Patrick Masson is an expert consultant in building envelope, with over 30 years of experience in evaluation, investigation, analysis and forensic expertise. From1996 to 2012, Patrick was a Senior Technician at Cobalt, now STGM. From 2012 to 2020, at CLEB-UL, he was Director of Expertise and then General Manager, in charge of building envelope services. 

Over the years, he has developed an in-depth knowledge in the technical design of the building envelope and the implementation of material properties. 

He has been a member of the technical committee of the Institute of Masonry (IMQ) since 1998, as well as its president from 2010 to 2018. He often presents as a speaker.