A financial heavyweight has been appointed to the board of the National Nuclear Laboratory.

Iain Clarkson, who until recently was chief financial officer at global programme, project management and technical consultancy WYG Plc, will take up the role of non-executive director on October 2.

Previously, Mr Clarkson has worked as finance director for Amec Foster Wheeler’s clean energy business and held a number of finance director positions at global nuclear technology provider Westinghouse Electric Company, which included two stints based in the United States.

Mr Clarkson started he career with Coopers & Lybrand – now part of accountancy giant PwC – where he qualified as an ACA before moving into corporate finance to work on mergers and acquisitions.

He moved into the energy industry in 1996, has gained more than two decades of experience working with international consulting and engineering firms.

Paul Howarth,, NNL chief executive, said: “I’m delighted that Iain is joining the board as he brings extensive experience, having held senior executive level financial roles.

“He therefore combines both nuclear industry sector knowledge with financial and commercial experience covering both public and private sector organisations. At this exciting time for NNL’s development, Iain’s experience will be a most welcome addition.”

Mr Howarth also welcomed the reappointment of Claire Flint, who will serve on the board for a further three years from October 22.

She initially became a non-executive director in April 2017, having previously served on the board from 2014-16, under the Government’s Women on Board scheme.