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The Circles UK Trustees

Introducing the Circles UK Trustees


Gerry Marshall Gerry re-joined the Board of Trustees in 2013 and became Chair in November 2013. Previously Gerry was Chief Executive of Thames Valley Probation from 2001 to 2012, was the Probation Chief’s Association lead for Restorative Justice and Diversity and Equality, and was on the Equalities Board for NOMS and Thames Valley Police. Gerry worked as a subject matter expert for MTCnovo in their successful bid to run the Community Rehabilitation Companies in London and Thames Valley under the Transforming Rehabilitation programme. Currently Gerry is a Trustee of the Howard League for Penal Reform, an adviser to the Tutu Foundation UK, an assessor with the Restorative Justice Council for the Restorative Service Quality Mark, and an associate consultant for Leadership Insight. Since 2016 Gerry has been a non-executive director of Devon Partnership NHS Trust.


Sheila Lewis Sheila brings to the Circles UK Board of Trustees a wide range of leadership and consultancy experience. Sheila has been a management consultant for more than 30 years. Initially with KPMG, then with CSL, Deloitte and Dearle & Henderson. She established her own management consultancy company in 2002. In addition to consultancy Sheila has held a number of interim posts as Director and Chief Executive for a range of charities. Her focus has been on strategic development, growing and changing not-for-profit and public sector organisations to meet developing contexts and to improve their performance. Sheila has also been a part-time lecturer on Modern China at City Literary Institute and an Occasional Lecturer on UK Local Government for Oxford University Department for Continuing Education. Sheila is also a Trustee of Jurassica and a Non-Executive Director of Swan Housing Group.


James Wilson FCA James is an experienced Chartered Accountant with a track record of leadership and change management up to Board level within the public sector. James has held finance roles in central government, criminal justice sector, voluntary sector, and higher education.

Para Mullan Para has more than fifteen years of experience in human resource management. Para obtained her masters in industrial relations and human resource management at the London School of Economics. She is a Fellow of the Chartered Institute of Personnel and Development (CIPD). Currently Para is a project and business relationship manager working, coincidentally, at the CIPD headquarters. Para’s expertise is people management and prior to being at the CIPD she worked as Operations and Human Resource Manager at a digital company overseeing the delivery of its digital services as well as managing the operational workforce. Para came to Britain in the early 1970s from Malaysia to train as a nurse. For 15 years she worked in the NHS in hospitals around the country, before deciding a career change and obtaining a degree in Sociology and Politics in Manchester in the late 1980s. Her particular interest lies in researching the changing nature of work since the 1980s. She has spoken and written on multiple aspects of work and people practices. She is also passionate about freedom and civil liberties, especially the right to free speech and individual autonomy.

Duncan Sheppard Duncan brings to Circles UK 30 years’ experience as a Suffolk Police Officer the last 3 years working on a National level within Her Majesty’s Inspectorate Constabularies designing and conducting reviews into child sexual exploitation and then as the National Police lead for the Multi Agency Public Protection Arrangements (MAPPA) responsible for strategic policy, expert advice and quality assurance of serious case reviews and implementation of the new National Police risk framework known as ARMS. He is an independent advisor to the Church of England National Safeguarding Panel Board. He has 15 years’ experience working in multi-agency safeguarding specialising in child abuse investigations, child sexual exploitation and sex offender management. In 2016 he set up Sheppard Associates Ltd and has become a national and international multi-agency trainer in safeguarding, sex offender management, interviewing skills and risk assessments. He conducts risk assessments on behalf of social services and religious organisations in the UK and Ireland on convicted and unconvicted offenders. He has conducted reviews for Police Forces and other countries into their procedures and operations to do with MAPPA, CSE and Information exchange, including serious case reviews in the UK.

Gareth Williams Gareth is an experienced marketer and consultant. He trained and spent 20 years with Unilever in marketing roles in Europe, the Middle East, and Africa, followed by 5 years at Diageo building the capability of individuals and teams across Africa. For the last 12 years he has been a consultant with Brand Learning Partners, working across different industry sectors. As a volunteer with the Cranfield Trust he provides strategic and coaching project support to the voluntary sector (including to Circles UK), and is also a Progression Mentor with the Prince’s Trust. He recently completed a Certificate in Coaching through Henley Business School. His passion is to help individuals and teams identify their goals, and commit to clear action plans to achieve them.

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Abbey House/Abbey Square
Reading RG1 3BE
United Kingdom
0118 950 0068


Confidentiality statement

Circles UK, as the umbrella charity for Circles Projects across England Wales can provide information on the availability of Circles across England and Wales and how to volunteer for our work. Circles UK itself does not provide advice or counselling. In a situation when anyone contacting us provides identifying information and raises our concerns that a child is at risk, or a criminal offence has been committed of which the police may be unaware, we will pass that information onto the appropriate agencies.