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  • logo-of-Aximum
    Aximum

    Security activity and traffic management
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    Valormat

    Valormat and Ecotri, the Colas Group's recovery and recycling platforms
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    Colas Environnement

    Pollution control activities
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    Colas & Vous

    Colas' expertise for private individuals
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    Colas Génie Civil

    Construction and maintenance of civil engineering structures
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    Colas Rail

    Railway activity
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    Mobility by Colas

    Mobility services enabler
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    Premys

    Deconstruction activity
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    Spac

    Water and energy transportation activity
  • logo-of-Tipco Asphalt
    Tipco Asphalt

    Thai joint venture specializing in bitumen
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    Continental Bitumen

    Subsidiary specialising in bitumen
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    Flowell
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    Tersen

    Company specialising in public works and the environment
  • logo-of-Nexstone
    Nexstone

    Nexstone, a Colas subsidiary, specializes in the production and recovery of natural and recycled materials for construction and development.
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