STERA is the only rating agency that exclusively focuses on rating suppliers based on their current environmental record and how they conduct due diligence of their extended supply chain. A free “App” is available for all suppliers to facilitate this task.

STERA in Numbers

“Science Based Target” organisations who conduct due dilligence on their supply chain
Suppliers Requested to Join
Countries Covered


STERA is used by procurement departments to easily and accurately identify which suppliers are genuinly reducing emissions and which are “greenwashing”.


Every supplier is judged on the same criteria, so it is fair.


Free software to manage your supply chain.


STERA partner with Carbon Analytics to allow companies to automate their measurement of scope one, two and three emissions. This is a paid service.

Your customers expectations are that your organisation reduces its CO2 footprint. by selecting suppliers with a “Good” or “Excellent” record.

This is how it can be achieved without cost.

Next Steps

Check if your organisation has existing or target enterprise sized customers signed up to “Science Based Targets”

Tell me more about an environmental rating

Take me to get rated

Contact Us

Do you wish to improve your organisations environmental rating to “Good” or “Excellent”? For tips and advice enter your details below.