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: Call for start-ups

Clean Cities Spain ClimAccelerator, the accelerator led by Universidad Politécnica de Madrid and supported by EIT Climate-KIC, has just launched its fourth call for cleantech start-ups and is accepting applications until 10 May 2024. The selection criteria focuses on early-stage ventures that have innovative and scalable technologies and/or business models with high climate adaptation and mitigation potential. In addition, companies must have been established less than five years ago, be headquartered in the European Union, and be a committed team of at least two people.

Apply now

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: 

✅ 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.

The deadline for the second cohort focused on consumer products is 31 July 2024, with successful applicants announced in the autumn.

Learn more