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Tejo Energia

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Portuguese energy and utility company associated with the Pego Power Station.

Last updated August 25, 2026

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Overview

Tejo Energia is a Portuguese energy and utility company headquartered in Paço de Arcos, in the municipality of Oeiras, Lisbon District. The company has been described as one of Portugal's largest private-sector companies by asset value. Its principal activity and public identity were closely associated with the Pego Power Station, an electricity-generation facility in Portugal. Tejo Energia operated the station until 2021. The available reference material does not establish the company's founding date, ownership structure, current generation portfolio, financial performance, executive leadership, or activities after the end of its operation of Pego. Accordingly, Tejo Energia is best documented as a Portuguese corporate energy brand with a historically important role in private-sector power generation, while its present operating status and business scope remain unspecified in the available sources.

History

Tejo Energia is a Portuguese energy and utility company based in Paço de Arcos, Oeiras, in the Lisbon District. Public reference material characterizes it as one of the largest private-sector Portuguese companies by asset value, indicating that its significance extended beyond the operation of an individual generating facility. The company's best-known asset and operating responsibility was the Pego Power Station, a major electricity-generation site in Portugal. Through its connection with Pego, Tejo Energia formed part of the country's private-sector electricity infrastructure and energy industry. The available material does not provide a verified incorporation date, founding narrative, original shareholders, corporate restructuring history, or detailed account of the company's commercial activities. It also does not identify named executives or specify whether the company maintained other generation assets or energy businesses alongside Pego. Tejo Energia operated the Pego Power Station until 2021. That endpoint is the clearest dated event in the available account and represents a major transition in the company's publicly documented operating history. No reliable information in the supplied references establishes whether Tejo Energia subsequently remained active in another form, transferred its activities, or continued to hold other assets. Its current status should therefore be treated as unknown rather than assumed to be either active or defunct. The company's historical profile is consequently centered on Portuguese power generation, its private-sector scale, its Oeiras headquarters, and its operation of Pego through 2021.

  • 2021

    End of operation of the Pego Power Station

    [1]

    Tejo Energia operated the Pego Power Station until 2021, marking the latest dated operating milestone identified in the available reference material.

Products and positioning

Portuguese private-sector energy and utility company with a major historical association with the Pego Power Station.

  • Energy generation

    Electricity generation

    Electricity generation was the company's central documented business activity, principally represented by its operation of the Pego Power Station in Portugal. The supplied sources do not identify additional generation technologies, capacity figures, or a broader portfolio.

  • Power generation facility

    Pego Power Station

    The Pego Power Station was Tejo Energia's principal publicly identified operating asset. The company operated the station until 2021. The available reference does not provide technical specifications, generating capacity, fuel details, or subsequent ownership information.

Sources1 sources

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