Meet the team

Get to know our incredible staff members working across the globe to create a world where trees are valued and forest flourish for the benefit of people and planet.

  • James Whitehead

    CEO

    James has twenty years’ experience in development and environmental work, bridging community-led local action and international policy across multiple regions. He is driven by a passion for advancing social justice, while also addressing climate change.  

    Favourite tree:
    Common oak

  • Dom Smith

    Partnerships Lead

    Dom is an experienced fundraising and partnerships specialist. He is passionate about the transformational power of partnerships and has worked for leading international development, conservation and climate charities. He loves to walk and wild camp in the forests of South West France. 

    Favourite tree:
    Maritime pine

  • Ashling Mulkeirins

    Partnerships Lead

    Ashling is a seasoned fundraising specialist with a passion for building meaningful, mission-driven partnerships. With a strong commitment to gender equity and socially progressive initiatives, she is dedicated to exploring ways to protect our planet while advancing equality. Ashling enjoys being amongst nature and exploring mountains. 

    Favourite tree:
    Douglas fir

  • Camilla Leask

    Media Lead

    Camilla has over twenty years' experience in public relations. She is passionate about sustainability and using impactful communications to overcome barriers and influence nature-positive outcomes.  

    Favourite tree:
    Whitebeam

  • Max Stanley

    Community and Corporate Partnerships Officer

    Max has worked in conservation and in human rights, for local and international charities. He is energised by the pursuit of social and environmental justice and has experience in campaigning, casework, fundraising and nature surveys. He participates in citizen science within the community and enjoys exploring the green outdoors. 

    Favourite tree:
    Common oak

  • Wycliffe Matika

    Africa Programmes Manager

    Wycliffe has over 14 years’ experience in promoting sustainable development and community empowerment. He draws inspiration from Professor Wangari Maathai in her quest for a greener, more sustainable and peaceful world for all species.  

    Favourite tree:
    East African olive

  • Mercy Kimani

    Kenya Programmes Manager

    Mercy has 12 years’ experience in the environment and forestry sector, where she's worked in project management and community liaison. She has a passion for promoting sustainability in a way that mitigates the effects of climate change and tangibly improves gender equity and equality.  

    Favourite tree:
    African cherry

  • Sam Pearce

    UK & Ireland Programme Manager

    Sam has 12 years’ experience in the conservation, development, and campaigning sectors across the world, in topics such as tropical reforestation, coral reef restoration, illegal fishing, and public health. Sam has been with ITF since 2019 and has led the growth of their UK & Ireland programmes. He is a qualified sailor and a keen outdoorsman.   

    Favourite tree:
    Scots pine

  • Lucy Staveley

    UK Programme Development Lead

    Lucy has worked on many community health and environmental projects, both at home and abroad. She also started an Oxfordshire-based project that has seen over 15,000 trees planted. Her role at ITF is to support the UK programme, helping communities realise their tree planting ambitions, and engaging different groups on the benefits of trees and woodlands.  

    Favourite tree:
    Spindle

  • Moses Korir

    Kenya Project Officer

    Moses is an experienced forest nursery technician, supporting our local community partners with tree nurseries, planting plans, monitoring, evaluation and capacity building. His favourite part of ITF’s work is promoting environmental stewardship among local communities.  

    Favourite tree:
    Southern silky oak

  • Joshua Mutambuki

    Western Kenya Project Officer

    Joshua has over five years’ experience in community development programmes, project management, monitoring and evaluation. Joshua previously supported our planting projects in the drylands but is now devoted to supporting ITF’s local communities in managing tree nurseries, implementing projects and monitoring. He is passionate about building community resilience to climate change.  

    Favourite tree:
    Mukau

  • Edwin Mwiti

    Africa GIS Officer

    Edwin is a forestry professional with expertise in using GIS, Remote Sensing, and UAV image analysis for ecological restoration. His background in forestry drives his commitment to conservation and monitoring projects using advanced technology. 

    Favourite tree:
    Meru oak

  • Samuel Muhindo

    Western Uganda Project Officer

    Samuel has over 5 years’ experience working with coffee communities and farmers across Uganda’s Rwenzori mountains and beyond, drawing on his education and qualifications in project management. Samuel has one of the largest coffee model farms in the Rwenzori region and enjoys training coffee farmers in good agronomic practices.  

    Favourite tree:
    Flat top acacia

  • Paul Kihato

    Africa Programme Support Officer

    Paul is a trained environmentalist and project manager, with over 16 years’ experience managing conservation, climate change and community empowerment programmes.  He loves nature and is very passionate about working with grassroot communities in developing local solutions to environmental and social-economic challenges.  

    Favourite tree:
    Mugumo

  • Samuel Kariuki Njiru

    Rift Valley Kenya Project Officer

    Samuel is experienced in environmental conservation projects, offering forest extension services and monitoring and evaluation. He has a passion for community-led conservation projects, training farmers and schoolchildren in afforestation, climate change and conservation. 

    Favourite tree:
    Bird plum

  • Michael Richards

    Programmes Management Officer

    Michael is an agricultural and natural resources economist with 45 years’ experience in forestry and rural development. He loves seeing ITF’s projects make positive impacts for people and planet, providing tangible benefits for people and ecosystems. He also loves trees and forests, so beautiful and vital to humanity.  

    Favourite tree:
    Walnut

  • Lara Hamer

    Trusts and Foundations Lead

    Lara has a strong background in supporting NGOs, with expertise in partnership management, strategic planning, fundraising, and stakeholder engagement. She has successfully secured and managed six-figure funding commitments. Lara also works as a consultant for the World Bank, contributing to various development projects. She loves hiking and swimming!  

    Favourite tree: 
    Olive 

  • Anna Lawrence

    Advisor

    Anna has worked for thirty-five years in social forestry and participatory research, focusing on the many human aspects of woodlands, with posts at the University of Oxford, the Forestry Commission, and her current position at the University of the Highlands & Islands.

    Favourite tree:
    Rowan 

  • Esther Spencer

    Communications and Engagement Manager

    Esther has 10 years’ experience of working across fundraising, marketing and communications in both social care and international aid charities. She is particularly interested in how trees provoke a sense of awe, and the way in which nature is integral to our mental health.  

    Favourite tree:
    Jacaranda

  • Phoebe Saych

    Communications and Engagement Officer

    Phoebe is a creative writer, with experience writing diverse content for marketing agencies and small charities. She loves to walk alone in woodland and to hear stories of lives transformed through ITF’s projects. 

    Favourite tree:
    London plane

  • Veronica Njeri

    Africa Monitoring and Communications Officer

    Veronica is a seasoned communications specialist with expertise in crafting compelling brand narratives and driving meaningful engagement. She enjoys travelling and drafting inspiring stories from ITF's programmes. 

    Favourite tree:
    Mukau

  • Ian Hayes

    Finance Manager

    Ian has over twenty years’ experience in finance and administration management across both UK and international charities, working in the housing, health and now environmental sectors. He has always had a love of trees, inspired by a family member who planted many pines on the Black Isle in Scotland many years ago – hence his favourite tree! 

    Favourite tree:
    Scots pine

  • Kayte Newton

    Finance, HR and Administrative Officer 

    Kayte has a background working in financial services in the city as well as establishing a sales consultancy business in the Cotswolds. She is fascinated by the social life of trees, how they communicate, nurture one another and even have memories. 

    Favourite tree:
    Sequoia

  • Lorna Coenen

    Finance and Administrative Officer 

    Lorna has experience in all aspects of administration including finance, HR and office management. Lorna loves the impact trees can have on our wellbeing, their contribution to the environment we live in and their natural beauty.   

    Favourite tree:
    Yew 

  • Thomas Lupton

    Chair of Trustees

    Tom has had a long career in forestry and agriculture, including 28 years’ experience working in Asia and Africa in natural resources business management. His roles have spanned investment, strategy, finance, governance and more. Tom has also lived in Eswatini, Malawi and Tanzania, giving him on-the-ground experience and a great interest in our work in Africa, restoring forests and empowering local people.  

    Favourite tree:
    English elm

  • Dr Stephen Vickers

    Trustee 

    Stephen is an assessment consultant and management trainer with extensive experience in education and accreditation. During his career, he has been an NGO representative at the Third UN Conference on the Law of the Sea, an education expert working at Oxford and Cambridge and the Chief Executive of multiple organisations, including the British Accreditation Council.  

    Favourite tree:
    Olive 

  • Dr Kate Schreckenberg

    Trustee 

    Kate is Professor of Environment and Development and is currently the Head of the Geography Department at King’s College London. She has 30 years’ experience in research, policy and fieldwork related to community management of trees and forests.  

     Kate previously worked for the German Sahelian Programme, UNESCO’s Man and Biosphere Programme, the World Forestry Institute and Overseas Development Institute.

    Favourite tree:
    Apple 

  • Professor Jonathan Drori

    Trustee

    Jon is an author and Hon. Professor of Birmingham University’s Institute of Forest Research. His career has been in the public understanding of science, from being a documentary director and producer for the BBC, to being a Trustee of the Royal Botanic Gardens, the Eden Project, the Cambridge Science Centre, and the Raspberry Pi Foundation – a computer literacy project with links to East Africa. 

    Favourite tree:
    Cedar of Lebanon

  • Thomas Adlam

    Trustee

    Tom is a Chartered Accountant and Impact Investment Fund Manager, with a wealth of experience in African forestry and agriculture-related businesses. After spells living and working in Sudan, Kenya, Tanzania, Zimbabwe, Rwanda and Uganda, Tom returned to the UK to lead the FCDO Impact Programme and now holds several advisory and board positions in organisations committed to positive impact in sub-Saharan Africa.  

    Favourite tree:
    Baobab

  • Christine Macqueen

    Trustee  

    An economist by training, Christine served as a diplomat for nearly 30 years, both at home and overseas. She spent 10 years as Director of Corporate Affairs and Communications for a Swiss company providing technology to governments worldwide to combat fraud. She has also led business CSR initiatives, including policies to achieve net zero.  

    Favourite tree:
    Horse chestnut 

  • Rachel Wanyoike

    Trustee

    Rachel is a committed climate policy enthusiast, sustainable development professional and the Managing Director of Solidaridad Eastern and Central Africa.  She is interested in creating positive change for local communities, promoting sustainable livelihoods and advocating for multi-stakeholder engagements.  

    Favourite tree:
    Acacia

  • Josiah Njore

    Trustee

    Josiah is an experienced IT professional and entrepreneur with a long list of voluntary contributions, from serving as a school governor to working on building capacity in education. Previously Josiah served in the British Armed Forces for 7 years, experiencing a great deal of field training. His love for the environment started as a young child in rural and urban Kenya.  

    Favourite tree:
    Mugumo

  • Miriam Reru

    Trustee

    Miriam is a consultant in financial services, with over 20 years’ experience in governance, risk and compliance across Europe, America and Africa. Miriam grew up in the Kenyan highlands, where her interest in trees began. She holds an advisory role for a water management and conservation project in her home county.  

    Favourite tree:
    African tulip

  • Stephen Barber

    Trustee

    Stephen is a communications expert and former investment manager, who spent 26 years with the Geneva partnership, Pictet. During his time there, he developed their sustainability policies and launched a world-leading photography prize, which focuses on sustainability. He has worked and lived in Japan and currently serves on several Japan-related foundations. As a child he wanted to be a forest ranger and will go anywhere to visit an ancient tree. At home he has created his own small arboretum.  

    Favourite tree:
    Dawn redwood

  • Ben Farmer

    Trustee

    For over 20 years, Ben has worked in Human Resources for large businesses, including Sainsbury’s, Sky, Amazon and Sony Music. He also has vast experience across retail, telecoms, TV, media and advertising. Today, Ben partners with an international business working in over thirty countries across Europe, Asia-Pacific, Africa and the Middle East. He holds a BSc in Biology and is passionate about both the environment and people development. 

    Favourite tree:
    Baobab

  • Andrea Lowndes

    Trustee

    Andrea has 25 years’ experience as a recruiter and has helped companies build and hone the talent pipeline necessary to meet business objectives within highly regulated environments, including boards. Andrea has Brazilian roots and was brought up surrounded by tropical rainforest and parrots in Rio.  

    Favourite tree – Brazilwood

  • Julius Kamau

    Trustee

    Julius is a Nature Resources Manager, environmental diplomat and climate change expert, with over 21 years of experience in strategic leadership in the conservation world. Currently, Julius is the Managing Director of ESGREEN Management Consulting Company.  

    Favourite tree:
    Greenheart

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