Scaling start-ups for climate impact


ClimAccelerator is a global programme for start-ups to innovate, catalyse and scale the potential of their climate solutions. 

We are turning cleantech start-ups into successful businesses and harnessing the power of human ingenuity to drive rapid impact and unlock a net-zero, resilient future for all.

Over the past 10 years, our accelerator programme powered by EIT Climate-KIC has been a major climate innovation solution provider. We’re scaling the globe to break new ground in carbon reduction, adaptation and resilience, and more.

2bn+ capital raised in external investment by our start-ups
Created with Sketch.
2100+ climate-positive companies incubated
Created with Sketch.
15K jobs created through our start-up community
Created with Sketch.
40 programmes delivered worldwide since 2020

Get involved with ClimAccelerator

For Start-Ups

Successfully kickstart and scale your climate solution with our professional resources, knowledge and network.

Scale your start-up
For Organisers

Run a theme- or place-based ClimAccelerator using our proven methodology shaped by 10 years of experience.

Run ClimAccelerator
For Partners

Identify a theme or region within the climate space to tap into or co-develop a tailored programme based on your ambitions.

Partner with us
For Investors

Invest in climate-positive start-ups that have graduated from a ClimAccelerator programme.

Invest in start-ups

The latest

Clean Cities Spain ClimAccelerator concludes 3rd edition with 70+ start-ups supported

The Clean Cities Spain ClimAccelerator, led by Universidad Politécnica de Madrid and supported by EIT Climate-KIC, concluded its third edition with the successful acceleration of more than 70 European start-ups. Following four intense months of business activities focused on investment and internationalisation, the newest cohort of entrepreneurs pitched their solutions for driving climate neutrality in urban centres at a Demo Day on  7 March.

Learn more

Amazon Sustainability Accelerator - Call for start-ups

For the third year running, we are teaming up with Amazon to support climate tech start-ups focused on building businesses in one of four categories:

✅ Consumer Products: Early-stage start-ups developing sustainable and innovative physical consumer products that have recently launched or are on the cusp of go-to-market.

✅ Circular Economy: Start-ups who are building solutions that extend the lifetime of products through reverse logistics, repair capabilities accessible to end users, and more. 

✅ Energy in Buildings: Start-ups focused on helping buildings to decarbonise through AI and cutting-edge materials. 

✅ Packaging: Start-ups creating innovative packaging materials, closed-loop reusable systems technology and more.

The deadline for applications for the first cohort focused on the Circular Economy, Energy in Buildings, and Packaging is 5 April 2024 and successful applicants will be announced in the spring. The deadline for the second cohort focused on consumer products is 31 July 2024, with successful applicants announced in the autumn.

Learn more

Become a ClimAccelerator Organiser

Are you experienced in scaling start-ups? 🚀

EIT Climate-KIC is looking to expand our ClimAccelerator programme into new territory – maximising our collective climate impact! 

ClimAccelerator is a global programme for start-ups to innovate, catalyse and scale the potential of their climate solutions. Our proven methodology shaped by over 10+ years of experience has empowered hundreds of Organisers around the world deliver our climate-focused accelerator – and now you can too!

The Expression of Interest is open to accelerators, incubators, innovation hubs, or Entrepreneurship Support Organisations based in Europe or Asia (see eligibility).

Learn more