

Mädchenflohmarkt is the marketplace for quality secondhand designer and vintage fashion including clothes, shoes, bags and accessories.

Mädchenflohmarkt is the marketplace for quality secondhand designer and vintage fashion including clothes, shoes, bags and accessories.


WECARRY enables circular packaging for fresh food: smart, reusable bags that replace single-use, stay in closed loops through reuse, data and take-back systems - and are designed for responsible end-of-life.

WECARRY enables circular packaging for fresh food: smart, reusable bags that replace single-use, stay in closed loops through reuse, data and take-back systems - and are designed for responsible end-of-life.


The CDS Weblounge is the B2B portal for high-quality demonstration devices and young refurbished IT.

The CDS Weblounge is the B2B portal for high-quality demonstration devices and young refurbished IT.

Offers flexible subscription-based workspace furniture with no upfront investment or long-term commitment. Built on circularity, each piece is reused, maintained & refurbished to extend its life for the good of business, people, and the planet.

Offers flexible subscription-based workspace furniture with no upfront investment or long-term commitment. Built on circularity, each piece is reused, maintained & refurbished to extend its life for the good of business, people, and the planet.


Car-sharing. Rent a car or rent out your own. Headquarter's in The Netherlands.

Car-sharing. Rent a car or rent out your own. Headquarter's in The Netherlands.


A Cologne-based company offering a service for multiple-use to-go containers. Many restaurants use their service. Delivery and take-away food can be circular.

A Cologne-based company offering a service for multiple-use to-go containers. Many restaurants use their service. Delivery and take-away food can be circular.


A sustainable, fair and transparent eco fashion label from Hamburg.


Selected Globetrotter store offer second hand outdoor equipment and clothing. Look for it in Frankfurt, Berlin, Dresden, Bonn and Hannover.

Selected Globetrotter store offer second hand outdoor equipment and clothing. Look for it in Frankfurt, Berlin, Dresden, Bonn and Hannover.


This Impact-Startup gives imperfect, surplus and expired food a second chance.

This Impact-Startup gives imperfect, surplus and expired food a second chance.


Upcycling fashion studio that creates social value in Hamburg.


A consultancy and comms agency specialized in Circular Economy. We also do our own projects, eg a non-profit network of circular hubs (repair, share) in Berlin.

A consultancy and comms agency specialized in Circular Economy. We also do our own projects, eg a non-profit network of circular hubs (repair, share) in Berlin.

Organises clean-ups in Hamburg to prevent trash from entering the ocean.

A platform that informs the population about abuses in the clothing industry.

Our motto: Working together for zero waste. Together for genuine circularity.

The Surfrider Foundation Europe Germany e.V. is dedicated to the protection and enjoyment of the world’s ocean, waves and beaches, for all people, through a powerful activist network.
Fab City Hamburg is implementing the Fab City Vision 2054 in Hamburg – locally, circularly, and digitally.

Local sustainability initiative in Franconia.

Co-Working community to promote urban and social change.

Student network for ethics in economics and practice.
Germany‘s leading Kids products and bike repair and refurbishment B2B service provider for ReCommerce and RentCommerce Provider.

The Exponential Roadmap Initiative empowers organizations to accelerate climate action, e.g. with its Circular Action Guide, providing practical steps to scale circular solutions and cut emissions in half by 2030.

The non-profit association Hanseatic Help supports people in need, as well as charity associations, organizations and initiatives in Hamburg and the world.

German part of the global campaign to address the origin of our clothing.
personal lifestyle training app for sustainable living

Circular Monday is a non-profit initiative to normalize circular consumption, previously
called White Monday.
hello@circularmonday.com
We're building the world's largest database for circular businesses.
Fill in this form if you;
1. Want to leave a tip us about a circular business (no logotype needed).
2. Work at a company and you want your business to be exposed in our database, with logotype.
Regardless if you're uploaded or not, you can spread the word by posting with the hashtag #circularmonday on November 22nd.

