Cleb Information

CLEB (Building Envelope Laboratory and Consulting) is a place of knowledge, research and conceptualization based in Montreal, Quebec City, Ottawa, Truro and New York. It includes consulting offices and a test laboratory offering a wide range of expertise, consulting, testing, and quality control services related to the building envelope. Deriving from the firm Patenaude Trempe Van Dalen Inc. and the laboratory Air-Ins Inc., CLEB showcases the synergy of both companies by offering a unique gateway to services related exclusively to the building envelope field. Since spring 2014, as a response to answer the growing needs of its clients, the group has enlarged its laboratories and has set up a new head office located in Varennes, on Montreal's South Shore. CLEB is:A single gateway to laboratory or in-situ testing, and to quality control and technical assessment or investigative services dedicated exclusively to the building science field, thus forming the most important group of professionals in the Eastern Canada and the North-Eastern of the United States;A dynamic team of more than eighty highly specialized people, distributed across five locations in Montreal, Quebec City, Ottawa, Truro and New York, are all dedicated to the application of collected knowledge and the advancement of research in the building envelope field and its impacts on human and built environments, which shape and influence our living conditions;Unique laboratory installations, among the most important in Canada, accredited by the main organizations recognized in North America to inform and enable our industry partners to obtain the needed certification of their various building envelope systems and components;Experience, with more than thirty years of history and evolution in providing services to architects and other construction professionals, manufacturers of systems and envelope components, general contractors, property managers and building owners;Constant and recognized involvement of its professionals, who are actively involved in the scientific community, and many of whom are active members of numerous standard and code committees, decision-making bodies and other industry associations related to knowledge development and dessemination. Research and development, in partnership with recognized organizations such as CMHC, NRC and the engineering and architectural departments of universities in the province of Quebec, as well as the presentation and publication of scientific papers during symposiums and international conferences;A central hub of knowledge and know-how, promoting building excellence with the use of many recognized and sought-after training modules which its professionals deliver to the members of the construction industry, either to professional orders, public organizations or other groups dedicated to professional training;A reference sought by leaders of the construction community regarding the process of design, evaluation, quality control, commissioning and maintenance of building envelopes and components. HistoryRooted in the values instilled by their foundersIn the early 1970s, Armand Patenaude, engineer and professor at Montreal's École Polytechnique, develops and carries out individual industrial tests on window products within the institution. In 1981, following a technology transfer agreement with École Polytechnique, Armand Patenaude leaves the university environment and founds the company Air-Ins Inc. in order to offer laboratory testing services to the whole window industry in the province of Quebec. In 1989, Armand Patenaude founds the company Patenaude-Trow Inc. with the mission of offering consulting and quality control services related to building envelope. Since then, both companies have continued diversifying the range of their services and as a result, have been expanded by opening offices in Quebec City, Ottawa, Truro and New York. Our group has now become one of the most important group of professionals in Eastern Canada and the North-Eastern United States with regards to laboratory and onsite testing, quality control, and technical expertise dedicated exclusively to building science.