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Aguas Andinas

A major Chilean water-supply and sanitation company serving the Santiago Metropolitan Region.

Last updated August 21, 2026

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Overview

Aguas Andinas is a Chilean water-supply and sanitation company headquartered in Santiago. Its principal activities are associated with the urban water cycle: supplying drinking water, operating distribution infrastructure, collecting wastewater and providing wastewater-treatment services. The company serves the Santiago Metropolitan Region, one of Chile’s most concentrated urban and economic areas, making continuity, system capacity and regulatory compliance central to its operations. The business operates as part of Chile’s regulated public-utility sector. Its role extends beyond the sale of treated water to the management of infrastructure that connects water sources, treatment facilities, transmission and distribution networks, sewer systems and wastewater-treatment assets. This gives Aguas Andinas a broad operating profile within municipal and metropolitan water services, rather than that of a consumer packaged-water brand. Aguas Andinas has been controlled by the Spanish water-services group Agbar since 2008. The wider business has also included operations outside the Santiago market. In particular, Aguas Andinas owned ESSAL, a water and sanitation company serving Chile’s Los Lagos and Los Ríos regions. The company began divesting ESSAL in 2020, marking a change in the geographic scope of its associated operations. Like other large urban utilities, Aguas Andinas must balance service reliability, infrastructure investment, water-resource management, environmental requirements and affordability within a regulated framework. Drought, heavy rainfall, changing hydrological conditions and the maintenance of aging or geographically extensive infrastructure are significant operational considerations for a water company serving a large metropolitan population. Publicly available reference material supplied for this entry does not establish the company’s original founding year, detailed ownership history before Agbar’s control, current executive roster or confirmed stock-exchange information.

History

Aguas Andinas is a Chilean water-supply and sanitation company whose principal operating base is the Santiago Metropolitan Region. Its business is organized around essential urban infrastructure rather than branded consumer goods. The company’s activities include the production and distribution of drinking water, the operation of supply networks, wastewater collection and wastewater treatment. In practical terms, this places Aguas Andinas across several connected stages of the urban water cycle, from treated-water delivery to the collection and processing of used water. The company’s metropolitan role is significant because Santiago is Chile’s principal population and economic center. Operating a water utility in such an environment requires continuous management of treatment facilities, pipes, pumping and distribution systems, sewer networks and wastewater assets. It also requires compliance with Chilean public-utility, environmental and water-sector rules. The supplied reference material does not provide a reliable founding date or a detailed account of the company’s formation, so those historical details remain unspecified here. Aguas Andinas has been controlled by the Spanish company Agbar since 2008. This relationship connects the Chilean utility with an international water-services group while leaving Aguas Andinas identified as a Chilean operating company serving local infrastructure needs. The company has also had interests beyond Santiago. It owned ESSAL, a subsidiary operating in the southern Chilean regions of Los Lagos and Los Ríos. In 2020, Aguas Andinas started to divest ESSAL, indicating a portfolio and geographic-scope adjustment within its wider business. The company’s long-term operating context is shaped by the requirements of a regulated utility. Reliable service, investment in network and treatment capacity, environmental performance and resilience to hydrological variability are all inherent to its sector. Drought and extreme rainfall can affect water availability, raw-water quality and the continuity of urban services, while population growth and urban development can increase demand for both supply and wastewater capacity. The available source material does not substantiate a full chronology of facility openings, tariff decisions, management appointments, financial performance or later ownership changes; those subjects therefore require additional verification before being added to the encyclopedia record.

  • 2020

    ESSAL divestment begins

    [1]

    Aguas Andinas began divesting ESSAL, its subsidiary serving the Los Lagos and Los Ríos regions of southern Chile.

  • 2008

    Agbar becomes the controlling company

    [1]

    The Spanish water-services company Agbar has controlled Aguas Andinas since 2008.

Products and positioning

Regulated urban water-supply and sanitation infrastructure operator

  • Water utility service

    Drinking-water supply

    Aguas Andinas supplies treated drinking water to customers in the Santiago Metropolitan Region. The service encompasses the utility infrastructure required to move water through the urban system, including treatment, transmission and distribution. It is a regulated essential service delivered to residential, commercial and other users within the company’s operating area.

  • Sanitation service

    Wastewater collection and treatment

    The company operates wastewater services that collect used water through sewer infrastructure and process it at treatment facilities. This activity complements drinking-water delivery and forms the sanitation side of Aguas Andinas’s urban water-cycle role. The available reference material confirms the service category but does not identify individual facilities or treatment technologies.

  • Infrastructure service

    Urban water infrastructure operations

    Aguas Andinas manages interconnected water and sanitation infrastructure serving a major metropolitan area. This operating scope includes the systems needed for water treatment, distribution, wastewater collection and wastewater treatment. The infrastructure function requires ongoing maintenance, regulatory compliance and investment in service continuity, although specific assets and capital programs are not detailed in the supplied sources.

Brand decisions

  • 2020

    Begin divestment of ESSALStrategy

    Background

    Aguas Andinas owned ESSAL, a subsidiary operating in Chile’s Los Lagos and Los Ríos regions. In 2020, the company began a process to divest that subsidiary.

    Action taken

    The company initiated the divestment of ESSAL, changing the geographic composition of its associated water and sanitation operations.

    Aftermath

    The divestment process indicated a reduction in Aguas Andinas’s direct regional exposure in southern Chile. The supplied reference does not establish the transaction’s final buyer, completion date or financial terms.

Sources2 sources

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