11th Annual Sustainability Week 2026

A Sustainability Event Happening in London (March 2-4, 2026)

Event Description

The 11th annual Sustainability Week will take place from March 2nd to 4th, 2026, at the Intercontinental London – the O2. The event is growing, with space for up to 2,500 attendees, after welcoming 1,445 people this year. New additions include the Investment Battlefield, where climate startups can pitch ideas, and a dedicated Carbon Capture Summit.

The event will continue to grow its sustainability-focused sessions and the CSO Leaders Club. It brings together top business leaders to help companies move faster towards becoming more sustainable.

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