Top London Greentech Companies (52)

Perk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation, we’re on a mission to power real...

Safi is the new era of TrueCircle. Since we launched in 2021 under the name TrueCircle, we have been on a mission to tackle recycling inefficiency by improving the way we buy and sell recyclables. Safi gives customers access to the best prices and instant expansion into global markets. Through Safi AI, sellers can prove their material quality and drive...

CDP is a global non-profit that runs the world's only independent environmental disclosure system for companies, capital markets, cities, states and regions to manage their environmental impacts.

At the heart of Back Market is a simple idea: make devices a bit cleaner by making them last a bit longer. We think it's time to offer a strong and mainstream alternative to new products by making existing used devices more appealing to potential customers and making them accessible as a strong alternate option.

Watershed is the enterprise climate platform. Leading companies like Walmart, Stripe, Spotify, Klarna, and Twitter use Watershed's software to measure, reduce, and report their carbon emissions. With its state-of-the-art carbon data engine, in-house climate experts, and marketplace of high-quality decarbonization initiatives, Watershed provides audit-grade emissions data to power business value creation, regulatory compliance, and global climate impact. Watershed’s advisors and...

Statkraft is a leading company in hydropower internationally and Europe’s largest generator of renewable energy. The Group produces hydropower, wind power, solar power, gas-fired power and supplies district heating. Statkraft is a global company in energy market operations. Statkraft has over 5,300 employees in 21 countries.

Carbon Re is an industrial AI company that develops a cloud-based platform to achieve operational efficiencies and reduce carbon emissions in manufacturing. Their AI technology focuses on decarbonisation solutions for sectors like cement, steel, and glass, aiming for zero-carbon materials and significant fuel efficiencies.

Voluntary carbon offsetting is a critical part of a net zero plan, but getting offsetting wrong is a reputational liability. We help companies navigate the complexity of the voluntary carbon markets and build a credible and rigorous path to net zero. Together, we can scale carbon removal solutions to align corporate action to the 1.5°C Paris goal.

The World Resources Institute is a global research organization that works to improve people's lives, protect nature, and stabilize the climate by conducting research and informing policy.

Shellworks is a design-led techbio company that creates uncompromising, compostable packaging solutions made from naturally-derived materials, offering a sustainable alternative to conventional plastics.

Green Project is the leading carbon management platform for supply chain decarbonization. We empower companies, and their suppliers to move beyond reporting and take meaningful, measurable climate action. Trusted by 700+ organizations, including Microsoft and S&P, Green Project delivers financial-grade carbon accounting and deep Scope 3 engagement tools tailored for procurement and sustainability leaders. We enable suppliers to: calculate product-level carbon footprints...

Zero100 is a leading intelligence company that helps senior business and operations executives make critical supply chain investment decisions. Zero100’s approach combines unique IP-led research and data, intimate executive-level events, personalized guidance, and access to an extensive community of influential thinkers and voices from within, and beyond, supply chain. 

Isometric is a carbon removal standard and registry.

Oxwash provides sustainable, on-demand laundry and dry cleaning services, focusing on net-zero carbon emissions and eco-friendly processes using advanced technology.

SLUSH Top 20 2023 The exclusive platform for certified waste and recycling experts, ensuring credibility and reliability in every transaction. Why rely on social media and other platforms unfamiliar with the industry? Trust the professionals who understand your needs. Join us early in our journey and make the waste and recycling industry great!

In an era where the world is rapidly advancing towards a cleaner future through decarbonization, Energy Exemplar’s mission lies in ‘Empowering Transformative Energy Decisions’?☀️? Founded in 1999 in Adelaide, Australia, our award-winning software portfolio encompassing the modeling and simulation platform PLEXOS®, Aurora, and Adapt2, is trusted by innovative organizations across the globe. Through our technology and people, we strive to...

CECO Environmental is a global leader in air quality and fluid handling serving the energy, industrial and other niche markets. Providing innovative technology and application expertise, CECO helps companies grow their business with safe, clean and more efficient solutions that help protect our shared environment. In regions around the world, CECO works to improve air quality, optimize the energy value...

RheEnergise is bringing fresh innovation to the world’s dominant form of storage: pumped hydro storage. We call our solution High-Density Hydro®. HD Hydro® uses our proprietary HD Fluid R-19 which has 2.5x the density of water. It is environmentally benign, non-toxic, non-corrosive, and non-reactive. R-19 gives RheEnergise projects 2.5x the power and 2.5x the energy when compared to water. Unlike...

We are not solving climate change fast enough. People, as individuals, can only donate so much. That is why we want to build an app that puts 80% of profits directly to responsible reforestation. With Ecosia - our sole tree planting partner - we will build an ecosystem of responsible alternatives to everyday services like banking and internet search. All to...

We are envisioning a heaven on Earth, forging an oasis like no other. There is no one on earth like us.