When you’re choosing an energy broker to help you find the best deal for commercial electricity, gas and water contracts, it is important that they have access to a broad range of suppliers and the knowledge and experience to guide you to the best supplier for your business.
Utility suppliers in the UK energy market.
We work with the majority of suppliers, and are happy to explain why we don’t work with all of them.
| Name | Rating | Supplies |
|---|---|---|
| E.on Next (Eon has taken over npower.) One of the big 5 suppliers. | Gas and Power | |
| npower Taken over by E.on, the name may disappear soon. | Gas and Power | |
| SSE – Scottish and Southern Energy Another of the Big 5, but has now sold its domestic arm to Ovo Energy | Gas and Power | |
| Scottish Power One of the Big 5, and the largest domestic supplier | Gas (SME Only) and Power | |
| EDF Energy One of the Big 5, and the largest Nuclear generator. | Gas (SME Only) and Power | |
| British Gas The original and still the largest gas supplier (domestic and commercial combined). The last of the Big 5. | Gas and Power | |
| SEFE Energy (formerly Gazprom) The UK arm of Gazprom, a gas supplier for almost 20% of UK businesses, has changed its name. | Gas and Power | |
| Drax Green supplier, who were previously called Haven Power. | Power only | |
| Opus Energy Green supplier, owned by Drax, who also own Haven Power. | Power only | |
| Corona They supply around 14% of the commercial gas market. | Gas and Power | |
| Orsted The largest offshore wind electricity generator | Gas and Power | |
| Total Gas and Power Part of a large European supplier. | Gas and Power | |
| Brook Green Supply Green supplier, with a trading background. | Gas and Power | |
| Engie French energy giant, green supplier | Gas and Power | |
| Octopus Business One of the fastest growing new entrants. | Gas and Power | |
| Dual Energy – Taken over by Smartest Energy, now trading as Smartest Energy Business Early promoter of smart metering. | Gas and Power | |
| Crown Gas and Power Oil, Gas and Power supplier | Gas and Power | |
| D-Energi Small Supplier based in Manchester | Power, Gas and Water | |
| Utilita Very flexible on credit ratings. | Gas and Power | |
| United Gas and Power Based in Leeds. | Gas and Power | |
| Yu Energy | Gas and Power | |
| Yorkshire Gas and Power The other Leeds based supplier. | Gas and Power | |
| Ecotricity Major Green supplier. | Gas and Power | |
| Gas and Power | ||
| Smartest Energy Half hourly meters only, flexible energy. | Power Only | |
| Niccolo Gas New entrant, based in Scotland. | Gas Only | |
| Valda Energy Small supplier, launched in 2019 | Gas and Power | |
Contacting Suppliers
Contact details for most suppliers can be found on this page
Domestic Energy Suppliers
For a full list of domestic energy suppliers here