

April Studios vision is to create something that lasts in these fast-moving times and to actively contribute to sustainable change in the jewelry industry.

April Studios vision is to create something that lasts in these fast-moving times and to actively contribute to sustainable change in the jewelry industry.


An online platform where former brides can list and future brides can find their preloved wedding dress.

An online platform where former brides can list and future brides can find their preloved wedding dress.


Second-Hand and Vintage-Community offers a plattform to sell and buy preloved clothes online.

Second-Hand and Vintage-Community offers a plattform to sell and buy preloved clothes online.

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.


Upcycling fashion studio that creates social value in Hamburg.


International innovation partner for environmentally-friendly products, buildings & processes. Advising on Circular Economy solutions powered by Cradle to Cradle.


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


Durable and circular products for the garden and more, made from an innovative and Cradle to Cradle Certified® Gold wood material with Platinum level in the Material Health category.

Durable and circular products for the garden and more, made from an innovative and Cradle to Cradle Certified® Gold wood material with Platinum level in the Material Health category.

Kreisler is a community-owned repair and share shop making circularity accessible, convenient and desirable for all.

Kreisler is a community-owned repair and share shop making circularity accessible, convenient and desirable for all.


European digital marketplace for turning waste to resources - companies can offer or buy waste to reuse or recycle. Transparent global platform for industrial waste and green sourcing

European digital marketplace for turning waste to resources - companies can offer or buy waste to reuse or recycle. Transparent global platform for industrial waste and green sourcing

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.

Co-Working community to promote urban and social change.

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

Local sustainability initiative in Franconia.

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

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

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

German part of the global campaign to address the origin of our clothing.

Student network for ethics in economics and practice.

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 Responsibile eyewear alliance, Connecting vision to action
Germany‘s leading Kids products and bike repair and refurbishment B2B service provider for ReCommerce and RentCommerce Provider.

University of applied science. Teach a dedicated Circular Economy course covering waste prevention, circular product design, reverse logistics, sharing/leasing/product-as-a-service, digital product passports and circular business models. betrieb
Fab City Hamburg is implementing the Fab City Vision 2054 in Hamburg – locally, circularly, and digitally.
personal lifestyle training app for sustainable living
Circular Monday is a global non-profit initiative to normalize circular consumption.
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.

