About Co-operative Energy
Co-operative Energy is a domestic energy supplier associated with the Co-operative Group, one of the UK's largest consumer co-operatives. It serves approximately 300,000 domestic customers. The supplier offers gas and electricity to households across Great Britain.
Co-operative Energy took on customers from GB Energy Supply, which ceased trading during the energy crisis, under Ofgem's Supplier of Last Resort process.
Tariff types offered
Co-operative Energy offers fixed and variable tariff products. In Which? sustainability assessments Co-operative Energy scored 60% in 2024, placing it in the mid-upper range for green credentials among UK suppliers.
Contact information
Phone: 0330 124 1700
Website: cooperativeenergy.coop/contact
To compare current tariffs from Co-operative Energy alongside other UK suppliers, use the comparison tool below.
Priority Services Register: available for qualifying customers.
Trustpilot rating
Co-operative Energy holds a Trustpilot rating of approximately 3.6 to 3.9 out of 5. Check Trustpilot directly for the current rating.
Fuel mix
Co-operative Energy publishes an annual fuel mix disclosure. Check the Co-operative Energy website for current figures.