As we move into Q2 2026, we’re sharing a curated selection of key conferences, forums, and summits bringing together founders, investors, and operators across the sector.
These gatherings offer high-value environments for connection, knowledge exchange, and collaboration, while also providing a clear view of where capital, policy, and innovation are converging.
With several registration deadlines approaching, early planning remains critical.
We’ve compiled this list to help you navigate the months ahead. If there’s an event we should include, feel free to reach out; we continuously refine this guide to ensure it remains relevant and useful for our community.
APRIL
April 14th - 15th
World ESG Summit
Dubai, UAE
The summit will be a great chance for everyone to share ideas, discuss the latest trends, and find new solutions to important sustainability challenges. The goal is to inspire practical strategies that make a real difference for the environment, communities, and good governance. We’re looking forward to a productive and inspiring event that encourages positive change.
April 15th - 16th
Energy Tech Summit
Bilbao, ESP
The annual Energy Tech Summit is hosting top global energy and mobility investors, entrepreneurs, and government leaders to explore the latest developments in energy and mobility convergence theme, debated by global industry leaders across 9 conference tracks.
April 22nd - 23rd
HackSummit
Lausanne, CH
Join the ClimateTech event that brings together impact-driven founders and investors from across Europe, and beyond and hear from some of the brightest minds in Food & Climate Tech.
April 27th - 28th
Impact Investing Forum
London, UK
Impact Investing World Forum is one of the leading global impact investment communities / events, based in London UK Europe. It is focused on esg, sustainable, social investments.
April 28th - 29th
Innovation Zero World Congress
London, UK
MAY
May 18th - 19th
Carbon Unbound
New York, USA
Accelerating Gigaton-Scale Carbon Dioxide Removal 400+ business leaders, investors, buyers and policy makers will gather in New York, May 2025, to shape the future of carbon dioxide removal. General tickets now available – fast track your CDR journey and secure your place at the premier climate policy summit today!
May 19th - 21st
World Hydrogen Summit & Exhibition
Rotterdam, DE
Progress must be assessed and benchmarked against industry and decarbonisation goals – are we on track? Join 10,000 global industry experts to exchange key insights, build new alliances and sign bold agreements that will kickstart the next wave of hydrogen project developments into the 2030s.
JUNE
June 8th - 12th
London Tech Week
London, UK
London Tech Week provides the tech eco-system with a platform to come together to drive change. Our mission is to build a better, more inclusive, digital world by gathering the world’s most inspirational founders, global leaders, senior investors and rising stars to collaborate and discuss the vital role of technology on society.
June 17th - 20th
Viva Tech
Paris, FR
VivaTech is Europe’s biggest startup and tech event and accelerates innovation by connecting startups, tech leaders, major corporations and investors responding to our world’s biggest challenges.
June 22nd - 23rd
World Agri-Tech’s South America
Sao Paolo, BR
June 23rd - 24th
Reset - Connect
London, UK
Reset Connect London is the UK’s leading sustainability and net-zero event for business, investors and innovators. Offering present & future net-zero business solutions and the financing to implement them. We bridge the gap between sustainability change-makers, business leaders, government and funding and are proud to be a flagship event of London Climate Action Week.
Did we miss any? Send us an email here.
There are a lot more events to choose from
The above list is a comprehensive list of climate tech events/forums/and conferences. But there are many more webinars, talks, and courses out there! Every week we update our curated calendar of events and accelerator deadlines exclusively for members.
