Automatic sorting line for textile waste Photo: SOEX Recycling

Automatic sorting of textile waste

SOEX and the City of Copenhagen have partnered up to develop knowledge about mechanical sorting of post-consumer textiles

Join the winner announcement event for the Circular Inovation City Challenge

We have passed the submission deadline in our Circular Innovation City Challenge and it’s time to celebrate...

Presentations from our mattress recycling seminar on 26 May!

Join the webinar about mattress recycling, where we gather some of the frontrunners from Denmark and the Netherlands to get an overview of the best solutions.

"ReYarn" partnership will promote circularity of post-consumer textiles

The City of Copenhagen has joined forces with five partners to test and showcase a transparent and circular model for post-consumer textiles. The partnership, named ReYarn, is an initiative that brings together strong expertise in textile sorting, local reuse, mechanical recycling, textile sourcing and public procurement with a view to capture maximum value out of post-consumer textiles and give them a new life as products or materials.

An example of Oyster mushrooms cultivated on garden waste from Copenhagen Photo: Beyond Coffee

Growing Oyster mushrooms on garden waste

In August 2020, City of Copenhagen engaged in a partnership with the company Beyond Coffee to test and develop a methodology for production of Oyster Mushrooms on a substrate of the city’s garden waste. The aim was to provide an answer to one simple question: Is it possible to grow edible mushrooms on garden waste?

Join the Circular Innovation City Challenge

Do you want to join circular frontrunners in exploring innovative digital and data-based solutions that can help create socially thriving, climate neutral cities? Take action alongside Copenhagen, Glasgow, Amsterdam, and NYC in the global launch of the brand new Circular Innovation City Challenge.

What is Circular Copenhagen?

Circular Copenhagen is an innovation platform run by the City of Copenhagen with the aim of developing tomorrow’s circular economy solutions for today's challenges.

Circular Copenhagen aims to establish innovative partnerships with key, national and international, industrial and academic stakeholders focusing on advancing the circular economy in Copenhagen.

Challenges to tackle


Like everywhere else in the world, a significant portion of products and consumer goods available for purchase in Copenhagen are …

Reduce & reuse

One important step towards the circular economy is to reduce the generation of waste. In the circular economy, waste is a …

Promote high quality recycling

The term ‘recycling’ needs to be qualified. Too many waste resources lose significant value when they are turned into secondary …

Improve collection schemes

Currently, Copenhagen has separate collection schemes directly at the households for plastics, metals, paper, cardboard, organic …

Material streams

A circular economy is an economy of high-value secondary raw materials. However, a product tends to lose value once its journey …

The why-how-what


Cities around the globe play a crucial role in the transition from a take-make-waste system towards a resilient circular economy where growth is no longer based on consumption of finite resources. As a global leader in the green agenda, the City of Copenhagen wants to play an active role in the development of innovative solutions for advancing the circular economy.


Circular Copenhagen is an organizational configuration which focus explicitly on developing cross-cutting partnerships with both industry and academia to solve specific challenges in Copenhagen related to circular economy.


Technological development, test and implementation, organisational innovation, living labs, public-private innovation (PPI) partnerships.


Do you have an idea for a partnership or wish to know more about existing partnerships or engage in dialogue about possible collaboration? Please contact us. The Circular Copenhagen innovation platform is rooted in Copenhagen’s technical and environmental administration in the waste resource management department.

Contact persons

Martin Tilsted

Project manager, building&construction, smart bins

+45 24 23 55 39

Malene Møhl

Special Consultant, plastic waste

+45 23 61 77 67

Sarosh Qureshi

Project Manager, sustainable business models

+45 21 38 04 83