Your energy supplier — explained

Pick your supplier below and we’ll walk you through exactly what every section of your bill means.

UK's largest supplier. ~7 million customers. Bills can confuse — especially after smart meter installation.

Trust score — coming soon

Fastest-growing supplier. Known for Agile and Tracker tariffs. Time-of-use customers often have questions.

Trust score — coming soon

Rebranded from E.ON in 2020. Standard bills but the rebrand still causes confusion for long-standing customers.

Trust score — coming soon

~3 million customers. Traditional bill layout. Popular with older households and London/South East.

Trust score — coming soon

~2 million customers, mainly Scotland and Northern England. Updated bill format in 2022.

Trust score — coming soon

Don’t see your supplier? BillLuma can still read your bill — upload it and we’ll explain it regardless of who supplies your energy.