The “Mosan” circular sanitation system provides a comprehensive solution to tackle the global sanitation crisis with smart design and user participation. Affected people in densely populated settlements in developing countries get access to the award-winning Mosan urine-diverting-dry toilet. The service safely collects urine and feces and transforms them into Biochar – a valuable fertilizer for agriculture. Mosanbelieves people are part of the solution and involves them through co-creation in the design of it’s services.