David Cockburn was appointed on 1 August 2001 and re-appointed in 2004, 2007, 2010 and 2012. Cockburn retired on 30 June 2016. He has chaired the Industrial Law Society (ILS), the Employment Lawyers Association (ELA), and the Employment Law Committee of the
Law Society. He was also the founder treasurer of
the Institute of Employment Rights a trade union funded "think tank" managed by an executive committee composed of senior union officers, academics and lawyers. Prior to being Certification Officer he was a senior partner of trade union firm Pattinson and Brewer. He is currently a vice-president of the ILS and the ELA and a member of the editorial board of the Encyclopaedia of Employment Law and the Industrial Law Journal. He is also a part-time chairman of
Employment Tribunals and a visiting professor at the
Middlesex University Business School. Gerard Walker was appointed as the Certification Officer by the
Secretary of State for Business, Innovation and Skills on 29 June 2016. The appointment was on an interim basis for the period 1 July 2016 to 30 November 2016. The appointment was extended on 24 November 2016 and was extended until December 2017. Walker was responsible for a ruling that foster carers could not form a union, which was then reversed by the Court of Appeal in
National Union of Professional Foster Carers v Certification Officer [2021] EWCA Civ 548 as a violation of fundamental human rights and the Act of Parliament. Sarah Bedwell was appointed as Certification Officer in December 2017. Stephen Hardy took up the role on 1 October 2025. ==Recognition==