The Human Intelligence Authority on Global Cleantech Innovation since 2002
Winning in cleantech is complex—new technologies emerge, policies shift, and it’s hard to know which technologies will scale and which will fail. Cleantech Group helps leaders cut through the noise, spot what’s coming, and connect with the right partners to move from insight to action. Who is your trusted guide for the uncertain journey ahead?
Who We Are
Beyond Market Intelligence. Your Strategic Partner in Innovation and Impact.
For more than two decades, Cleantech Group has delivered insights leaders can trust and guidance they can act on. By combining human intelligence, proprietary data, and a global innovation network, we help industry, finance, and policy leaders stay ahead of disruption and capitalize on transformational opportunities.
Our members benefit from being at the center of this network with market intelligence grounded in experience and strengthened by our direct relationships with the innovators shaping the future.
Our Memberships
More than access—membership delivers clarity, connections, and confidence.

Market Intelligence
Actionable insights and data-driven research uncover global cleantech trends, innovation signals, and business opportunities.

Innovation Advisory
Strategic guidance to help leaders navigate cleantech innovation, de-risk decisions, and seize sustainable growth opportunities.

Advocacy
Championing policies and partnerships that accelerate the adoption of clean technologies.

Events
Curated events connecting cleantech leaders to spark collaboration, showcase innovation, and drive sustainable transformation.
Who We Help
Industry & Finance

Corporations
Corporations must navigate disruption, shifting stakeholder expectations, and the challenge of scaling innovation. We help strategy and innovation teams identify emerging technologies, close gaps, and move decisively from pilot to impact.

Investors
An investor’s need to produce strong returns alongside climate impact requires separating hype from scalable opportunities, and assessing the different scenarios at play impacting the length of commercialization timelines. We deliver focused intelligence and deep ecosystem access to surface breakout companies and guide capital toward lasting impact and returns.

Financial & Professional Services
Service providers face a rapidly changing world, impacting both their current client base and their future one. We help you anticipate disruption, evaluate emerging opportunities, and deliver proactive guidance that strengthens risk management and client trust.
Policy & Impact Leaders

Government and Public Sector
Policymakers face competing goals, fragmented ecosystems, and pressure to show both climate and community impact. We equip you with the intelligence to make evidence-based decisions, attract innovation, and align resources for economic and climate success.

Foundations & Non-Profits
Foundations and non-profits must balance ambition with actionable strategy to achieve climate and equity goals. We help you identify high-potential cleantech solutions, guide resource allocation, and forge partnerships that turn mission into scalable, resilient outcomes.
Innovators

Start-Ups & Scale-Ups
Scaling cleantech innovation requires more than capital—it demands credibility, validation, and the right connections. We equip innovators with the intelligence, connections, and visibility to overcome barriers, secure funding, and unlock first-of-a-kind deployments.
Our DNA
20+ Years Building the Global Cleantech Ecosystem
An Ecosystem at Scale
The very first Investment Monitor Cleantech Group published in 2003 recorded aggregated investment activity in the millions. In 2023, we recorded the trillionth cumulative dollar invested into global cleantech innovation.
Connections Facilitated Annually
We connect innovators, investors, corporates, and changemakers to forge partnerships and drive the cleantech transition.
Countries Engaged
Cleantech is the most global of innovation themes. We have visited, held events, and/or have advised companies or governments on every continent. We have discovered at least 5 companies in >90 countries, and at least 1 in >150.
Touchpoints With the Market Every Month
Our constant interactions with players in the market take our insights well beyond AI’s reach.
Individual Members
A global community of cleantech professionals stays informed on our latest market insights, and receives invitations to a regular stream of events, webinars, and meetings, online and in-person.
Our Upcoming Events
Cleantech Spark: Tokyo
Our Blog
Expert Perspectives on Cleantech Innovation
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Spark of Innovation: How Tech Is Catching Wildfires Before They Burn
The Market Is Heating Up Early wildfire detection sits at the crossroads of several transformative trends…
4 min read -

Grow, Flow, or Slow: How the Cleantech 50 to Watch Innovators Are Navigating 2025’s Shifting Currents
Last year, as we published the Cleantech 50 to Watch, the world stood on the edge…
4 min read -

From Pilots to Procurement: Building the Systems to Scale Retrofit Innovation
The Economist has done us a service: it framed the retrofit problem in stark terms. But innovation is…
4 min read