The Concave Effect

Designed to drive collaboration & scale climate solutions at the intersection of nature, cities + systems change - we unite a diverse network of visionaries, change-makers, investors & thought leaders to spark powerful alliances.


Official Partner Event of


2026 Summit Sessions

Meet our Speakers

  • Sol Park

    Principal, Blue Revolution Fund, Hatch Blue

  • Francesco Valente

    Investment Director, Global Innovation Fund

  • Adam Gibbon

    Natural Capital Lead, AXA-IM

  • Dr Kat Bruce

    Founder Director, Nature Metrics

  • Chris Gorell Barnes

    Founding Partner, Ocean14 Capital

  • Anna Hollyman

    Co-Head, Policy & Places, UK Green Building Council (UKGBC)

  • Christian Polman

    MD, Ethical Fin

  • Anne Marieke Eveleens

    Co-founder, Chief Scientific Officer, The Great Bubble Barrier®

  • Munib Madni

    CEO, FAST-P

  • Dee Korab

    Head of Impact, Puma Property Finance

  • Steve Melhuish

    Founder, GP, 100×100 / PlanetRise

  • Gabriel Haddad Silva

    Co-Founder, CEO, MOMBAK

  • Fred Holt

    Partner / Architect, 3XN Quay Quarter Tower

  • Dr Daniel Wilde

    Head of Oceans, Commonwealth Secretariat

  • Dr Jane Collins

    Ocean Governance Adviser, Commonwealth Secretariat

  • Orlando Molano

    Director General, Urban Development Institute - The City of Bogotá

  • Nidhi Pant

    Co-Founder, S4S Technologies

  • Richard Matey

    Executive Director, Green Africa Youth Organisation (GAYO)

  • Serge Raemaekers

    Co-founder, Executive Director, ABALOBI

  • Ninna Granucci

    Co-Founder, CEO, Green Spot Technologies

  • David Auerbach

    Co-Founder, Sanergy

  • Tanya Aritao

    Head of Portfolio Development, The Earthshot Prize

  • Nick Hill

    Co-founder,CEO, Coast4C

  • Cassie Coash

    Head of Partnerships

  • David Mah

    Impact Officer, FAST-P

  • Julia Attwood

    Research Director, Currence

  • Charlie Bilsland

    CEO, Temperate

  • Zarina Alexander

    Co-Founder, CEO, Neocrete

  • Saloni Bhojwani

    Entrepreneur, Investor

  • Raad Pharaon

    Programme Manager, Impact Investing Institute

  • Kateryna Filippi

    CEO, Impact Venture

  • Mehrnaz Ghojeh

    Strategic Advisor, Global Coalitions & Portfolio Impact, The Earthshot Prize

Lead Partners


Recent Highlights

Testimonials

“We need to build bridges between different asset classes & actors to solve some of our biggest challenges.

I felt in terms of the people I’ve met today & the sessions I’ve attended - we really achieved that.”

Elodie Broad. Head of Impact & ESG. Balderton Capital

“From the conversations today - there’s lots of potential collaboration.

Having these face-to-face, real world get togethers are so important to accelerate and push forward the nature regeneration movement.”

Oliver Bolton. CEO, Co-founder. 
Earthly