Partie 5 provides consulting and technical expertise in building science, with a focus on the performance and quality of building envelope systems. The team works alongside architects, contractors, manufacturers, and public and private building owners and managers to analyze, understand and resolve technical challenges affecting the built environment.

Partie 5 is also actively involved with industry associations representing manufacturers and contractors, helping promote best practices in building envelope design and construction. This ongoing involvement strengthens a collaborative, technically rigorous approach that is firmly grounded in the realities of today's construction projects.