• Platform of the North-Northwest Corridor of the High-Speed Railway

    Building works of the platform of the high-speed railway corridor

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  • Platform of the North-Northwest Corridor of the High-Speed Railway

    Building of the Agro tunnel, 820 meters in length

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  • “El Robledo 10” photovoltaic farm

    Solar farm with a total power of 96 KW and a surface area of 0.4 hectares

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  • Santiago-Brión Carriageway

    Entire stretch of 12.580 meters of highway.

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  • Mixed-Use Buildings – Mos (Pontevedra)

    Municipal multipurpose building of 1.091,49 m2

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About us

We are a company in the construction and services sector with a strong presence in the national and international markets.

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Quality and Environment

Our focus has always been that of providing the best quality, in compliance with legal requirements and environmental commitment.

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R&D&i Activity

Extraco has its own R&D&i department in charge of developing several projects.

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works and proyects

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Lastest news

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Research for the use of residual ashes from thermal power plants in civil works and building

10 November, 2016

A project for the valuation of thermal power plants’ ashes in the fields of civil works and building. This is one of the R&D initiatives in which [...]

Extracoleads a R&D projectto obtain bioasphalt from agri-food waste

27 October, 2016

Extracoleads a research project in collaboration with the universities of Vigo(UVigo) and Santiago de Compostela(USC), through which they intend to achieve [...]

An R&D&i Extraco project, in the Journal Construction of Engineering and Management

7 October, 2016

The prestigious international Journal Construction of Engineering and Management includes, in one of its latest issues, an article with the results of the [...]