Our team
We are lawyers, economists, scientists and advocacy experts who share one common goal: to identify innovative pathways to climate justice.
Experts
Our teams
Aoife O’Leary (she/her)
Founder & CEO
Aoife founded OG in 2021 with a vision to drive bold, innovative climate action and to create an exceptional workplace.
Carly Hicks (she/her)
Chief Strategy and Impact Officer
Carly heads our legal, diplomacy and advocacy teams, ensuring we think about the impact our work is having.
Gill Johnson (she/her)
Chief Operating Officer
Gill heads up the finance, IT, people and culture, office management and governance aspects of Opportunity Green.
Em Fenton (they/them)
Senior Director, Climate Diplomacy
Em supports climate vulnerable countries in multilateral negotiations, centring justice and equity in the transition to net zero.
David Kay (he/him)
Legal Director
David leads OG’s legal team and has overall responsibility for our strategic legal work, targeting systemic change in high-polluting sectors.
Aurelia Leeuw (she/her)
Director EU Policy and Brussels office
Aurelia leads the SASHA Coalition and Opportunity Green’s advocacy team, tackling “anything to do with EU policy making”.
Hannah Jolliffe (she/her)
Communications Director
Hannah delivers comms strategies that strengthen OG’s mission and values, and boost awareness of our work.
Sophie Prinz (she/her)
Senior Legal Manager
Sophie develops and implements Opportunity Green’s legal strategy on aviation and shipping finance.
Sorcha Tunney (she/her)
Senior Manager, Ireland
Sorcha leads Opportunity Green’s policy, advocacy, and engagement work in Ireland.
Kirsty Mitchell (she/her)
Legal Manager
Kirsty leads OG’s legal work in the shipping and steel sectors, advocating for climate action and systemic change.
Suki Rees (she/her)
Legal Manager
Suki leads the legal team’s agriculture work with the aim of reducing emissions in the sector and supporting a just transition.
Zuzka Majcova (she/her)
People and Culture Manager
Zuzka is here to make OG a great place to work, where everyone feels valued and supported and has a good...
Pauline East (she/her)
Finance Manager
Pauline oversees all of our finances and financial reporting; develops financial policies, procedures and internal financial controls.
Nuala Doyle (she/her)
Advocacy Manager
Nuala plays a key role in driving forward the SASHA Coalition, with a focus on UK engagement.
Matilda Graham (she/her)
Legal Manager
Matilda’s research covers regulations around heavy goods vehicles in the EU and UK, and their contribution to the climate crisis.
Delphine Kaczorowski (she/her)
EU Advocacy Manager
Delphine drafts policy documents, briefings and advocacy messages, and contributes to our lobbying strategy at the EU level.
Dominika Leitane (she/her)
Legal Officer
Dominika identifies ways that the law can be leveraged to remove barriers to decarbonising the shipping sector.
James Kershaw (he/him)
Scientific Officer
James carries out scientific research to ensure we’re at the cutting edge of efforts to clean up polluting industries.
Leona Kadijevic (she/her)
Multimedia Content Producer
Leona produces infographics, posters, explainer videos and ensures our visual identity is consistent.
Sabrina Khan-Dighe (she/her)
Membership & Advocacy Officer
Sabrina manages the SASHA Coalition membership, and actively searches for new members.
Olivia Moyle (she/her)
Legal Officer
Olivia develops and executes strategic legal interventions in the aviation sector and public international law.
Daniel Lubin (he/him)
Communications Officer
Daniel manages communications for the SASHA Coalition relating to climate policy.
Sapphire Metcalf (she/her)
Policy Officer, Climate Diplomacy
Sapphire helps shape international climate policy by combining technical expertise with diplomacy and stakeholder engagement.
Abi Arden (she/her)
Project Officer
Abi leads our Sail & Rail campaign, and supports our CEO with strategy, research and funder engagement.
Maudie Fraser (she/her)
Policy Officer
Maudie works on our Climate Diplomacy team advocating for a just transition that leaves nobody behind.
Beatrice Oyadoke (she/her)
Operations Coordinator
Beatrice is our go-to person for any IT issues, plays a vital role in recruitment, and keeps the OG office running...
Johanna Perraudin (she/her)
Communications Assistant
Johanna manages and produces digital content for our social media channels, website and any other digital platforms
Roo (she/her)
Chief Security Officer
Roo has vast experience chasing down squirrels, barking at strangers and generally being a very good girly.
Rachel Goodwin
Chair of Trustees
Our Chair of Trustees Rachel is an executive coach and founder of Wordwise Coaching where she also hosts a podcast.
Faresi Farisai Nyaoda
Trustee
Faresi is responsible for overseeing Opportunity Green’s financial management and ensuring that our resources are used effectively to achieve our goals.
Isabelle Rojon
Trustee
Our Trustee Isabelle is a Transport Specialist at the World Bank working on maritime decarbonisation projects.
Anna Bonderenko
Trustee
Anna is the Development Director for the Fossil Fuel Non-Proliferation Treaty and brings a wealth of experience to her trustee role.
Gbemi Oluleye
Trustee
Our Trustee Gbemi is an assistant professor at Imperial College London and a consultant in the clean technology space.
Borana Resulaj
Trustee
Borana is an international finance professional with extensive experience in the nonprofit sector and UN agencies.
Peter Barnett
Trustee
Peter is a lawyer and Programme Lead at Quadrature Climate Foundation, focused on the role of law and finance in accelerating...
Careers