African Centre for Economic Transformation

Bureau for Investigative Journalism

CDP

Clean Air Fund

Chatham House

Crisis Action

European Climate Foundation

Friends of the Earth

Global Witness

Greenpeace

Johns Hopkins University

Luminate

Nature Positive Initiative

Open Society Foundation

Publish What You Pay

Powour

RUSI

RESET

Sunrise Project

SpendWatt

Transparency International

Tax Justice Network

Wateraid

350.org

The B Team

African Centre for Economic Transformation • Bureau for Investigative Journalism • CDP • Clean Air Fund • Chatham House • Crisis Action • European Climate Foundation • Friends of the Earth • Global Witness • Greenpeace • Johns Hopkins University • Luminate • Nature Positive Initiative • Open Society Foundation • Publish What You Pay • Powour • RUSI • RESET • Sunrise Project • SpendWatt • Transparency International • Tax Justice Network • Wateraid • 350.org • The B Team •

Climate
Nature
Human rights

  • "Oli is such a find I hesitate to recommend him to others! His knack for channelling his environmental background into commercial opportunities is ideally suited to climate tech at this moment. He's a fab thought partner to founders - robust in defending his views whilst keen to hear others, and all about solutions."

    Jason Bank, co-founder and CEO, SpendWatt

  • "Oli consistently delivers impressive results. He is highly skilled at taking complex material and figuring out the best way to get decision-makers to pay attention. Dynamic, engaging, and motivated – an all-round great person to work with.”

    Laura Wellesley, Senior Research Fellow, Chatham House

  • "Oli provides first class counsel and execution with a healthy dose of fun. He brings a wealth of expertise and skill, and can at once broaden my options, while candidly simplifying the most important things that need to happen. "

    Bernie Aryeetey, Director of External Affairs, PATH

  • “Oli is a sensational campaigner and strategist. He writes beautifully, comes up with creative tactics and sharp newslines, and is utterly tenacious in pursuing impact. ”

    Amy Barry, Founder, di:ga Communications

  • “Oli can juggle a hundred balls, allowing everyone around him to stay clear on what they need to do to meet the end goal. There’s no one better to bring into a project to create real and meaningful change.”

    Ava Lee, Director of Campaigns, Global Witness

  • "Oli's been a wonderful thought partner during this critical phase. He's exceptionally strategic with fantastic storytelling skills to back this up. He's laser focused on results, and very good at telling us what we need to know in a supportive and constructive way."

    Sue Wixley, Head of Communications, Clean Air Fund