Sellafield Ltd is the company responsible for safely delivering decommissioning, reprocessing, nuclear waste management and fuel manufacturing activities on behalf of the Nuclear Decommissioning Authority.
Now under the ownership of Nuclear Management Partners, Sellafield Ltd has the largest concentration of nuclear expertise in Europe, with over 50 years of experience.
Delivering on a commitment to the public and environment, we are reducing the hazard and risk from historic nuclear liabilities on the Sellafield site.
We have made visible progress in the field of high hazard and risk reduction; our key site priority. There are many challenges ahead and we are confident that we can continue to deliver excellent results, and deliver them safely.
Our achievements include the production of more than 5,000 containers of solid high level waste, reprocessing over 50,000 tonnes of spent nuclear fuel and processing over 3,000m³ of historic radioactive solvent stocks.
We are committed to setting the pace for safety and environmental care in nuclear clean-up; demanding the highest standards in all areas of our operations.
Under the ownership of NMP - an international consortium comprising of American, French and British expertise, we are combining our skills and experience with international capability to deliver high hazard risk reduction. Executive team / Company profile / What we do




With 36% of Britain's civil nuclear industry and almost half of the UK's nuclear workforce based in West Cumbria, Sellafield Ltd employs the most highly skilled nuclear workers in the world.
Measuring 6 sq miles, the Sellafield site is home to over one thousand nuclear facilities including the Magnox and Thorp reprocessing plants, the Sellafield MOX plant and a range of nuclear waste treatment facilities.
The Capenhurst site stores the bulk of the UK's inventory of depleted uranium and uranium hexafluoride; products that are potentially reusable in the nuclear fuel cycle, subject to UK government policy.
The Risley site is home to our engineering design capability as well as a number of support functions including our legal, human resources, communications and finance teams.
Wednesday 1st September 2010
Ten years of improvement work have been rewarded when a radioactive waste store dating back to the 1950s received approval for its continued safe operation as an interim beta gamma waste store. This achievement is all the more impressive as the building was never designed to store this type of ...