Our Team

  • Aoife O'Leary, Founder & CEO, the SASHA Coalition and Opportunity Green

    Aoife O'Leary (she/her)

    FOUNDER

    Aoife is the founder and CEO of Opportunity Green and the SASHA Coalition. A lawyer and economist with deep environmental expertise, she founded the SASHA Coalition to bring together shipping and aviation companies to advocate for their decarbonisation using green hydrogen solutions.

    Aoife is also a Visiting Senior Research Fellow at King’s College London’s Department of Political Economy.

  • Aurelia Leeuw, Director of EU Policy, the SASHA Coalition and Opportunity Green

    Aurelia Leeuw (she/her)

    DIRECTOR OF EU POLICY

    Aurelia is the Director of EU Policy at Opportunity Green, leading our Brussels office and spearheading EU climate policy initiatives for OG and the SASHA Coalition.

    With over a decade of experience in EU policy-making, developing organisations' strategies, securing funding to professionalise operations and enhancing impact, Aurelia is passionate about delivering ambitious climate solutions that advance equity and justice.

  • Sorcha Tunney, Senior Manager, Ireland, at SASHA Coalition

    Sorcha Tunney (she/her)

    SENIOR MANAGER, IRELAND

    Sorcha is Senior Manager for Ireland at Opportunity Green. She has significant experience in advocacy for human rights and climate action. She held senior positions at Friends of the Earth Ireland, the Irish Coalition for Business and Human Rights and Amnesty International.

    In her previous roles, Sorcha delivered strategic advocacy initiatives that influenced national and European policies on corporate accountability, human rights and climate action.

    Sorcha brings a deep understanding of complex policy areas, a collaborative approach to policy change and a proven track record in strategic advocacy.

  • Nuala Doyle, Advocacy Manager, , the SASHA Coalition and Opportunity Green

    Nuala Doyle (she/her)

    ADVOCACY MANAGER

    Nuala has previously worked as a Policy Adviser within the Scottish Government's Directorate for Energy and Climate Change, specialising in international climate change. In this role, she worked on the Scottish Government's COP26 programme and hydrogen policy.

    Nuala also holds a master's degree in Environment and Development from the University of Edinburgh.

  • Delphine Kaczorowski, Advocacy Manager at the SASHA Coalition

    Delphine Kaczorowski (she/her)

    EU ADVOCACY MANAGER

    Delphine is the EU Advocacy Manager at Opportunity Green and supports the activities of the SASHA Coalition in our Brussels office.

    Prior to joining OG, she spent years advocating for Europe's maritime regional authorities at the Conference of Peripheral Maritime Regions (CPMR), ensuring that the communities most affected by maritime affairs and climate change could actively shape EU policy. She played a leading role in the successful campaign to re-establish The SEArica Intergroup in the European Parliament and steered its secretariat.

  • Sabrina Khan-Dighe, Membership & Advocacy Officer, the SASHA Coalition and Opportunity Green

    Sabrina Khan-Dighe (she/her)

    MEMBERSHIP & ADVOCACY OFFICER

    Prior to joining, Sabrina completed her LLM in Energy & Natural Resources Law from Queen Mary University of London focusing on renewable energy law, enacting the Paris Agreement into regulation, and her dissertation focused on the impacts of energy neo-colonialism on decarbonisation in Africa and Persia. She has also completed legal research projects for international global campaigning networks. She studied French and English law in Paris and Birmingham and has experience working in dispute resolution as an ombudsman and in anti-trust law as a paralegal.

  • Daniel Lubin – Communications Officer, the SASHA Coalition and Opportunity Green

    Daniel Lubin (he/him)

    COMMUNICATIONS OFFICER

    Daniel’s background is in communications and campaigning with Na’amod, a grassroots movement he co-founded in 2018 mobilising Jewish communities in the UK for Palestinian rights.

    He holds an International Affairs MA from Johns Hopkins University and a BA in English Literature from UCL.