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ERF - Estudi Ramon Folch i Associats SL is an environmental, territorial and urban consultancy; an energy efficiency engineering and a cabinet of sustainability and climate strategies, with strong synergies between the different areas of work and expertise.

Since its creation in 1994, and with a systemic vision and transversal approach, ERF offers its public and private clients innovative concepts and practical and effective solutions to achieve the effective and efficient implementation of the culture of sustainability
ERF and its team of professionals have developed their activity from Barcelona and have put into practice the transfer of knowledge to other European countries and Latin America.
As an active partner of the city of Barcelona for twenty years, it has contributed to the city's urban transition and sustainability. It is also a signatory to the Citizen's Commitment to Sustainability. ERF acts "glocally" with an action-oriented international perspective.