London’s Best Clean Energy Companies – To Work For and Buy From

May 6, 2021

This article showcases our top picks for the best London based 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

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Top London Clean Energy Companies

Data sourced from Crunchbase and SemRush.

CORE POWER (UK) Ltd

CORE POWER (UK) Ltd

Crunchbase Website Twitter Facebook Linkedin

The marine Molten Salt Reactor (m-MSR) can be a game changer for transport and industry.

Future Planet Capital

Future Planet Capital

Crunchbase Website Twitter Facebook Linkedin

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

H2GO Power

H2GO Power

Crunchbase Website Twitter Facebook Linkedin

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

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Carbon Trust

Carbon Trust

Crunchbase Website Twitter Facebook Linkedin

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

Bramble Energy

Bramble Energy

Crunchbase Website Twitter Facebook Linkedin

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

Electron

Electron

Crunchbase Website Twitter Facebook Linkedin

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

Quimera Energy Efficiency

Quimera Energy Efficiency

Crunchbase Website Twitter Facebook Linkedin

Energy Efficiency, ESCO, Energy Saving, Energy Service

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Solaris Offgrid

Solaris Offgrid

Crunchbase Website Twitter Facebook Linkedin

Provide sustainable energy in low income communities.

ARROE

ARROE

Crunchbase Website Twitter Facebook Linkedin

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

SEaB Energy

SEaB Energy

Crunchbase Website Twitter Facebook Linkedin

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

Carbon Analytics

Carbon Analytics

Crunchbase Website Twitter Facebook Linkedin

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

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Ichthion

Ichthion

Crunchbase Website Twitter Facebook Linkedin

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

GrowUp Farms

GrowUp Farms

Crunchbase Website Twitter Facebook Linkedin

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

Cambridge Clean Energy Ltd.

Cambridge Clean Energy Ltd.

Crunchbase Website Twitter Facebook Linkedin

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

E24

E24

Crunchbase Website Twitter Facebook Linkedin

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

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Carnot

Carnot

Crunchbase Website Twitter Facebook Linkedin

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

Mandulis Energy

Mandulis Energy

Crunchbase Website Twitter Facebook Linkedin

Develops renewable energy projects in emerging markets

Q2i Group

Q2i Group

Crunchbase Website Twitter Facebook Linkedin

Blockchain Interoperability – Complex Transactions Monetised – Blockchain Agnostic Platform for Innovation – Q2iD – ID Control

Demand Logic

Demand Logic

Crunchbase Website Twitter Facebook Linkedin

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

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Tamar Energy

Tamar Energy

Crunchbase Website Twitter Facebook Linkedin

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

Ventive

Ventive

Crunchbase Website Twitter Facebook Linkedin

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

Urban Wind Assets

Urban Wind Assets

Crunchbase Website Twitter Facebook Linkedin

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

Earth Capital

Earth Capital

Crunchbase Website Twitter Facebook Linkedin

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

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Natural Capital Partners

Natural Capital Partners

Crunchbase Website Twitter Facebook Linkedin

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

Altroleum

Altroleum

Crunchbase Website Twitter Facebook Linkedin

Software for the energy transition

Us Solar Fund

Us Solar Fund

Crunchbase Website Twitter Facebook Linkedin

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

Ignite Power

Ignite Power

Crunchbase Website Twitter Facebook Linkedin

Ignite Power is Pan-African developer and financier of safe clean energy solutions.

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International Power

International Power

Crunchbase Website Twitter Facebook Linkedin

International Power is an multinational electricity generation company.

Verditek

Verditek

Crunchbase Website Twitter Facebook Linkedin

Verditek focused on clean technology sectors including next generation solar panel technology, liquid gas absorption.

ALP Technologies

ALP Technologies

Crunchbase Website Twitter Facebook Linkedin

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

Cleantech Region Impact Group Limited

Cleantech Region Impact Group Limited

Crunchbase Website Twitter Facebook Linkedin

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

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AVA Global

AVA Global

Crunchbase Website Twitter Facebook Linkedin

Interim Management & Executive Search

H2 Bulletin

H2 Bulletin

Crunchbase Website Twitter Facebook Linkedin

News and Analysis

MyUtilityGenius

MyUtilityGenius

Crunchbase Website Twitter Facebook Linkedin

27, works for www.myutilitygenius.co.uk, convinced that small actions make the difference to save our Planet!

CoreOne

CoreOne

Crunchbase Website Twitter Facebook Linkedin

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

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Assertio Office Cleaning Company London

Assertio Office Cleaning Company London

Crunchbase Website Twitter Facebook Linkedin

Office & contract commercial cleaning company based in London, UK.

Green Business Watch

Green Business Watch

Crunchbase Website Twitter Facebook Linkedin

Web startup connecting UK consumers to accredited, local, renewable energy installers.

Global CleanTech Summit

Global CleanTech Summit

Crunchbase Website Twitter Facebook Linkedin

Events and information

Star Domestic Cleaners

Star Domestic Cleaners

Crunchbase Website Twitter Facebook Linkedin

Star Domestic Cleaners is a small cleantech contractor located in London.

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The World Refining Association

The World Refining Association

Crunchbase Website Twitter Facebook Linkedin

The World Refining Association facilitates knowledge sharing & nurturing of business partnerships within the oil and gas sector.

Sunny Britain

Sunny Britain

Crunchbase Website Twitter Facebook Linkedin

Sunny Britain offers financial services for individuals who wish to invest in a renewable energy system.

Water Hygiene Systems

Water Hygiene Systems

Crunchbase Website Twitter Facebook Linkedin

Water Hygiene Systems is a long established commitment to quality with excellent products and superior service

The Department of Energy & Climate Change (DECC)

The Department of Energy & Climate Change (DECC)

Crunchbase Website Twitter Facebook Linkedin

Department of Energy & Climate Change works to make sure that the United Kingdom has secure, clean, and affordable energy supplies.

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RHC IMZADI Hydrogen Consulting

RHC IMZADI Hydrogen Consulting

Crunchbase Website Twitter Facebook Linkedin

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

You may write to us at: BestStartup.co.uk/Fupping Ltd, 349 Royal College Street, London, England, NW1 9QS.

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