Kei Cities

We are a technology company based in Barcelona, Sao Paulo and Luxembourg. We develop, operate and certify cities and communities, proposing innovative solutions to make them more inclusive, efficient and ethical. Our multidisciplinary team of professionals is capable of creating resilient solutions for regenerative future cities. Our proposed holistic approach integrates and connects people, nature and technology by developing solutions for cities that improve the environment, produce social development and prosperity. Aguaduna is our first city model based on strong principles of sustainability and circular economy, that provide the solution to social problems and generate positive environmental impact in a restricted emissions zone. The major commitment is the development of a circular model, with which it is possible to reduce pollution and waste, prolong the useful life of products and use renewable energy.