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CNESST Head Office

Construction the Commission des normes, de l’équité, de la santé et sécurité du travail (CNESST) head-office, carried out in PCI mode using the BIM application guide. This eco-responsible 8-storey building is designed to house more than 1,800 employees and includes a total of 116,470 sq. ft. of office space, an 8-level atrium with a wooden structure, a childcare center, a gym, a cafeteria, and a 226,042 sq. ft. multi-level parking.

  • An unprecedented structural design in Quebec based on woody material.
  • A green roof without any cooling towers, to avoid any risk of legionella through airborne droplets.
  • Efficient water management.
  • Ecological site development.
  • Optimal use of natural light.
  • High energy efficiency standards.
  • Innovative integration of wood and aluminum.
  • Green spaces planned to minimize heat zones.
  • The project is targeting LEED® V4 and WELL certifications.


  • Activity Sector Commercial
  • Client Société québécoise des infrastructures (SQI)
  • Year 2018-2021
  • Value $102,500,000
  • Engineers SNC-Lavalin / CIMA+ / BPA (Bouthillette Parizeau et associés Inc.)
  • Architect Coarchitecture / LemayMichaud
  • Realisation Mode Construction Management