Who we are

Professor Cosmo Graham, Chairman & Trustee (from April 2019)

Professor Cosmo Graham

Professor Cosmo Graham

Cosmo Graham is a Professor of Law at the Leicester Law School, University of Leicester and Director of the Consumer and Essential Services Unit. He has undertaken extensive law and policy research into the regulation of essential services with a focus on the representation of the consumer interest, consumers in vulnerable circumstances and dispute resolution. He was a member of the Competition Commission from 1999 until 2008 and a member of the European Commission’s working group on vulnerable consumers in the energy sector. He was elected Chair of the Essential Services Access Network in April 2019.

Roger Darlington, Chairman & Trustee (until April 2019)

Roger Darlington

Roger Darlington

Since he took early retirement from his full-time employment as Head of Research at the Communication Workers Union, Roger Darlington has spent 16 years as a part-time portfolio worker representing consumers in regulated sectors. He has served on a variety of bodies including Postwatch, Consumer Focus, Communications Consumer Panel, Consumer Forum for Communications, DCMS Consumer Expert Group, 4G/TV Coexistence Oversight Board, Good Things Foundation, Internet Watch Foundation, Nominet Policy Stakeholder Committee, EE External Advisory Board, Citizens Advice Post Offices Advisory Group, and South East Water Customer Challenge Group/Customer Panel. He became Chair of the Essential Services Access Network in January 2016.

Matthew Vaughan-Wilson, Vice-Chairman & Trustee

Matt Vaughan-Wilson

Matt Vaughan-Wilson

Matt Vaughan Wilson is Partnerships Manager at the Money Advice Trust. Prior to joining the Trust, Matt worked in teaching and research roles at the University of Birmingham, where he completed a PhD in History. Matt worked as a money adviser at National Debtline for several years, before moving into policy and business development roles for the Money Advice Trust. His key areas of interest are the energy and water sectors and small businesses as consumers, particularly in relation to debt and financial difficulty.

Simon Sapper, Treasurer & Trustee

Simon Sapper

Simon Sapper

Simon Sapper has 30 years’ experience as a senior national trade union official in the postal, telecommunications, and facilities management sectors. He has also served on government and industry regulatory bodies associated with legal services, media, and local government, and was an accredited Technical Expert to the European Commission on workplace health and safety. His other areas of expertise include ethics, governance, and civil liberties.

Simon has a Master’s degree from the London School of Economics and is also a Low Pay Commissioner, a trustee of the Royal College of General Practitioners, Liberty, and Unions21, and founder of the Makes You Think consultancy.

Kathie Nissan, Trustee

Kathie Clark, ESAN Trustee

Kathie Nissan, ESAN Trustee

Kathie is the Corporate Development Manager for Turn2us – a charity that fights UK poverty by providing access to benefits, grants and other forms of support to people who are struggling financially.  Kathie’s role is to work with organisations that provide essential services and to link people in need to help and support available from these service suppliers. She is currently developing a vulnerable customer strategy to ensure that people in need maintain financial stability and do not face escalating financial problems. Previous roles include Head of Business Development at legal advice charity LawWorks, Commercial Officer for Cycling UK,  Contracts Manager for the Legal Services Commission and Manager of a debt advice centre for Citizens Advice.  As chair of the London Money Advice Association (now the Institute of Money Advisers), Kathie wrote the first code of practice for money advisers. Kathie was appointed as an ESAN Trustee in July 2016

Rosalind Stevens, ESAN coordinator

Rosalind Stevens

Rosalind Stevens

Rosalind has substantial senior policy experience in regulation and consumer affairs operating in UK, European and global markets.   Rosalind edits the monthly members’  newsletter, manages membership, meetings and the ESAN website. Rosalind can be contacted by email.


ESAN is independent and funded by our members and newsletter subscribers.  Members meet quarterly to discuss issues of common concern and developments that affect vulnerable consumers in the communications, water, energy and financial services sectors. ESAN also holds occasional conferences and events that are open to a wider audience.  ESAN Members and subscribers receive a monthly newsletter. We welcome new members and subscribers!


The following consumer/voluntary organisations and individuals with specific expertise attend meetings and have voting rights:

Age UK; Antelope Consulting; Cedar Tree Advisory Service; Consumer and Essential Services Unit, University of Leicester; Centre for Competition Policy, UEA; Centre for Sustainable Energy; Citizens Advice;  Citizens Advice Scotland; Consumer Council for Northern Ireland; Consumer Council for Water; Different Petal; Money Advice Trust; Stepchange; Toynbee Hall; Turn2Us; Zoe McLeod.

Associate members

The following regulators and other bodies attend meetings and have associate (non-voting) membership:

Banking Standards Board, Financial Conduct Authority, Financial Ombudsman Service, Ofcom, Ofgem, Ofwat, Ombudsman Services, Phone-paid Services Authority.