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our people

We serve in our local churches, as elders, youth workers, worship leaders and council members. We see no divide between what happens on a Sunday and the working week that follows.

We are accountants and lawyers, trainers and administrators. We work together to bring the best of our expertise to the Church, to cheer our fellow Christians on as they put faith into action around the world.

Stewart McCulloch, CEO, StewardshipStewart McCulloch, Chief Executive Officer

Stewart is the CEO of Stewardship (August 2018 to date). Since September 2020 he has also temporarily taken on the role of acting Chief Financial Officer.

Stewart has led a period of growth and renewal in Stewardship with the launch of our Philanthropy Services offerings. Stewardship America and a range of generosity focused partnerships including those with our global partners Trust Bridge Global Foundation and our investment in Kingdom Bank. During Covid-19 Stewart has led our Rapid Response Fund, our Global Rapid Response Campaign and is working with church and national leaders to shape the role of the church and Christian philanthropy in the recovery ahead.

Prior to joining Stewardship, Stewart was Global Insurance Director for VisionFund, the micro finance operation of World Vision, where his focus was on creating innovative solutions to make tens of thousands of poor families in Africa and South East Asia more resilient to sickness, bereavement, crop failure and natural disaster. This work included working on disaster responses to floods, droughts and typhoons and culminated in the launch of the world’s largest non-governmental climate insurance scheme in January 2018.

Stewart is an experienced Chartered Accountant who spent the early part of his career in management consulting, before leading a number of insurance businesses through very significant change.

Stewart is married to Sarah and together they have five adult children and one grandchild. Stewart and Sarah worship at Bishop Stortford Baptist Church.

Follow Stewart on Twitter: @StewardshipCEO


Frances Miles, Chief Partnership Officer

Frances has been with Stewardship since 2005. Initially Frances worked within our Insurance team and more recently as Giving Services manager. Before joining Stewardship, Frances previously worked in recruitment, banking and local government. She is a member of a Central London Methodist church and is married to a Methodist Minister. 

Follow Frances on Twitter: @frances_mil




Nicola Johnson, Head of Philanthropy

Nicola has led our major donor services since 2010, having joined Stewardship in 2006. With her team, Nicola manages charitable funds of £130m on behalf of 600 clients.

In addition to our Philanthropy Services, Nicola also has responsibility for Corporate and Legacy giving and is a trained facilitator of Generosity Path’s ‘Journey of Generosity’ retreat.

Nicola and her husband, Mark, belong to a small Anglican church in rural Essex.

Daniel Jones, Chief Generosity Officer

Daniel joined Stewardship in 2007 and is responsible for marketing, communications, new product development and our generosity campaigns (such as the popular 40acts Lent Challenge).

Daniel also serves as an independent member of the National Stewardship Committee for the Church of England, particularly advising on digital and content strategies.

Before joining Stewardship, Daniel led Hand in Hand for three years, an international Christian development charity which he co-founded with friends.

He is married with a young daughter and is currently exploring life in a new, local, ecumenical church plant.

Follow Daniel on Twitter: @dmjonesoir

Brett Mickelburgh, Chief Technology Officer

Brett joined Stewardship as CTO in June 2020 just as the Easter COVID lockdown finished.

Brett has worked in a technology capacity across many industries in many roles, including advertising, defence, software, education, and most recently management consulting, across large and small technology departments.

While he has a strong technology interest, gathering certifications from The Open Foundation, Microsoft and ISACA, he also holds a Business Studies degree, Postgraduate Diploma in Management and Honorary Masters.

He is married with two children and is the treasurer of his local church.

Janie Oliver, Chief Financial Officer

Janie joined Stewardship as CFO in February 2021. Janie trained as a chartered  accountant in South Africa, but has spent the majority of her working life in the UK, firstly in a number of senior finance roles with Barclays Bank, before moving into the charitable sector 6 years ago. Janie spent 4 years working at the forefront of social investment, as Finance Director of ‘Access – The Foundation for Social Investment’, pioneering their total-impact investment approach of their £60mil endowment, and also was acting CEO for 6 months while there. Most recently, Janie joined us from leading The Ecumenical Council for Corporate Responsibility, a charity seeking to influence on issues related to faith and finance, where she regularly spoke on connecting faith, money matters and living generously utilising all we have available to us. Janie is passionate about social justice and has held a number of trusteeships, most recently supporting a small London-based charity supporting women existing sexual exploitation via the provision holistic support including housing. She is married with two small children and has recently moved to be part of an exciting church plant in Wiltshire.





Antony Barnes

Antony is a qualified Chartered Accountant and Corporate Treasurer. He has worked at Experian for over fifteen years, in Holland, Ireland and now England. He is currently Director of Corporate Finance, responsible for Experian’s global tax, treasury and insurance activities.

He has been involved in church and charity finance for over thirty years, at various times having been a parish treasurer, member of a board of finance, chairman of a finance, investment or capital committee and a trustee and treasurer of The Stewards’ Trust. He is married with four children in their early twenties and lives in Buckinghamshire and London.


Simon Blake

Simon Blake (Chair)

Simon is an accountant working in practice in the city of London specialising in corporate finance. He is passionate about using his professional skill set for the work of Christ throughout his life and joined Stewardship as a trustee in 2008, having been a client in various capacities for over 10 years.

Simon is a deacon and church treasurer, and is married with two sons. That doesn't mean much time off, but escaping to Cornwall is something the family does whenever possible. 



Stephanie BidenStephanie Biden

Stephanie is a partner at Bates Wells Braithwaite, providing legal advice to charities and social enterprises. She loves meeting people with bright ideas about changing the world, and helping to make those ideas happen through her legal work. Before joining BWB she spent eight months working with International Justice Mission, supporting projects aimed at reducing sex trafficking in northern Thailand.

Stephanie is also a trustee of Tearfund and of Breaking Barriers (a charity supporting refugees into work). She is a theatre and film fan, an avid traveller and occasionally runs a supper club in her home which raises funds for small charities.


Mike Bugembe

Mike is a bestselling author, international speaker and executive adviser in the world of data, analytics and AI. He runs an AI training and consulting company called LENS.AI, which helps business owners and executives learn data skills to their. Before that, he was the chief analytics officer at where he built a team that used AI to transform the world of giving. His algorithms raised millions for charity and were instrumental in the $100m acquisition of the JustGiving product suite. He has won several awards and is regarded as one of the most influential people in the world data.  

Mike has developed a range of unique and well-regarded methodologies for organisations who want to realise the benefits that data promises. He is a sought-after consultant and speaker, advising start-ups and large established companies on how to create and generate value from investments in the world of data and AI. 

Gareth Burns

Gareth Burns

Gareth, a qualified actuary, has worked in a variety of senior leadership roles with Equinor (formerly Statoil), a Norwegian energy company. Currently based in Equinor's London office, he moved to London in 1998 and has experience from all aspects of the global energy value chain as well as being chairman of his employer’s defined benefit pension plan. Gareth, an Irish citizen, first encountered Stewardship when the Macedonian Evangelical Trust merged with Stewardship in 2001 and was delighted to become a trustee in 2015. He is also a trustee of his local church in Hampstead. Married to Siobhán, he is a keen cyclist and regular spectator of the sporting endeavours of his two sons.

Jennifer Charteris

Jen is the Exec Director of Crosslands, a theological training, research and ministry resourcing charity working across Europe and beyond. She came to that role with almost 30 years’ experience in management consulting, working with senior leaders in government, defence, infrastructure and banking on strategic leadership, change, governance and complex partnerships. Originally from South Africa, her involvement in the IFES-affiliated student Christian movement was foundational to her formation as a leader. She continues to train and coach leaders in global mission and ministry in her spare time, and is also a trustee of UCCF in the UK.

She is married to Hugo, a former Anglican vicar who is now pastor of Christ Church Newcastle, a church which began in their living room in 2006. They have two adult children who keep returning home at irregular intervals, such that life is never dull.

Sandra CobbinSandra Cobbin

Sandra enjoys a diverse career providing management and leadership training and coaching for charity and church leaders. She is a mediator, working with churches and charities experiencing conflict. Sandra is married to Steve (a Baptist Pastor) and has two grown up step-sons. She enjoys reading, walking, going to the cinema and spending time with friends. Sandra is passionate about Stewardship's core values. In her own words, Sandra has said, "I'm delighted to be part of the team of Stewardship Trustees, to work with people who live the values they profess." 

Curtis Hopkins

Curt Hopkins is the CEO of Koin Rewards, an ethical rewards platform with the mission to promote sustainable consumption. He is non-executive chairman of Keia Wellness, a digital health marketplace, and a non-executive director at Sirenum, a staffing industry SaaS business. He is also on the advisory boards of Arvato Bertelsmann and Corbett Keeling.

Previously, Curt was an investor director at Novastone, a leading fintech business, and was Chief Executive of Telenomics, a technology retail business. He also led the buyout of Redeem, a consumer electronics recycling firm, where he was CEO. Prior positions include senior executive roles at Vodafone, Nortel and Fujitsu.

Curt, originally from Chicago, graduated from Georgia Tech with an MSc in Management and has lived in England since 2000. He and his wife, Janice, have two children in university and, as a family, were instrumental in starting the Windsor Fellowship Church.

Jeremy Marshall

Jeremy Marshall

Jeremy worked for over 20 years with Credit Suisse in Switzerland, USA and UK, finishing in 2008 as CEO of the UK private bank. After that he was CEO of C. Hoare & Co, the UK’s oldest private bank until 2016, as well as Senior Independent Director of Waterlogic PLC. He is currently on long-term sick leave from work. He and his wife Jeanette have three grown up children and live in Sevenoaks. About 10 years ago, they helped set up and lead a church plant from St Nicholas Sevenoaks. He is also Chairman of Christianity Explored, Pastor Training International and Christian Books Worldwide and Treasurer of London Seminary. He has an MA from Cambridge and an MBA from INSEAD.


Ange Pattico

Andrea (known as Ange to all) has led the People function at MVF (1st in the Sunday Times Best Company to Work for in 2020) for the last 4 years and along with her fantastic team is responsible for co-creating and executing a People Strategy and Experience that makes MVF a great place to work. She has over 23 years’ experience working in senior, international People roles within film, BPO/ITO, online retail and online comparison sectors. She is a fellow of the CIPD (Chartered Institute of Personnel & Development) and an EMCC Accredited Coach/Mentor at Practitioner level (European Mentoring and Coaching Council). Ange’s passion is people - she is dedicated to coaching and developing colleagues to support organisational growth and help people achieve their personal purpose.

Ange attends and leads worship at Joy Community Church CIC which both she and her husband, Stuart planted in January 2015 and where Stuart is the Senior Pastor.

Sunil Rajan

Sunil is the Chief Revenue Officer for Confluence, a risk analytics, regulatory and data platform for asset managers and banks. Sunil is responsible for accelerating growth in the company’s target markets. Sunil brings more than 20 years of experience working in high growth companies in analytics and technology industries. His expertise centres around the buyside, capital markets, partnerships, distribution, and strategic development. Most recently as Managing Director at Axioma, he led and scaled the International Business leading to the Company’s 2019 sale to Deutsche Borse.

Prior to joining Axioma, Sunil held leadership positions with S&P Global Markets, Thomson Reuters Trading & Risk, Finastra and IBM. Sunil has also been part of the leadership team for other FinTech start-ups, one of which was successfully acquired by Misys. He is also a non-executive director at Ipiphany, using AI for customer analytics.

Sunil earned a BSc in Maths & Finance from SBU London and undertook the Business Leadership Program at University of Michigan. He and his wife Sue have two teenage children and attend CityGates Church in Essex, where Sunil sits as part of the leadership team.

Ritz SteylerRitz Steytler

Ritz Steytler is a technology entrepreneur and investor. Formerly a management consultant with IBM and Accenture, he has over 20 years experience in the transformation and growth of complex multinational businesses including Sainsbury’s, Tesco, Marks and Spencer, Shell, Virgin Media, Cable & Wireless, and Legal and General.

In May 2011, he led the acquisition of omni-channel payment processor PXP (formerly Servebase) by Abacus Partners, a privately held buyout firm that he founded in 2008. Following this investment, he served as CEO and Board Director of PXP up to its acquisition by Kalixa in May 2014, and subsequently as COO and Board Director of Kalixa until October 2015. Ritz holds a Bachelor of Commerce degree in Computer Science from Stellenbosch University and an MBA with Distinction from London Business School.

James Ward

James is an Investment Director of Rathbone Investment Management Limited, managing private client portfolios, pension funds and specialising in charities with ethical constraints, both in the UK and overseas. Prior to joining Rathbones in 2006 he trained as a broker at Flemings. James is a Fellow of the Securities Institute. He has a passion for encouraging men of faith and impact investing – particularly in Africa where he grew up. He is currently house and church hunting in Cambridge with his wife Lorel and son James (IX).

Juliet Maggs, Commercial Finance Project Director

Juliet joined Stewardship in September 2015 and was Chief Financial Officer for five years. Since September 2020 she has moved into the new role of Commercial Finance Project Director. She is a qualified accountant.

She first dipped her toe in the water of charity finance as Chief Accountant for The Prince's Trust. She has since gone on to build her commercial career in senior finance roles within the pharmaceutical, publishing, and, more recently, natural healthcare industries.

Juliet has been a member of St Helen's Bishopsgate for many years and has served on their finance committee for the last 15.

Stephen Mathews, Head of Accountancy and Consultancy Services

Stephen is Head of Accountancy and Consultancy Services at Stewardship and has spent over 25 years in the accountancy profession. Stephen manages the team that provide the Accounts Examination and Consulting services. He is a trustee for a number of small Christian charities and has been involved in various church leadership roles over 20 years.




Kevin Russell

Kevin Russell, Technical Director

Kevin is a chartered accountant and was previously a tax consultant with Price Waterhouse. Recognised as a leading authority on charity law, tax and finance in the Christian sector, Kevin is an accomplished conference speaker and a key liaison with regulators, such as the Charity Commission, HMRC and the Treasury, as well as with the Government. He is Vice Chairman of the Charity Tax Group and authors many of Stewardship's Briefing Papers. Kevin is married to Carol and they have three adult children. He is a member of Grace Church, Highlands in North London.



Rachel Steeden, Legal Advisor

Rachel is a solicitor with 14 years’ experience advising private clients and charities. She joined the Stewardship team in 2018 from a leading City firm as our in-house legal advisor.

Rachel is a member of the Charity Law Association, STEP Special Interest Group for Philanthropy, Lawyers in Charities and Lawyers’ Christian Fellowship.

Rachel and her husband Derek help to lead the international ministry at their church in central London.

contact us

To contact any of our team or for any general enquiries see our contact us page