Top 20 Greentech Events In The UK (2026-27)
Pitch your startup and grow your network
Looking for the best greentech events, conferences, and networking opportunities in the UK and Europe? While the majority of events listed here are UK-based, we also highlight major European conferences that are worth the trip for ambitious founders and investors.
Whether you're building carbon accounting platforms, developing renewable energy solutions, or exploring sustainable innovation, this page curates the most relevant UK and European greentech events for 2026 — including expos, pitch nights, demo days, and investor meetups.
From London's climate tech hub to rising centres like Cambridge, Glasgow, and Leeds – and top conferences in major European cities – these events offer a chance to learn from experts, meet co-founders, and get in front of active greentech investors.
You'll find a curated table below listing the top greentech events in the UK, with key info for each one — dates, location, topic focus, and a direct link to the organiser's website. We've also tagged events where greentech investors, VCs, and accelerators are expected to attend.
🗓 Explore the table below for:
- A complete UK greentech event calendar for 2026
- Filters for topics like carbon measurement, renewable energy, sustainability tech, climate analytics
- Event locations, duration, and website links
- Indicators for pitch opportunities and investor presence
👉 Want to explore other startup events? Check out the full startup events calendar, or dive into the greentech ecosystem with our curated lists of greentech venture capital firms, greentech angel investors, and greentech startups — or view the full greentech investor hub.
Most exciting Greentech Events 2026-27
Events (name, dates, topic, website, network with investors and startups)
| Startup Event | When | Where | Website | Topic | How Long | Grow your network |
|---|---|---|---|---|---|---|
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