How it works


GreenMicro® is a proportionate ESG certification for small businesses, giving independent recognition of their sustainability actions through a simple, evidence-based review.


Starting point of your certification journey.


✔︎ Short, practical questions tailored for small firms.

✔︎ Covers core ESG (environment, social value, governance).


✔︎ Designed to be proportionate: no complex audits or endless forms.


Turn your good intentions into a formal commitment.


✔︎ A simple, public pledge that shows you’re serious about responsible business.


✔︎ Adds credibility with buyers, funders, and local authorities


Proportionate, not overwhelming.


✔︎ Attestation, signed by all certified firms.

✔︎ Provide only the essential documents needed to prove your actions.


✔︎ Aligned with recognised standards (GHG Protocol, BSI Flex 3030, SDGs).


✔︎ Practical guidance and templates included to make this easy.


Your application checked and validated.


✔︎ External, impartial review to ensure fairness and credibility.


✔︎ We’ll highlight strengths and, if needed, suggest improvements.


Celebrate and share your success.


✔︎ Receive your GreenMicro® certificate and digital badge.


✔︎ Be listed in the GreenMicro® Directory – searchable by buyers and councils.


✔︎ Promote your certification to customers, partners, and funders.


Ready to prove your impact?

GreenMicro® makes ESG certification practical, proportionate, and affordable for small firms like yours.

shining green shapes