We're a not-for-profit sustainability accreditation scheme for organisations of all sectors and sizes
We provide tools & accredited training for organisations to take action to reduce their environmental impact, to demonstrate progress by working through the iiE framework, to protect biodiversity through nature-based projects, to set net zero carbon targets, and to receive recognition for their achievements.
How does it work?
Find out how you can achieve environmental certification for your company
Who is it for?
Discover how iiE works with organisations of all industries and sizes
What are the benefits?
Check out why becoming an iiE member will make you a more sustainable business
What our members say
Join organisations of all sizes across the public and private sectors
Latest News & Events
News
Celebrating a year of outstanding achievement at the iiE Awards 2025
The iiE Awards 2025 Shortlist Is Here!
The countdown is on for the Investors in the Environment (iiE) Awards 2025 and we’re…
Read more