History
ECA was formed by George and Patricia Mellor in Sheffield on 1st August 1988.
From a staff of just 3 the ECA family has grown to over 40 highly valued members of staff operating across Europe from company owned premised in Dronfield.
Formed initially to provide tariff cost analysis, advice and constant monitoring to the SME market, our innovative approach has encouraged clients from across all sectors to join our increasing client list.
Throughout our history we have retained our commitment to providing honest, impartial, friendly advice relating to business electricity, gas and water requirements.
After more than 20 years of advising our clients we are proud to be recognised across the industry as a leading consultant enjoying long standing relationships with all suppliers.

“In this present volatile and unstable market place; it’s good to know that ECA are on your side, providing a service which enables the customer to understand the complexities of managing Utility companies and their Billing partners” - Rob Embleton, Novus Leisure
“E.ON UK has worked with Energy Cost Advisors (ECA) for many years now.
ECA is one of our key consultants in the UK. Stephen Mellor and his
team have an excellent reputation throughout the energy industry and we
believe they provide an expert, independent and impartial service to
their clients.”