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
Join organisations of all sizes across the public and private sectors
Beyond accreditation - Discover our training
Find out moreWhat our members say
Latest News & Events
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Read moreGet started with our Green Champion Training course or choose one of our popular packages to start working towards your accreditation.
iiE Green Champion Course
For individuals looking to understand their organisations environmental impact and learn how implement change
Basic
For small organisations on their green journey who are committed to accreditation
Advanced
Medium sized businesses and those needing additional support for 3 or more sites
Enterprise
Large or corporate organisations with multiple sites and complex needs