The Energy Savings Opportunity Scheme (ESOS) is a mandatory energy assessment scheme in the UK that requires large organisations to measure and audit their energy use and identify cost-effective opportunities to improve energy efficiency.

The Energy Savings Opportunity Scheme (ESOS) is a mandatory energy assessment scheme in the United Kingdom that requires large organisations to measure and audit their energy use and identify cost-effective opportunities to improve energy efficiency.

The purpose of ESOS is to help businesses better understand their energy consumption, identify opportunities to reduce energy use, lower carbon emissions and improve operational efficiency.

3CO Limited provides support to organisations operating in the UK with ESOS energy audits, compliance requirements and practical advice on improving energy efficiency.