An interview with Armando Hashimoto and Surella Segú. El Cielo, their architecture and urban design practice based in Mexico City since 2001, has extensive experience in the public, private and academic sectors. El Cielo generates visions of the future through consulting for urban development, architecture and housing projects, and policies and programs. These ventures all focus on participatory and community management, integration with the environment and the implementation of strategic plans and projects.