There are many gas and electricity suppliers in the UK energy market, a picture made more complicated by the white labelling and rebranding of suppliers. There have also been quite a few suppliers who have merged, been acquired or closed down over the last few years.
| Supplier | Domestic | Commercial | News |
|---|---|---|---|
| British Gas | Yes | Yes | BG News |
| Eon Energy | Yes | Yes | Eon News |
| Scottish Power | Yes | Yes | SP News |
| Scottish and Southern Energy | No (Ovo) | Yes | SSE News |
| Npower (Now E.on Next) | Yes – for now | Yes | |
| EDF Energy | Yes | Yes | EDF News |
| Ovo Energy | Yes | Yes | Ovo News |
| Octopus Energy | Yes | Yes | Octopus News |
| Avro Energy | Yes | No | Avro News |
| Bristol Energy | Yes | No | Bristol News |
| Click Energy | Yes | No | Click News |
| Ebico Energy | Yes | No | Ebico News |
| Ecotricity | Yes | Yes | Ecotricity News |
| Enstroga UK | Yes | No | Enstroga UK |
| Fairer Power | Yes | No | Fairer Power News |
| Firmus Energy | Yes | No | Firmus Energy News |
| Good Energy | Yes | Yes | Good Energy News |
| Great North Energy | Yes | No | Great North Energy News |
| Iresa | Yes | No | Iresa News |
| Jersey Electricity | Yes | No | Jersey Electricity News |
| Nabuh Energy | Yes | No | Nabuh Energy News |
| Outfox The Market | Yes | No | Outfox the Market News |
| Peoples Energy | Yes | No | Peoples Energy News |
| PFP Energy | Yes | No | PFP Energy News |
| Powershop UK News | Yes | No | Powershop UK News |
| Shell Home Energy | Yes | No | Shell Home Energy News |
| Simplicity Energy | Yes | No | Simplicity Energy News |
| So Energy | Yes | No | So Energy News |
| Spark Energy | Yes | No | Spark Energy News |
| Together Energy | Yes | No | Together Energy News |
| Tonik Energy | Yes | No | Tonik Energy News |
| Utility Warehouse | Yes | No | Utility Warehouse News |
| Yorkshire Energy | Yes | No | Yorkshire Energy News |
| Zog Energy | Yes | No | Zog Energy News |