"Cerrar el círculo: el business case de la economía circular" (Closing the loop: the business case for a circular economy) is a report authored in 2018 by Foretica, which shows the latest trends in circular economy, a practical roadmap to guide companies towards a circular mindset as well as best practices from 9 companies that are leading the transition towards a circular economy in Spain.

Forética is a multi-stakeholder non-profit organisation working to promoting ethical and socially responsible policies at the core of institutional and corporate values. In 2017, Foretica launched the Circular Economy Action Group with 9 leading companies: Ecoembes, Endesa, Naturgy, IKEA Ibérica, ING, LafargeHolcim, Nestlé, OHL and Unilever.