💚

Bulb (now Octopus Energy)

Independent 🌿 Green

The green challenger that became part of Octopus in 2022

Founded: 2015 HQ: London

Bulb was founded in 2015 and grew rapidly to 1.7 million customers with a simple single-tariff model and 100% renewable electricity. Following the 2021 energy market crisis, Bulb entered special administration. Octopus Energy acquired Bulb's customer base in 2022 — all former Bulb customers are now served by Octopus.

Available Tariffs

Transferred to Octopus N/A

All Bulb customers have been transferred to Octopus Energy. Log in at octopus.energy to manage your account and access Octopus tariffs.

💡 Rates change frequently. Use our live comparison tool for current unit rates in your area.

✓ Pros

Customers now benefit from Octopus's much wider tariff range
Octopus has a strong customer service track record
Transition was managed without service interruption
100% renewable electricity continues under Octopus

✗ Cons

Bulb no longer operates as an independent brand
Some customers experienced billing confusion during transition

Switching Advice

If you were a Bulb customer, you are now with Octopus Energy. Manage your account at octopus.energy. You are free to switch to any other supplier at any time — no exit fees on variable tariffs.

🌿 Green Credentials

Former Bulb customers are now served by Octopus Energy, which also supplies 100% renewable electricity.

Compare Bulb (now Octopus Energy) with all UK suppliers

Enter your postcode to see live rates and how they stack up in your region.

Compare Tariffs Now →

← All UK Energy Suppliers