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Mark Foy

Chief Executive & Chief Nuclear Inspector

Mark was appointed Chief Executive and Chief Nuclear Inspector of the United Kingdom’s Office for Nuclear Regulation (ONR) from 1 June 2021 having been ONR’s Chief Nuclear Inspector since 2017.

He is an Executive Board member of the ONR and acts as Regulatory Head to provide independent authoritative expert advice on nuclear safety, security and safeguards to the ONR Board, Ministers and Parliament.

During the last 20 years he has successfully led ONR’s regulation across various sectors of the nuclear industry, securing improvements in safety and security performance. 

Mark has 35 years’ experience of the UK’s civil and defence nuclear industry, combined with extensive international experience, having undertaken various senior roles within the international regulatory community. He provides authoritative leadership and insight on nuclear safety and its regulation.

Mark is a Chartered Fellow of the UK’s Nuclear Institute and has an honours degree in Mechanical Engineering.

Register of Interests

1 Companies, partnerships, trusts or other bodies of which you are a paid employee. None
2 Companies and organisations in which you or your family or close associates: None
a) has/have a controlling interest, or
b) is/are a Director or Partner, or
c) has/have shares or securities with a nominal value of more than £25,000 or one hundredth of the total issues share capital, and
d) could be involved in the supply of goods or services to, or have business dealings with the ONR
3 Non-profit making organisations (e.g. charities, housing associations) where you or your close family are Trustees, or on the Committee of Management or other controlling body and which might receive grants, carry out activities designed to promote or develop the organisation, or have other significant dealings with the ONR. None
4 Any land or property in which a member has a direct interest and is clearly within ONR's sphere of activities. None
5 Membership of local authorities, health authorities and trusts, the Magistrates Bench, and relevant voluntary sector bodies. None