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Top 99 Green Energy startups in UK
Updated: April 23, 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.
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: $1.8B
Zenobe Energy is the largest independent owner and operator of battery storage in the UK. It buys and manages grid-scale batteries for its commercial customers, such as utilities and electric-vehicle operators.
Zenobe Energy is the largest independent owner and operator of battery storage in the UK. It buys and manages grid-scale batteries for its commercial customers, such as utilities and electric-vehicle operators.
3
Funding: $979.5M
Arrival is a technology company, that creates Generation 2 Electric Vehicles. Devices on wheels — they outperform legacy technology to deliver an experience like no other, but are priced the same as fossil fuel equivalents.
Arrival is a technology company, that creates Generation 2 Electric Vehicles. Devices on wheels — they outperform legacy technology to deliver an experience like no other, but are priced the same as fossil fuel equivalents.
4
Funding: £447M
OVO Energy is an independent energy technology company and supplier. OVO also installs world’s most advanced storage heaters
OVO Energy is an independent energy technology company and supplier. OVO also installs world’s most advanced storage heaters
5
Funding: $433.5M
Newcleo is developing the latest generation of nuclear reactors providing a path to combatting both climate change and existing nuclear waste. It is working on so-called Small Modular Reactors (SMRs) and wants to use so-called MOX technology to make it possible to recycle spent uranium from conventional nuclear power plants.
Newcleo is developing the latest generation of nuclear reactors providing a path to combatting both climate change and existing nuclear waste. It is working on so-called Small Modular Reactors (SMRs) and wants to use so-called MOX technology to make it possible to recycle spent uranium from conventional nuclear power plants.
6
Funding: £287M
Field is a renewable energy company aiming to accelerate the build-out of renewable infrastructure needed to reach net zero. It is building battery storage projects across the UK
Field is a renewable energy company aiming to accelerate the build-out of renewable infrastructure needed to reach net zero. It is building battery storage projects across the UK
7
Funding: $330.9M
Nexeon is an electronics company that develops and manufactures lithium-ion batteries to reduce carbon anode energy inefficiency.
Nexeon is an electronics company that develops and manufactures lithium-ion batteries to reduce carbon anode energy inefficiency.
8
Funding: $231.8M
Venterra engineer, build, and support the operations of wind energy developments around the world.
Venterra engineer, build, and support the operations of wind energy developments around the world.
9
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.
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.
10
Funding: $152.2M
Oxford PV is the technology leader in the field of perovskite solar cells.
Oxford PV is the technology leader in the field of perovskite solar cells.
See also:
Top 10 Energy Storage startups
Top 10 Energy Storage startups
11
Funding: £123.1M
Tokamak Energy aims to accelerate the development of fusion energy. Tokamak Energy was founded by leading scientists from the world’s leading fusion research establishment at Culham to develop the potential to use fusion neutrons for a variety of applications from material treatments to medical applications or low cost hydrogen production. The technology is also applicable in the area of nuclear waste, where it...
Tokamak Energy aims to accelerate the development of fusion energy. Tokamak Energy was founded by leading scientists from the world’s leading fusion research establishment at Culham to develop the potential to use fusion neutrons for a variety of applications from material treatments to medical applications or low cost hydrogen production. The technology is also applicable in the area of nuclear waste, where it...
12
Funding: $107M
First Light Fusion (FLF) develops Inertial confinement fusion reactor that can produce power.
First Light Fusion (FLF) develops Inertial confinement fusion reactor that can produce power.
13
Funding: $86.5M
Origami Energy is creating a real-time marketplace for a distributed energy world. It's smart technology intelligently manages and remotely controls distributed energy assets to access the most profitable current and future value opportunities.
Origami Energy is creating a real-time marketplace for a distributed energy world. It's smart technology intelligently manages and remotely controls distributed energy assets to access the most profitable current and future value opportunities.
14
Funding: €78.7M
Fuse Energy offers commission-free energy; 10x cheaper; 10x better, and 100 per cent renewable energy.
Fuse Energy offers commission-free energy; 10x cheaper; 10x better, and 100 per cent renewable energy.
15
Funding: $83.6M
Nyobolt is a developer of high-powered battery technology used to serve automotive applications.
Nyobolt is a developer of high-powered battery technology used to serve automotive applications.
16
Funding: $80.7M
Green gas and electricity supplier. It buys energy from independent renewable generators from across the UK. Acquired by Octopus Energy
Green gas and electricity supplier. It buys energy from independent renewable generators from across the UK. Acquired by Octopus Energy
18
Funding: $73.3M
Engineered to cool the whole IT stack, in every use case, from Hyperscale to the Extreme Edge
Engineered to cool the whole IT stack, in every use case, from Hyperscale to the Extreme Edge
19
Funding: £60M
My Energi makes Electric Vehicle charging equipment and eco-smart home devices.
My Energi makes Electric Vehicle charging equipment and eco-smart home devices.
20
Funding: $61.7M
Highview Power’s CRYOBattery delivers, clean, reliable, and cost-efficient long-duration energy storage to enable a 100% renewable energy future. It is storing energy in “liquid air”—when you compress a gas enough, it turns liquid
Highview Power’s CRYOBattery delivers, clean, reliable, and cost-efficient long-duration energy storage to enable a 100% renewable energy future. It is storing energy in “liquid air”—when you compress a gas enough, it turns liquid
21
Funding: $57.8M
Bramble Energy is an innovator energy technology company that designs and manufactures high-performance, low-cost, and fuel cell stack
Bramble Energy is an innovator energy technology company that designs and manufactures high-performance, low-cost, and fuel cell stack
22
Funding: £41.8M
Trojan Energy develops a system that offers an equal chance for EV drivers without a driveway to charge effectively at home, while eliminating residual clutter on the pavement.
Trojan Energy develops a system that offers an equal chance for EV drivers without a driveway to charge effectively at home, while eliminating residual clutter on the pavement.
23
Funding: $46.8M
Ev.energy is a smart charging software platform for electric vehicles to reduce carbon emissions and costs.
Ev.energy is a smart charging software platform for electric vehicles to reduce carbon emissions and costs.
24
Funding: £35M
Exagen Group is building the next generation of utility scale solar farms co-located with grid-balancing battery storage facilities.
Exagen Group is building the next generation of utility scale solar farms co-located with grid-balancing battery storage facilities.
25
Funding: £25M
Made up of Faraday Exchangers – independently-verified ‘plug and play’ devices that dynamically balance and smooth power flowing across the energy system – a Faraday Grid gradually transforms a traditional electricity network to deliver a more resilient system and lower energy costs.
Made up of Faraday Exchangers – independently-verified ‘plug and play’ devices that dynamically balance and smooth power flowing across the energy system – a Faraday Grid gradually transforms a traditional electricity network to deliver a more resilient system and lower energy costs.
26
Funding: $34M
Addionics is creating next-generation batteries for electric cars through intelligent 3D battery architecture and engineering.
Addionics is creating next-generation batteries for electric cars through intelligent 3D battery architecture and engineering.
27
Funding: $31.9M
Scotrenewables Tidal Power is a renewable energy research and development company focused on tidal power.
Scotrenewables Tidal Power is a renewable energy research and development company focused on tidal power.
28
Funding: £21.4M
QiO Technologies is an AI sustainability tech company that provides a sustainability suite to reduce greenhouse gas emissions.
QiO Technologies is an AI sustainability tech company that provides a sustainability suite to reduce greenhouse gas emissions.
29
Funding: $24.3M
Moixa is the UK’s leading smart battery company. We develop our Smart Battery hardware and GridShare software to facilitate smart energy storage and sharing.
Moixa is the UK’s leading smart battery company. We develop our Smart Battery hardware and GridShare software to facilitate smart energy storage and sharing.
31
Funding: £15.9M
Piclo develops software to make electricity grids smart, flexible and sustainable.
Piclo develops software to make electricity grids smart, flexible and sustainable.
32
Funding: £16.1M
Providing a data-driven energy platform, Modo Energy is emerging as one of the key players in optimising energy storage.
Providing a data-driven energy platform, Modo Energy is emerging as one of the key players in optimising energy storage.
33
Funding: $16.9M
Verv is an intelligent home hub, which gives the power to take control of energy usage to ultimately reduce energy bills.
Verv is an intelligent home hub, which gives the power to take control of energy usage to ultimately reduce energy bills.
34
Funding: £14M
Cheesecake Energy is developing advanced thermal and compressed air energy systems to store energy.
Cheesecake Energy is developing advanced thermal and compressed air energy systems to store energy.
35
Funding: £12.3M
Continuum Industries offers a cloud-based platform designed to accelerate and de-risk the development of new linear infrastructure projects, from concept to consent. They streamline optioneering for various infrastructure types, including electricity transmission, renewable energy, hydrogen, and water networks.
Continuum Industries offers a cloud-based platform designed to accelerate and de-risk the development of new linear infrastructure projects, from concept to consent. They streamline optioneering for various infrastructure types, including electricity transmission, renewable energy, hydrogen, and water networks.
36
Funding: £11.8M
RheEnergise is bringing innovation to pumped energy storage. We call our new solution High-Density Hydro
RheEnergise is bringing innovation to pumped energy storage. We call our new solution High-Density Hydro
37
Funding: £11M
Electron is a start-up harnessing blockchain technologies to design more efficient, resilient and flexible systems for the energy sector.
Electron is a start-up harnessing blockchain technologies to design more efficient, resilient and flexible systems for the energy sector.
38
Funding: £10.6M
Aceleron is an innovative advanced lithium battery developer aiming to accelerate the global shift to cleaner, more renewable energy and to empower people to benefit from sustainable battery technology.
Aceleron is an innovative advanced lithium battery developer aiming to accelerate the global shift to cleaner, more renewable energy and to empower people to benefit from sustainable battery technology.
39
Funding: £10.8M
Mocean Energy develops new technologies which can harness the power of waves – and accelerate the transition to a zero-carbon world.
Mocean Energy develops new technologies which can harness the power of waves – and accelerate the transition to a zero-carbon world.
40
Funding: £10.6M
Aceleron is using new battery technology to create the World's first recyclable, upgradeable and serviceable lithium-ion batteries to drive the global circular economy.
Aceleron is using new battery technology to create the World's first recyclable, upgradeable and serviceable lithium-ion batteries to drive the global circular economy.
41
Funding: £9M
3D vision and artificial intelligence applied to subsea robotics servicing offshore wind decommissioning
3D vision and artificial intelligence applied to subsea robotics servicing offshore wind decommissioning
42
Funding: £9.2M
WASE provides a decentralized sanitation system with the goal of accelerating the global adoption of circular waste treatment.
WASE provides a decentralized sanitation system with the goal of accelerating the global adoption of circular waste treatment.
43
Funding: $10.3M
Kite Power Systems has created commercial kite-driven power station. The kites fly in a figure-of-eight pattern 450 metres in the air, pulling a tether that turns a turbine and produces electricity. Two kites working in tandem create a continuous energy source.
Kite Power Systems has created commercial kite-driven power station. The kites fly in a figure-of-eight pattern 450 metres in the air, pulling a tether that turns a turbine and produces electricity. Two kites working in tandem create a continuous energy source.
44
Funding: $10M
Powervault has developed the UK’s most affordable and easiest to install home energy storage device, which can lower consumer electricity bills and provide emergency power to critical devices. The ‘emergency power socket’ enables customers to use their stored energy during black-outs. Founded by Joe Warren, the patent-pending product uses an integrated battery and control system to store the free electricity generated from solar panels during the day and then release the stored energy in the evening.
Powervault has developed the UK’s most affordable and easiest to install home energy storage device, which can lower consumer electricity bills and provide emergency power to critical devices. The ‘emergency power socket’ enables customers to use their stored energy during black-outs. Founded by Joe Warren, the patent-pending product uses an integrated battery and control system to store the free electricity generated from solar panels during the day and then release the stored energy in the evening.
45
Funding: €3.4M
Atlantis Turbine and Engineering Services division designs, supplies and maintains world leading tidal turbines and subsea connection equipment.
Atlantis Turbine and Engineering Services division designs, supplies and maintains world leading tidal turbines and subsea connection equipment.
47
Funding: £6.8M
H2GO Power develops hydrogen energy storage. It's solution stores hydrogen gas that can be burned in fuel cells by using nanomaterials to create a flexible sponge that traps hydrogen atoms in its pores.
H2GO Power develops hydrogen energy storage. It's solution stores hydrogen gas that can be burned in fuel cells by using nanomaterials to create a flexible sponge that traps hydrogen atoms in its pores.
48
Funding: $8M
Naked Energy has developed an innovative hybrid solar technology generating combined heat and power.
Naked Energy has developed an innovative hybrid solar technology generating combined heat and power.
49
Funding: $7.9M
BuffaloGrid connects communities by giving stores, kiosks and kiranas the ability to generate and provide affordable mobile phone power.
BuffaloGrid connects communities by giving stores, kiosks and kiranas the ability to generate and provide affordable mobile phone power.
50
Funding: £6.6M
Nous is hoping to throw households a life-raft by offering a free personalized report that explains how price rises will affect their costs and gives advice on how to adapt to inflation.
Nous is hoping to throw households a life-raft by offering a free personalized report that explains how price rises will affect their costs and gives advice on how to adapt to inflation.