Global Cleantech 100

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Who are the leading companies in cleantech today? Meet our list of innovators with the technologies and determination to take us from commitments to actions in the sprint to net-zero. You’ll also discover the fast-changing market trends that give us hope of a sustainable future and the drivers behind the progress of each sector.


The Numbers Behind the Companies

How interested are investors in the 2023 Global Cleantech 100 companies?

$12.8 billion Raised by Global Cleantech 100 companies since their founding
$6.7 billion Total raised by Global Cleantech 100 companies in 2022
650 million Largest round in 2022, Climeworks
$98 million Average equity round in 2022
19 Countries represented in the 2023 Global Cleantech 100 Companies

The Global Cleantech 100 Sectors

What technologies and business models will deliver a net-zero future?
Agriculture & Food

Agriculture & Food

What will drive the transformation of agriculture and food over the next decade? Alternative proteins, crop and soil science, and biological inputs are leading the way.

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Enabling Technology

Enabling Technologies

As remote and online working becomes the new normal maintaining and securing assets and systems across the globe will become more important event as the need to reduce carbon increases.

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Energy & Power

Energy & Power

Strong next generation renewable companies in hydrogen, heating and cooling and energy storage reflect a plea for meaningful decarbonization across grids, throughout industries and for consumers.

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Materials & Chemicals

Materials & Chemicals

Hard-to-abate industries including steel production, cement and concrete, chemicals and plastics are gaining the attention of both investors and innovators. Industrial biotech and battery materials are also gaining traction.

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Resources & Environment

Resources & Environment

The market for emissions monitoring, reporting and verification tools and carbon offsets has ballooned in 2021 as the business and finance industries began to grapple with their climate change commitments and climate risk.

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Transportation & Logistics

Transportation & Logistics

Innovation is moving away from passenger cars to capture emerging opportunities in other transport sectors and infrastructure. We also see rising innovation in supply chain technology, ev batteries and other components, fleet management and advanced air mobility.

Get The Transportation & Logistics Sector Report

Latest Global Cleantech Perspectives

Recent Deals – 19 September 2023

Turning urine into crop bio stimulants; circular wood-based packaging materials; power efficient augmented reality vehicle HUDs – find Recent Deals worth looking at…

About Cleantech Group

At Cleantech Group, we provide research, consulting and events to catalyze opportunities for sustainable growth powered by innovation. We bring clients access to the trends, companies and people shaping the future and the customized advice and support businesses need to engage external innovation.

Industries are undergoing definitive transitions toward a more digitized, de-carbonized and resource-efficient industrial future. At every stage from initial strategy to final deals, our services bring corporate change makers, investors, governments and stakeholders from across the ecosystem, the support they need to thrive in this fast-arriving and uncertain future.

The company was established in 2002 and is headquartered in San Francisco with people based in North America, Europe, and Asia.

Cleantech Research


Our analysts deliver research and briefings on the themes central to your goals.

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Cleantech Consulting


We’ll help you set priorities, and determine where and how to find the partners that take you forward.

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Cleantech global events introduce sustainable innovation to investors


Meet corporate change makers, investors, entrepreneurs and stakeholders from the cleantech ecosystem.

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Get the 2023 Cleantech 100 Report Today

Meet the most innovative companies in cleantech.

Gain insights trends and technologies that will take us from commitments to actions in the global sprint to net zero.

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