ESTABANELL INSTALLACIONS INTELLIGENTS, S.L.

ESTABANELL INSTALLACIONS INTELLIGENTS, S.L., operating under the brand Relsa, is an industrial installation contractor and maintenance service provider headquartered in Sabadell, Spain. With over 50 years of experience, the company specializes in comprehensive facility engineering, energy efficiency projects, renewable energy installations, and industrial control systems. Relsa delivers complete solutions for industrial facilities, tertiary sectors, and commercial retail businesses across Catalonia and broader Spain. Their technical office provides full technical consulting, project engineering, supervision, and legal regulatory compliance for all types of installations. Key service offerings include solar photovoltaic system installation, HVAC and climate control engineering, preventive maintenance, and system automation. Authorized by the Department of Work and Industry of the Generalitat de Catalunya, the company maintains high quality standards backed by over 40 technical professionals. Relsa operates as part of Grupo Estabanell, enhancing energy transition strategies through digitalized monitoring and clean energy management.