Tim is the Founder and Executive Chairman of Cambridge Management Consulting. Tim is also the Chairman of Lightning Fibre in the UK, Co-Founder and Non-Executive Director of sustainability consultancy edenseven and a William Pitt Fellow of Pembroke College, University of Cambridge. In April 2025, Tim was appointed as the Chair of our Board of Trustees.
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Tim is the Founder and Executive Chairman of Cambridge Management Consulting. Tim is also the Chairman of Lightning Fibre in the UK, Co-Founder and Non-Executive Director of sustainability consultancy edenseven and a William Pitt Fellow of Pembroke College, University of Cambridge. Tim also Chairs a thinktank called The Intelligent Network (TIN) which is attended by CxOs from many of the world’s largest telecommunications, cloud, and content providers. Tim is a Global Ambassador for Telecoms Sans Frontieres (TSF), a charity that provides first-in communications for global disaster relief, and he is the Chairman, Trustee, and a Patron of British Exploring Society.
Rahul works independently helping firms build out their businesses. He was previously the Partner who headed Investor Relations and Business Development for the TCI Platform where he worked and built The Children's Investment Fund, Parvus, TCI New Horizon, KDA Capital and Algebris Investments (2005-2009).
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Prior to TCI, Rahul worked as the Head of International Institutional Clients at UBP London (2004-2005) and as the Head of Client Service at TT International (1998-2004). Prior to working in finance, Rahul was an academic and studied in the UK, USA, Russia and Japan.
Sarah Greasley is an experienced executive who has worked in technology for nearly 40 years. She has worked in global corporations such as IBM and Amazon Web Services, as well as Direct Line Group, where she was Group Chief Technology Officer. She is a strong advocate for inclusion, diversity and equity.
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Sarah is a Fellow of the BCS, The Chartered Institute for IT, and a Fellow of the Institute of Engineering and Technology. Sarah’s studies include a degree in Mathematics from Cambridge University. She has also been a school governor for the past 9 years with particular responsibility for technology and digital strategy.
Carolyn has worked in marketing for over 20 years, including at the National Trust, British Museum and currently Art Fund, often taking special responsibility for developing and growing membership schemes.
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She has extensive experience in developing brands, fundraising, commercial partnerships, market research and marketing communications.
James is a tropical forest ecologist and investment professional specializing in financing nature conservation and restoration through nature-based solutions (NbS).
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James is Head of NbS at Posaidon Capital, with previous roles including Director of Natural Climate Solutions at World Business Council for Sustainable Development (WBCSD) and technical REDD+ and Forest Carbon Specialist at Mirova Natural Capital and Fauna & Flora International. His research and professional activities have taken him to all major tropical forest regions, including as a Knowledge Leader on expedition to the Peruvian Amazon in 2010 with British Exploring Society. James holds a B.A. in Biological Sciences from the University of Oxford, a MRes in Ecology and Environmental Management from the University of York and a PhD in Tropical Forest Ecology from ETH Zurich. James lives in Switzerland where he spends his free time hiking and exploring the Alps.
Jim is a registered social worker based in Yorkshire. He has held senior leadership roles in both local authorities and charitable organisations.
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In the 1980s Jim completed an expedition with British Exploring Society to East Greenland and has maintained a love of the outdoors ever since. Having experienced first-hand the transformational power of expeditions, Jim is has taken every opportunity to encourage other young people to get involved with British Exploring Society ever since.
Mark has worked extensively in youth development and social mobility over the past 25 years. He has led overseas youth expeditions in mountain and jungle environments and trained adult leaders.
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He set up National Schools Partnership, now called We Are Futures, in 2005 to encourage and support a wide range of businesses and charities to do more to support young people in formal education, skills development and careers opportunities. He has advised a wide range of corporate clients including Sky, NatWest, Samsung and Asda on their approach youth engagement and young talent.
Richard is a chartered accountant and the Chair of accountancy firm Gerald Edalman. He specialises in private equity, corporate finance and business development.
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Richard hold several non-executive board positions for companies in various sectors ranging from investment advisers and technology companies to those in the retail, hospitality, business services, and professional services sectors. He is also a member of the Life Assurance Association and of the Institute of Directors.
Daragh was a trustee of British Exploring Society for nearly seven years, during which time he worked closely with the operations team to oversee the safety of British Exploring Society's expeditions. He now acts as an advisor to our Operations Sub-Committee.
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Daragh is passionate about the power of the outdoors and expeditions in wild environments to transform the lives of young people, and he is a strong advocate and supporter of British Exploring Society in making such opportunities available to all. He has worked in the investment industry for twenty five years and is a founding partner of investment firm, Hengistbury Investment Partners. Daragh enjoys skiing, tennis, martial arts, sailing and until recently amateur rugby. He is occasionally to be found wandering in both the Arctic and Antarctic, including skiing to the South Pole from the Ronne-Fichner ice shelf in 2008/9. Daragh is married to Anne, and they have two children.
Rachel has extensive experience in the Education sector, including in teaching, student support and outreach work. In her current role she leads on developing effective partnerships to deliver doctoral programmes and research training and skills development.
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Rachel is a rowing coach and is passionate about helping young people to enjoy the benefits of sport and the outdoors. She is currently training to row 3000 miles unsupported across the Atlantic and is using this project as a platform to inspire girls and women to take on their own challenges. She is not very good at sitting still and enjoys fell running, bouldering and freediving when not messing around in boats.
Rupert is a chartered accountant, financial entrepreneur, internet investor and ex-TA soldier who has spent most of his career in Asia, living in Hong Kong and Japan. He understands the positive impact of exploration on young people having been on his first, two month, expedition to Aldabra Atoll as a 16 year old.
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A love of adventure has taken him climbing in the Himalaya, Japan Alps and Antarctica, skippering a yacht across the Atlantic to Cuba, crossing the Sahara on local trucks and paddling up the Congo in a dugout canoe. The Eastwood family provides the Alexander Eastwood Award to encourage the participation on expedition of former YEs and members of University Officer Training Corps.