Jon Seddon

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Jon Seddon was interim finance director and head of corporate services at the Office for Nuclear Regulation from early 2010 until March 2012.


Seddon previously worked for United Utilities and was a former finance director at Sellafield for British Nuclear Fuels between 2003 and 2009. He had held various other finance director roles with government departments such as the Highway Agency (1994-2000) and firms such as BAE Systems (1990-93) and ABB Nera Ltd (1992 – 1994). [1]

Nuclear regulator under fire for its directors' tax arrangements

In February 2012, Seddon was one of two ONR senior officials who had their contracts terminated by the Health and Safety Executive after it emerged via the Exaro investigative website that they were receiving payment through private companies rather than the staff payroll. Seddon was paid via his company SEUC Company Ltd. [2] The other official was chief operating officer. Paul Brown. [3]



  1. Jon Seddon, LinkedIn, undated, acc 16 October 2013
  2. Rajeev Syal, Nuclear regulators paid through private firms will not have contract renewed, The Guardian, 24 February 2012
  3. David Hencke and Fredericka Whitehead, Top nuclear regulator fired for being paid 'off payroll', ExaroNews, 24 February 2012