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2025 speakers

dr. Jane Goodall, dbe

conservationist, founder //

jane goodall institute

Dr. Jane Goodall, DBE, is a world-renowned ethologist and conservationist, inspiring greater understanding, and action on behalf of the natural world.

Jane’s work builds on scientific innovations, growing a lifetime of advocacy including trailblazing efforts through her international organization of 24 Jane Goodall Institutes which advance community led conservation, animal welfare ongoing research and care for captive chimpanzees.

Megan McCubbin

Wildlife TV Presenter //

BBC Springwatch

Megan McCubbin is one of the nation’s leading wildlife presenters, combining her expertise as a scientist with a love of adventure and a passion for raising awareness of climate issues and biodiversity.

Megan is best known as one of the faces of BBC Two’s long-running and BAFTA awardwinning series Springwatch and Winterwatch.

Megan has extensive experience in scientific research, filmmaking and photography around the World on the plains of Africa, the oceans surrounding the UK, the glaciers of Antarctica and beyond.

Will McCallum

Co-Executive Director //

Greenpeace

Will has been Head of Oceans at Greenpeace UK since 2015. Most recently, he led a high profile international campaign for ocean sanctuaries in international and national waters. Before that, he oversaw the launch of the first major Greenpeace UK campaign on plastic.

As an activist inside and outside of Greenpeace, he has campaigned on a range of issues including fracking, coal, oil sponsorship of the arts and equality.

Jennifer von Walderdorff

Founder & CEO //

Look at the Labels

Jennifer Countess von Walderdorff is an accomplished expert in fashion, retail, and sustainable supply management, with a career spanning two decades.

As the Founder and CEO of Look at the Labels, a pioneering conscious fashion consultancy, she integrates her extensive experience in merchandise financial planning, analytics, inventory management, and procurement to help businesses adopt eco-conscious strategies that drive profitability and sustainable growth.

Jennifer’s career in fashion retail and supply management has seen her lead successful teams in diverse areas, from customer behavior analytics to finance, across top global brands. Her deep expertise in sustainable supply chain practices, including CSRD and ESG compliance, allows her to guide companies toward more responsible, transparent operations.

Ruth Andrade

Environmental partner //

LUSH

Ruth Andrade is an Environmental Partner & Spokesperson at Lush Cosmetics, where she is part of the team driving forward our commitments to leaving the world lusher than we found it. 

She supports capacity building, leadership skills, and public speaking to inspire people to make every job a climate job.
She likes to make use of her platform to inspire people about environmental issues, and share the case studies and learning from decades of work at Lush.

Will Pearson

Co-Founder //

Ocean Bottle

In 2018, Will co-founded Ocean Bottle; a social impact company on a mission to stop 7 billion plastic bottles in weight from entering the ocean by 2025 – equivalent to the weight of the Great Pacific Garbage Patch.

Ocean Bottle is a B Corp certified reusables brand. With the sale of each Ocean Bottle, 11.4kg of plastic (the equivalent of 1,000 ocean-bound plastic bottles) is collected globally, in coastal areas where plastic pollution is worst.

Chris Desai

Founder //

UOCEAN

Chris Desai is a world renowned Entrepreneur – Philanthropist and Public Speaker from humble beginnings, Leicester, UK known as the “Rottweiler of conservation.” He has made considerable contributions to the planet with his organic luxury fashion brand Vayyu® which became the 2nd most ethical brand in the UK and retailed in over 633 shops globally.

Chris then went on to form his registered charity The Vayyu Foundation® and it’s three global projects UOCEAN® 2050, UEARTH® 2050 & UHUMANS® 2050.

Julia Pallé

VP, Sustainability //

Formula E

Julia Pallé is VP, Sustainability at the world’s first fully-electric single-seater racing series, the ABB FIA Formula E Championship. Pallé has certified the championship against ISO 20121 (sustainable events international standard) making it the first ever motorsport series to achieve this prestigious certification.

Formula E’s vision is to fight climate change via offering solutions to air quality issues in city centres via the adoption of EVs.

Drew Purves

SUSTAINABILITY & BIODIVERSITY CO-LEAD

GOOGLE DEEPMIND

Drew is a systems-oriented research scientist and research strategist, currently co-leading on sustainability and biodiversity at Google DeepMind. He has 25+ years of experience in Ecology, Earth System Modelling, Environmental Data Science, Deep Learning, Reinforcement Learning, RL Environment Design, and AGI.

From a foundation of academic research at Cambridge, York, and Princeton, in 2007 Drew moved into the world of tech research, leading a group at Microsoft Research Cambridge, before moving to Google DeepMind in 2015. 

Beata Bienkowska

Senior Net Zero Policy Expert //

unep - fi

Beata Bienkowska is a Net Zero Policy Senior Expert at the UN Environment Programme – Finance Initiative, focusing on the G20 Sustainable Finance Working Group, UN Net Zero Policy Taskforce, Investor Agenda, NCQG negotiations, and NGFS regulatory cooperation. Previously, she was Deputy Director at the TPI Centre and Programme Manager at the CISL Accelerator. She also spent over a decade in EU and national diplomacy, specializing in energy and economic policy.

Tom Byrne

Head of Net Zero & Environment //

British Airways

Tom joined British Airways in January 2023 as Head of Net Zero & Environment. His team’s remit includes accelerating the businesses’ transition to net zero carbon emissions, wider environmental management and reporting.

Tom is a proud Climate Reality Leader, a member of the edie.com 30 under 30 class of 2019 and a recipient of the Acre 365 award. Further to professional achievements, Tom holds a MSc in Carbon Management.

Talulah Chahal

Co-Lead //

HS Clean Invest

Tallulah co-leads the International High School Clean Energy Investment Coalition, a group of 150+ students collaborating with schools to invest their endowments (financial reserves held by some schools) in sustainable assets. In practice, this looks like prolonged communications between school administrations and the student bodies. “Investing sustainably” can consist of investing in renewable energy funds, divesting from high-emitting assets, using ESG metrics to select investments, and more.

As a co-lead for the coalition, Tallulah helps students from other schools in their clean energy investment process, bringing new schools on and overseeing strategy for how we can further clean energy investment education for young people! 

Will Pearson

Founder //

Green Gooners

Tony Kokkinos is the founder of Green Gooners: Arsenal for the Environment and author of the book Caviar and Sausages: Arsenal in the Time of Wenger.

Green Gooners is an independent group of Arsenal fans and a member of the Football Supporters’ Association (FSA). Green Gooners want to support the club to have a positive impact on the environment and London to be green, as well as red!

Riley Jackson

Head of Partnerships & Marketing //

Ivy Farm

Riley has been a passionate advocate in the alternative protein industry for over 8 years. Starting her career in advertising and strategy, she focused on bridging the gap between consumers and their food, highlighting the impact of their choices. 

Determined to transform the global food system, Riley now leads marketing and partnerships at Oxford-based cultivated meat company Ivy Farm Technologies. Her mission is to pave the way for cultivated meat’s market entry and to connect consumers and partners with the possibilities of the future of protein. 

Julian Renz

VP Strategy //

ZeroAvia

Julian is leading ZeroAvia’s global strategy team. This includes core strategy functions, ESG & impact, and government programs across R&D grants as well as manufacturing and deployment support.

He was previously project manager for >$35M UK-funded projects HyFlyer I & II, where ZeroAvia built and flew the world’s largest hydrogen-electric, zero-emission aircraft. He also led early business development and supply chain development as first employee at ZeroAvia.

Ranjeet Bhalerao

CEO & CO-Founder //

MapMortar

Ranjeet Bhalerao is a Co-Founder & CEO of MapMortar. With over 16 years of experience in the built environment at notable firms such as Arup and Buro Happold, Ranjeet drives the overall vision and strategy for MapMortar.

Ranjeet is able to leverage his excellent client and partner relationships with major property developers, inc. Langham Estate, Howard de Walden, British Land, Derwent, Cadogan Estates, Galliard, UCL, Imperial College and other global clients in the APAC and Americas region, in order for MapMortar to be truly developed in collaboration with customers. His training as a MEP and sustainability engineer also ensures he has the deep understanding needed to understand our customers’ problems from both a commercial and technical perspective. 

Emma Marsh

Executive Director //

RSPB

Emma worked in the public and private sector before moving to the UK Government delivery body and then the charity, WRAP, where she headed up the ‘Love Food Hate Waste’ campaign. In 2016, Emma joined the RSPB as Regional Director in the Midlands, and then England Director. She now leads the Digital Technology and Communications directorate where she ensures the charity makes the biggest possible difference for nature and people across these functions.

Emma is a fellow of the RSA and has transformed the RSPB’s communications, leading award-winning campaigns such as Urgent Conversation, Attack on Nature and Save Our Wild Isles (the latter in collaboration with WWF and The National Trust) as well as leading the team behind the incredible award winning #BirdoftheWeek TikTok channel.

Georgina Wilson-Powell

Founder //

Pebble Magazine

Georgina is the founder of pebble magazine, eco expert, author and speaker focusing on making sustainable living more approachable, interesting and stylish.

After 15 years working in print media, Georgina set up pebble magazine in 2017, and for 5 years it was the leading sustainable living title.

While pebble is no longer running, Georgina is currently working as a consultant, ambassador and advisor on sustainable trends and comms with brands, charities and events, helping to amplify the urgency of the climate crisis.

Progress not perfection is what she is all about.

Joss Ford

Founder //

Enviral

The sustainability industry has a real problem with Global Yawning! More often than not, sustainability communications are boring, lacking in creativity and clever rollout.

Joss Ford is the Founder and CEO of Enviral and is on a mission to change that, and save the world from boring sustainability stories. With over a decade of experience gaining competitive advantage with global brands and charities, whilst connecting hearts and minds and using storytelling to tackle our global challenges – Enviral understands how to move the needle through engaging communications.

Amy Bray

Founder & CEO //

Another Way

Amy Bray is a 22 year old marine biologist and CEO of environmental education charity Another Way which she founded when she was 16.

Through Another Way, she has planted over 32 000 trees in Cumbria, has given talks and awareness sessions on climate change, plastic pollution and sustainable living to over 14,000 people from schools, community groups, businesses and international events, inspiring pledges of behavioural change; organises community events such as talks with world-renowned scientists and has created numerous resources and certifications to empower people to live more kindly towards our planet.

Another Way’s two zero-waste shops in Cumbria enable the local community to reduce their plastic use and their new Power of 10 movement is the first digital community for young changemakers, empowering them to take action.

Francesca Busca

eco-artivist //

Francesca Busca Art

Francesca Busca, eco-artivist and mosaicist, transforms waste into sustainable artworks to protest a disposable lifestyle and inspire systemic re-thinking. Founder of ArtforTrash (made with the clients’ waste) and Payment in Kind(ness), she also engages in pro bono projects and collaboration, aiming to spark maximum engagement with minimum impact.

Ex-City solicitor, then graduate and former lecturer at the London School of Mosaic, she is currently on retainer with the Institute of Marine Sciences in Venice and teaches eco-artivism at the Italian School in London. Striving to live sustainably in every aspect of her life, she also donates 10% of her ArtforTrash income to ecological causes. 

Rob BRay

Chief People & Sustainability Officer

Wildfarmed

Wildfarmed is the leading regenerative farming and food brand in the UK on a mission to disrupt the food system.

The business is now producing cereals in partnership with over 150 UK and French farmers, in line with Wildfarmed’s Regenerative Standards. Building a 600+ strong community of bakeries, restaurants and retailers who now use its regenerative products. Its first range of own-brand regenerative bread launched in Waitrose in May 2024.

Nigel Pocklington

Chief Executive Officer //

Good Energy

Nigel joined Good Energy as CEO in May 2021 to lead the company’s development as an innovator in energy services at the forefront of the transition to net zero. As an experienced senior executive with a strong commercial, digital, and operational track record spanning over 25 years, Nigel is leading the company’s mission to help homes and businesses be greener.

Nigel is also Chair of Zapmap, the UK’s go-to app for EV charging which Good Energy is the largest shareholder in, and a Non Executive Director for Mobico Group PLC.  

Andrea Rymer

Registered Dietician //

The Vegan Society

Andrea Rymer is a dietitian who forms part of the nutrition service at The Vegan Society. Before qualifying as a dietitian, Andrea worked as a chef and chose to combine her love of cooking with nutritional knowledge, now supporting people to optimise health on a vegan diet.