Bulb Energy was a renewable-only energy supplier that was acquired but Octopus Energy in 2022 after it was placed into special administration.
At the time of acquisition, it was one of the largest energy suppliers on the market and at the time of publication, the energy supplier still trades as Bulb, and its customers are in the process of being moved to Octopus accounts - more than a million (70% of the total) at time of writing in March 2023.
Bulb Business Energy: Prices, Tariffs & Reviews
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A Guide to Bulb Energy
In 2022, Bulb Energy was bought by Octopus Energy and all their customers were transferred over to an Octopus Account.
Bulb was run as a ‘Community’. This means that customers could ask questions online about their specific account. They also had an input into how the company is run.
Bulb Energy Reviews
Bulb Energy has a score of 3.96 out of 5 on the review site Trustpilot. This comes from more than 80,000 reviews. 85% of all reviews were rated as ‘Excellent’ or ‘5 stars’. Only 7% of all customers rated the company as ‘Bad’ or ‘1 star’. However, these are not all business energy-specific reviews.
The comments from customers state how the transition from Bulb Energy to Octopus Energy was very simple and how customer services has improved massively.

Bulb Energy Prices & Tariffs
Bulb no longer supplies business electricity as it is in the process of merging with Octopus Energy.