Senior Management Team
Kathy Wormald, Chief Executive Officer
Kathy joined Froglife in 2007, after nearly 20 years in the NGO sector. She has a background in accountancy and management and her broad range of experience includes poverty relief, human rights, environment and conservation; Kathy has been a trustee for the Pesticides Action Network Europe, the Women’s Environment Network and the Bhopal Medical Appeal.
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Jenny Tse-Leon, Head of Conservation & Impact
Jenny joined Froglife in 2014 and works as the Head of Conservation & Impact. She is responsible for our reserves, citizen science projects (such as Toads on Roads and Garden Wildlife Health), the work we do to evaluate the impact of our projects and representing Froglife on policy matters at a Westminster level. She also leads Froglife’s Communications. Her expertise is in engaging people, especially those from disadvantaged backgrounds, with nature conservation.
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She feels that engaging people from all walks of life, especially those that wouldn’t normally take part, is critical for conservation in the long-term.
Sheila Gundry, Head of Operations
Sheila joined Froglife in September 2017 as Development Manager for Education, Learning and Communications and in 2021 took over as Head of Operations.
Reporting to the CEO she oversees Froglife’s projects and manages the majority of the staff across the organisation.
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She is a qualified secondary school teacher and is particularly interested in active, hands on learning techniques. Outside work she is often to be found exploring wild places and having adventures in the natural world.
Andrew Smart, Head of Science & Research
Andrew joined us in May 2023 after 25 years of working in Higher Education, teaching zoology and conservation. He worked on the conservation of loggerhead and green turtles in the Mediterranean in the 1980s and great crested newts and common toads on the Avon levels in the ‘90s.
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Moving to Cornwall has limited his work on great crested newts, but Andrew has carried on working on palmate newts and freshwater invasive species and has been involved in lizard surveys on the Cornwall Coast Path.
Peterborough Team
Clare Middleton, Reserve Warden & Trainer
Clare joined Froglife in 2022 as the Learning Officer for the Green Pathways Project in Peterborough and was successful in getting the Reserve Warden and Transforming Lives Trainer role from July 2023.
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The best places to find Clare in her spare time are out and about nature spotting, in her garden growing veg or on the riverbank fishing.
London Team
Harry Forshaw, Project Manager
Harry joined Froglife in February 2024 to project manage delivery of the London Blue Chain. His previous experience sits within community engagement and youth work, volunteer management, and project management. Most recently, Harry worked for an East London youth service called Spotlight, as their Empowerment Lead, where his role helped to create opportunities for young people and older community members across Tower Hamlets.
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Outside of work, Harry enjoys running, cycling, birdwatching, collecting records and DJing.
Isabella Bromfield, Trainee
Isabella joined Froglife in June 2024 as a London Blue Chain Project Trainee.
She has BA in Geography from the University of Manchester, and a diverse professional background in administration, environmental consultancy, decolonising geography, diversity and inclusion and childcare. Isabella is looking forward to applying this variety of practical and academic knowledge to her role.
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In her free time, Isabella loves long nature walks, campaigning for environmental stewardship, attending music events and playing netball.
Rose Williams, Trainee
Rose is a Brixton-based nature lover who’s thrilled to be starting with Froglife as a trainee on the London Blue Chain project. As a regular user of The London Green Chain (a network of footpaths linking green spaces in south east London), creating a wildlife corridor for reptiles and amphibians along the route is a dream come true!
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Rose is really looking forward to putting little pockets of nature on people’s doorsteps for them to care for and take pride in, and receive the benefits from.
In her free time Rose can be found either in her garden growing veg, watching cricket, or out photographing birds in London.
Mariam Turay, Trainee
Mariam joined the London Blue Chain team in June 2024 but has previously studied photography and worked within public engagement for arts organisations.
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Wanting to transition from arts to ecology, Mariam trained in practical wildlife conservation in 2022 at the London Wildlife Trust where she worked on wetlands.
She furthered her training with a forest school qualification and a practical horticulture qualification at Walworth Gardens. On a monthly basis, she leads a BeePoC group focusing on holistic and ethical practices in beekeeping at Hackney City Farm and volunteers in river conservation with Stonebridge Lock Coalition focusing on freshwater invertebrates.
Dylan Jackson-French, Project Manager
Dylan joined Froglife in February 2024 as Project Manager for the London Leaping Forward For Dementia Project.
He has a BSc in Zoology from Bangor University and experience with community engagement, volunteer coordination and urban greenspace conservation.
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Having previously volunteered on this project, Dylan is excited to continue to explore how the wonders of nature and conservation can be accessible to anyone and everyone.
Dylan has a passion for all things amphibian, and is always looking for an excuse to get his waders on!
Midlands Team
Christina Nijjar, Project Manager
Christina joined Froglife in September 2022 as the Coalface to Wildspace Project Manager. She is excited to be working on a new and innovative project in the Midlands- an area not previously worked in for Froglife!
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Her favourite reptile is the beautiful slow worm.
Elsbeth Leighton, Project Assistant
Elsbeth joined Froglife in November 2022 as the Coalface to Wildspace Project Assistant. She has a degree in Zoology and a Master of Research degree focused on conservation and ecology.
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Elsbeth loves all amphibians and reptiles, but she is especially fond of the charming common frog.
Scotland Team
Louise Smith, Development Officer
Louise joined the Froglife team in January 2017 and manages the Green Pathways project and the Green Pathways for Life Project both based in Glasgow.
After graduating in 2015 with an MSc in Applied Marine and Fisheries Ecology she had been volunteering with several different conservation charities near Glasgow to increase her land-based conservation experience.
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Jessica Lockhart, Learning Officer
Jessica joined Froglife in 2023 as a Learning Officer on our Green Pathways Project in Glasgow.
She is an outdoor educator and forest school practitioner with five years’ experience working in a local afterschool.
Jessica has a passion for accessible, holistic care and learning and loves to see children and young people with additional support needs thrive.
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More recently, Jessica has grown her knowledge of circular economies and small-scale organic farming working as an Organic market gardener in Glasgow. Her current dream is to create two ponds on the farms she works on!
When not working you’ll find Jessica hill walking with her dog Missy, wild swimming or sewing clothes and dancing! Preferably at a ceilidh or festival!
Jessica loves all amphibians and reptiles but has a nostalgic soft spot for slow worms.
Mark Chambers, Development Manager
Mark joined Froglife in 2024 as the Coalface to Wildspace Development Manager in Scotland. He has a diverse background as an armed forces veteran, ecologist, bee farmer, youth project manager within an inner-city community garden and a community forest development manager in Argyll and Bute.
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He has a lifetime of interest in wildlife and the environment and has been an active member of various wildlife groups including bat, raptor and amphibian and reptile groups.
His spare time is spent walking his rescue dog “Dante”, trying to keep fit, beekeeping and following Newcastle United. Mark’s favourite amphibian is the common frog.
Somerset Team
Zak Mather-Gratton, Project Officer
Zak joined Froglife in January 2020 as Project Officer on the Somerset Green Pathways for Life project. He has a BSc in Ecological Science from Edinburgh University, and an MSc in Sustainable Forest and Nature Management from Copenhagen University.
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Yorkshire Team
Darren Starkey, Operations Manager
Darren joined Froglife in February 2021 to manage the Yorkshire Tails Of Amphibian Discovery Project. In 2022 he took on the role of Operations Manager.
Darren previously worked for the RSPB managing two large nature reserves in Yorkshire and before that, he worked for the Environment Agency in several conservation and project management roles. Darren is a graduate of York St John’s University where he gained a BSc Honours in Environmental Science.
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Andy Goff, Development Manager
Andy joined Froglife in 2025 as the Coalface to Wildspace Development Manager in Yorkshire. He has worked across the public, higher education and third sectors in roles that encourage people to become actively involved in their community especially in conservation and environmental projects.
In his spare time Andy can be found exploring the moors with dog Ted and growing fruit and vegetables on his allotment.
Anastasia Hinchcliffe, Trainee
Anastasia joined Froglife in March 2025, as a trainee for our Coalface to Wildspace Yorkshire project. She has always had a passion for conservation and a love of amphibians, finally deciding to pursue this path fully after over a decade in the healthcare sector. She is also currently studying for an MSc in Biodiversity and Conservation at the University of Leeds.
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In her spare time, she can be found growing fruit and veg, lurking by her garden pond (and those of anyone she knows) and caring for her various pets.
Finance and Office Team
Marie Homewood, Finance Manager
Marie started her working career in the pub trade until she had her children and decided to hang up the party shoes. Not knowing what she really wanted to do she went into the travel industry where she worked within Finance Departments and Aviation Admin.
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Ashlea Mawby, Communications Officer & Toads on Roads Coordinator
Ash was first involved with Froglife back in 2011 as a participant in the ‘Wildlife Ambassadors’ project and had been an enthusiastic volunteer thereafter, being awarded various accolades for her commitment. She joined the Froglife staff team in June 2016 as the Conservation Youth Worker Trainee for the Green Pathways project in Peterborough.
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Froglife Ecological Services
Kathy Wormald, Director
Further details in Senior Management Team section above.
James McAdie, Head of Operations
James joined Froglife in 2010 to take over the FACT project (formerly Peterborough Environment Enrichment Project) and since moved on to become the River Nene Dragon Finder Project Manager (until the projects’ end in May 2019) and Head of Projects. He now serves as the Froglife Ecological Services’ (FES) Head of Operations.
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Researchers
John Howieson, PhD Student
John is a PhD student at the University of the West of Scotland, who has partially been funded by Froglife since 2020. John’s project seeks to identify the evolutionary and ecological mechanisms behind salt resilience in UK Amphibian species and to better understand the impacts of salt pollution and sea level rise on amphibians.
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