Changing the Chemistry - effectiveness

Board of Trustees

Neil Stevenson – Chair of Board of Trustees 

Neil is the Chief Executive of the Scottish Legal Complaints Commission.  His previous background combines significant experience of regulation and complaints, and of the Scottish legal services market.  Neil currently sits on the Council of the Advertising Standards Authority, involved in both the governance of the organisation and in adjudication on complaints within the £20 billion UK advertising industry; he is a member of their Audit and Risk Committee.

In 2009 he was appointed by the Privy Council to sit on the General Dental Council, the regulatory and complaints body for 104,000 dental professionals in the UK and he served two terms on the Board (demitting in September 2017) as well as chairing the Remuneration Committee.  Between 2004 and 2015 Neil worked with the Law Society of Scotland, latterly as their Director of Representation and Professional Support.  He was a founding Director of the Scottish Arbitration Centre. He has previously held a number of other Executive and Non-Executive Director roles in organisations spanning the legal sector, healthcare, consultancy, and oil and gas.  He holds a Law degree from Edinburgh University, and a Masters in Quality Management from Birmingham University.

Tanya Castell MBE – Founder and CEO of Changing the Chemistry

In addition to her work for CtC, Tanya has a non-executive portfolio of her own applying her broad international financial services background and strong risk, regulatory and corporate governance expertise.  Tanya’s non-executive board roles include the UK bank Handelsbanken plc, Standard Life Savings Ltd, Elevate Portfolio Services Ltd and Border to Coast Pension Partnership (set up to manage the assets of 12 local authority pension funds).  She is also a member of the Financial Conduct Authority’s Regulatory Decisions Committee.  In 2018 she finished her second three year term on the board of Scottish Canals and stepped down from the board of Faster Payments Scheme following its consolidation into Pay.UK.

Roger Duerden – Trustee

Roger has over 25 years’ experience working in technology and manufacturing, with roles in design engineering, project management, operations, manufacturing, business development and marketing.

He is the founding director of Oran Consulting Ltd, and in addition to his trusteeship at CtC, is vice chair of the board of Biggar Corn Exchange and a member of the funding panel of the Infinis Glenkerie Community Fund.

Yvonne Greeves – Trustee

As National Women in Business Manager for NatWest and The Royal Bank of Scotland, Yvonne is responsible for designing and implementing the WIB Strategy across the UK. With over 400 WIB specialists she supports this network to collaborate, build relationships and influence strategic partners and external organisations across the UK.

Yvonne’s passion is to champion female led businesses and has been a member of Women’s Enterprise Scotland’s Implementation Group for the last 4 years and is a member of WES’ Cross Party working group. Yvonne mentors women in business across the country. Yvonne is also Chair of MsMissMrs, a Community Interest Company seeking to empower women and girls from disadvantaged backgrounds.

Maria Hamilton – Trustee

Maria is an Executive Search Consultant for Carlyle, an advisory search firm that undertakes executive and non-executive mandates across the UK.  Prior to taking up this role, she ran her own consultancy helping technology companies to create value and growth via the development of strategic partnerships. 

She has over 25 years’ experience working across large organisations and high growth start-ups within the technology industry, in different sectors in diverse management roles. Her strengths are around building business relationships and partnerships between individuals and organisations to create value.

She has a specific interest in how society can leverage neurodiverse talent in the workplace and improving diversity on Boards to create more effective cultures. 

Outside of work, Maria gained an MBA (Distinction) from Heriot Watt University later in her career and enjoys keeping fit and being outdoors; walking, cycling or sea kayaking.

Wendy Lamin – Trustee

Wendy started her career as a litigation lawyer at international law firms in Brussels, before moving into broking and risk management, specialising in complex executive insurance protection programmes for global multinationals. After moving to Scotland, she took on global pioneering roles in corporate communications and colleague engagement strategy in financial and professional services companies which allowed her to specialise in digital workplace transformation projects, impacting 60,000 employees in over 100 countries.

Susan Nickalls – Trustee 

Susan has over 30 years’ communications experience, working in the media as a journalist, broadcaster, editor and film producer. Susan is highly experienced in public relations with skills in public affairs, crisis communications and media training. 

Charity work includes founding Scottish Action for Bosnia, which worked with the artistic community in Sarajevo and Mostar during the war and helped build the Pavarotti Centre in the latter city together with War Child. Susan has also worked in the third sector; as editor of the SCVO’s Care Report weekly and Scottish editor of ROOF, Shelter’s housing magazine and she is a volunteer with Edinburgh Direct Aid and the Super Power Agency which works on creative writing projects in schools. 

David Robinson – Trustee

An Actuary and former Marketing Director with Scottish Provident, in 2001 David became Founder and CEO of Edinburgh-based life insurer, Bright Grey (now subsumed within Royal London).

Since 2006, David has undertaken a number of consulting and NED roles across diverse sectors, including being Chair of insurer, Engage Mutual, Chair of fintech start-up, Money Dashboard, founding Chair of Trustees of charity, Smalls for All and a member of Court of Heriot-Watt University, Edinburgh. He is currently the Senior Independent Director of start-up ‘Leveson-compliant’ UK Press Regulator, IMPRESS, and a lay member of the Investigation Committee of ICAS.

Karthik Subramanya – Trustee

Karthik Subramanya is currently Senior Advisor at the Boston Consulting Group, where he advises senior executives within Utilities across Europe and the Middle East on strategic issues. Till 2015, Karthik was Director of Strategy and Performance at SSE, and prior to that held senior management positions in Strategy, Corporate banking and Private equity in the Bank of Scotland and Lloyds Banking Group. He started his career as a management consultant with KPMG and Mitchell Madison Group.

Karthik is a Board Member of Creative Scotland, the main funding agency for arts, film and creative industries in Scotland, and of Scottish Enterprise. He has played a leading role in the Indian arts in Scotland having produced and presented a number of festivals and concerts. He is also a panel member for the Competition and Markets Authority, a GlobalScot and acts as a business ambassador for Scottish Enterprise.

Martha Walsh – Trustee

Martha Walsh

Martha has 18 years’ experience in finance and financial communications, principally in the City of London. After an early career in banking, Martha transitioned into financial PR in 2010, providing advice and support to clients on their capital markets communications.  Returning to Scotland in 2017, Martha now works with a range of small companies to provide communications and PR services. She is also a board observer to the Crown Estate Scotland board.

She is a keen rower with Edinburgh’s rowing club, St Andrew Boat Club.

Bogusia Webb – Trustee 

Bogusia Webb photoBogusia is an experienced Director, specialising in helping Boards define and successfully deliver commercial technology strategies. She has an extensive record of delivery in both private and public sectors, and has operated across a range of industries including pharmaceuticals, logistics, construction, insurance and professional services. She also provides business advice for European technology organisations expanding internationally.

Multilingual (English, Polish, French and basic Italian), Bogusia has lived and worked in several European countries and Canada, and she is appreciative of different business environments and cultures, and their role in driving societies’ economic activities.

She has an MBA, MSc and BSc in Mathematics and Computing. She is a Fellow of The RSA and supports organisations as a Trustee and Non-Executive Director. Bogusia enjoys her family life, classical music and architecture.