Subsidiaries / partners



  • RESEAU Environnement

    TECH SUB is an active member of RESEAU Environnement (ENVIRONMENT Network), a north of France based cluster that promote cooperation between Green SME for technical survey, marketing and services sharing.

  • SNETI (Syndicat National des Entrepreneurs de Travaux Immergés)

    SNETI is the French Union for Underwater Contractors. It represents the commercial diving branch at a national level. The SNETI negociates with the Labour Ministery and the social partners the law related to underwater works in France. It participates to international organizations such as IMCA and EDTC.

    TECH SUB is an active member of the SNETI and takes parts of the protection of the branch and the level of safety of diving works in France.

  • FRTP Hauts de France

    TECH SUB is a member of the North of France Federation for Publics Works. It promotes the quality of infrastructures, sustainable development of the civil works and safety rules on the worksites.


    ASTEE is a scientifical and technical association for water and environment preservation. It allows 3600 public and privates members to work together for the preservation of water quality

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