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🏴󠁧󠁢󠁥󠁮󠁧󠁿 35 Top English Clean Energy Startups & Firms

This article showcases our top picks for the best English Clean Energy companies. These startups and companies are taking a variety of approaches to innovating the Clean Energy industry, but are all exceptional companies well worth a follow.

We tried to pick companies across the size spectrum from cutting edge startups to established brands.

We selected these startups and companies for exceptional performance in one of these categories:

  • Innovation
    • Innovative ideas
    • Innovative route to market
    • Innovative product
  • Growth
    • Exceptional growth
    • Exceptional growth strategy
  • Management
  • Societal impact

Top English Clean Energy Startups

Data sourced from Crunchbase and SemRush.

CORE POWER (UK) Ltd

CORE POWER (UK) Ltd

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Advanced atomic technologies can be a game changer for heavy transport and industry.

Clim8 Invest

Clim8 Invest

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Clim8 Invest provides an app that allows individuals to invest in industries that work towards fighting climate change.

Clim8 Invest

Electron

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Electron is accelerating the energy industry’s transition to Net Zero by making granular, market-based interactions possible.

Clim8 Invest

Future Planet Capital

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Future Planet is the impact-led, global VC firm built to invest in growth companies from the world’s top universities

Clim8 Invest

Carbon Trust

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Carbon Trust is to accelerate the move to a low carbon economy, by working with organisations to reduce carbon emissions now and develop.

Clim8 Invest

H2GO Power

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H2GO Power develops safe and low-cost hydrogen production and storage technologies.

Clim8 Invest

Bramble Energy

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Bramble Energy is an innovator energy technology company that designs and manufactures high-performance, low-cost, and fuel cell stack

Clim8 Invest

ARROE

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Combining software with hardware to create a new product category, smart charging

Clim8 Invest

SEaB Energy

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SEaB Energy has patented a micro anaerobic digestion system for onsite and in-building conversion of organics to energy, water, & fertiliser

Clim8 Invest

Carbon Analytics

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Carbon Analytics transforms a company’s accounting data into a highly visual, actionable carbon footprint analysis.

Clim8 Invest

Quimera Energy Efficiency

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Energy Efficiency, ESCO, Energy Saving, Energy Service

Clim8 Invest

Solaris Offgrid

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Provide sustainable energy in low income communities.

Clim8 Invest

Carnot

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Carnot is a developer of hydrogen engine used to reduce the fuel consumption and zero CO2 emissions.

Clim8 Invest

GrowUp Farms

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We’re turning food production on its head to make way better food, that doesn’t cost the earth.

Clim8 Invest

Ventive

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Ventive creates healthy internal environments. Pioneers of Passive Ventilation with Heat Recovery

Clim8 Invest

Ichthion

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Ichthion engaged in Development of cutting-edge technology to restore the ocean environment.

Clim8 Invest

Q2i Group

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Blockchain Interoperability – Complex Transactions Monetised – Blockchain Agnostic Platform – Q2iD – ID Control – Q2iPay

Clim8 Invest

E24

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E24 provides fully integrated end-to-end, modular and inter-connectable renewable energy solutions.

Clim8 Invest

Cambridge Clean Energy Ltd.

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Revolutionizing the way energy is delivered to emerging markets. Clean-Tech firm focused on innovation and distributed energy as a service

Clim8 Invest

Mandulis Energy

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Develops renewable energy projects in emerging markets

Clim8 Invest

Demand Logic

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Demand Logic is an online energy efficiency system that analyzes data from building management systems.

Clim8 Invest

Tamar Energy

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Tamar Energy is a clean energy company focused on producing energy from organic waste matter.

Clim8 Invest

Urban Wind Assets

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Urban Wind Assets built and operating with a few still in the late stages of construction and connection.

Clim8 Invest

Earth Capital

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EC is a global private equity investment manager totally focused on Sustainable Development within the climate change nexus.

Clim8 Invest

PF Nexus

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Renewable energy & infrastructure deal origination platform

Clim8 Invest

Natural Capital Partners

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Natural Capital Partners creates solutions that delivers positive impacts for the environment and society.

Clim8 Invest

Altroleum

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Software for the energy transition

Clim8 Invest

ALP Technologies

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ALP Technologies focuses on developing renewable energy technologies for the developing world.

Clim8 Invest

H2 Bulletin

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News and Analysis

Clim8 Invest

Cleantech Region Impact Group Limited

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Supporting Climate impact companies & ecosystems. With business, financing & networks.

Clim8 Invest

RHC IMZADI Hydrogen Consulting

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RHC IMZADI is a specialist boutique consultancy that assists companies and organisations interested in joining the Energy Transition.

Clim8 Invest

AVA Global

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Interim Management & Executive Search

Clim8 Invest

CoreOne

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The world’s first connected, autonomous solar water heater.

Clim8 Invest

Global CleanTech Summit

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Events and information

Clim8 Invest

Us Solar Fund

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US Solar Fund (USF) is a renewable energy fund that aims to provide investors with attractive, sustainable dividends.

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