engineering, procurement and construction	Westinghouse Electric, a subsidiary of Toshiba, offers nuclear fuel, services, technology, plant design and equipment.
Constellation	United States	Electricity generation	Constellation Energy Nuclear Group, a joint venture of Constellation and EDF, is an operator of the Calvert Cliffs Nuclear Power Plant, Robert Emmett Ginna Nuclear Power Plant, and Nine Mile Point Nuclear Generating Station.
Nuclear Fuel Services	United States	Nuclear fuel	Nuclear Fuel Services is a nuclear fuel manufacturer.
Sequoyah Fuels Corporation	United States	Nuclear fuel	Sequoyah Fuels Corporation, a subsidiary of General Atomics, is a uranium processing company in the United States.
United States Enrichment Corporation	United States	Uranium enrichment	United States Enrichment Corporation, is a uranium enrichment company in the United States.
US Nuclear Corp	United States	Radiation Detection, Tritium Equipment	US Nuclear Corp. is a radiation detection company specializing in advanced tritium detection monitors through its Overhoff Technology division and radiation detection devices from its Technical Associates (Optron Scientific Corp) division in the United States.