The public-private company Aigües de Barcelona, Empresa Metropolitana de Gestió del Cicle Integral de l'Aigua, SA, of which Aigües de Barcelona has a 70% share and Àrea Metropolitana de Barcelona (AMB) and Criteria a 15% share each, handles the efficient management of the complete water cycle, from catchment to drinking water treatment, transport and distribution. Furthermore, it is in charge of sewerage and wastewater treatment services, ensuring that this water is suitable for its return to the environment or reuse. It provides service to almost 2 million people in the towns of the Barcelona metropolitan area, with full health guarantees. The company also follows a management policy focused on closeness with the customer; excellence in service provision; support for innovation and the talent of its professionals; collaboration with other companies, organisations and government agencies to generate value; and the development of a sustainable business model as a strategic pillar.