Top 10 Clean (Renewable) Energy startups in UK

Updated: March 15, 2024

1
Funding: $2.1B
Octopus Energy develops cloud-based smart grid platform and provides fair prices forever and greener energy from the UK's largest investor in solar generation. It uses an innovative AI and data-based platform to balance loads around the grid.
2
Funding: £447M
OVO Energy is an independent energy technology company and supplier. OVO also installs world’s most advanced storage heaters
3
Funding: $215M
BBOXX designs, manufactures, and distributes plug and play solar systems. It also offers pay-as-you-go solar power. BBOXX Power DC product range is closed DC systems in standardised sizes. BBOXX Hub brings the smart capabilities of remote monitoring and control to larger capacity systems and projects. BBOXX Pulse is a comprehensive management platform that enables growth of next generation utility businesses.
4
Funding: €78.7M
Fuse Energy offers commission-free energy; 10x cheaper; 10x better, and 100 per cent renewable energy.
5
Funding: $80.7M
Green gas and electricity supplier. It buys energy from independent renewable generators from across the UK. Acquired by Octopus Energy
6
Funding: $3.2M
Tem. develops and provides innovative solutions to manufacture renewable energy generators.
7
Funding: $3M
Ecolution is converting homes and businesses into renewable energy power stations as part of a sustainable solution to climate change. We will maintain and monitor those renewable solutions to maximise their life span and keep our world green.
8
Funding: £561.3K
Rebel Energy is a new breed of energy supplier, providing clean energy to households in the UK
9
Funding: €570K
Switchd is enabling consumers to easily switch energy suppliers through a platform that automatically subscribes them to the most advantageous solution. During the cost of living crisis, the startup hopes to make it easier for consumers to find and transfer to the most sustainable solutions for their homes.
10

So Energy is an award-winning renewable energy supplier.
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