Structure and building specialists
Whether for industrial, commercial, institutional or heavy residential buildings, our approach combines technical expertise and personalized support to guarantee the success of each project.
Our team stands out for its ability to design and dimension complex structures in steel, concrete, wood and composites.
Thanks to our multidisciplinary approach and our expertise in structural design, we meet the specific needs of each client, whether new construction, expansions or major renovations.
“P54 has a wide range of expertise in structure and building, both in the public and private domain. We work with all types of materials and on projects of all sizes, from multi-story concrete structures to expansions and conversions.”
– Alexandre Lemire, Eng., Division Head – Structure and Buildings
Varied services for projects of all sizes in structure and building
Our services include:
- Plans and specifications for buildings and various structures
- Inspection and rehabilitation of existing structures
- 3D drawing (REVIT) for precise modeling
- Seismic rehabilitation and transformation of heritage buildings
- Support on site with monitoring and certificates of conformity
- And more.

Safety and innovation at the heart of our approach
Structural engineering is not limited to calculations and plans: it is the basis of sustainable, safe buildings adapted to the needs of users. At P54, we integrate industry best practices to offer reliable and innovative solutions.
Our achievements, such as the Saint-Calixte Community and Culture Center, or the transformation of the Birks building into a hotel establishment, demonstrate our ability to meet ambitious technical challenges.
Our goal: to bring engineering to life differently
- A human and collaborative approach: we are much more than engineers, we are committed partners.
- ISO 9001 certified expertise: a guarantee of quality and rigor.
- A passionate team involved in the community.
- A commitment to safety and durability, ensuring solid and long-lasting constructions.