For several years, GB has placed sustainable development at the heart of its strategy, recruitment and continuing training of its employees, management and organization of construction sites, change in construction processes, creation of an internal high-level technical skills center. … so many means which allow GB to be more and more efficient on the works that it carries out, to control the costs and the risks by running its sites as a responsible company.

GB has a technical team with dedicated and specialized skills, allowing it to master all the know-how related to the construction of complex works in phases: study, execution, maintenance and operation.

As well as a technical unit which allows:

  • Guide the technical choices of the design phase and validate each step.
  • To take charge of the architectural and technical design.
  • To master all the legal and financial arrangements of the various projects.
  • To oversee and monitor works, upkeep and maintenance of sites, as well as technical expertise.
  • To guarantee the best progress of the project at the best costs and deadlines.


Construction et BTPH


Maitrise des systèmes de fermeture et façades


électricité, plomberie, HVAC

GB Logistique

Logistique pour les sites de construction

GB Structure Métallique

constructions métalliques