The partners

Anne Bélanger


Anne Bélanger


As an accomplished architect who has been in charge of major projects, Anne Bélanger possesses professional skills that cover all aspects of this field. She has been a partner with the firm since 2007 and is specialized in building envelope. Very active within the corporate world, she is an experienced and polyvalent architect, attentive to the needs of real estate owners and property managers.

Her ability to explain complex issues in layman’s terms is much appreciated by her clients. Her methodical approach allows for a detailed analysis of potential faults as well as an efficient and durable way of solving problems.

Stéphane Carrière


OAQ, OAA, ATS Uptime Institute

A specialist in project management, Stéphane Carrière overses the renovation, recycling and maintenance of numerous commercial, institutional and residential buildings around the Montreal and Ottawa areas. Frequently confronted to the reality of construction in occupied spaces, he thoroughly plans projects to minimize their impact on end users. 

Stéphane has been a project manager since 1993 and a partner with the firm since 2007. He is known for efficiently managing complex and technical projects. He has completed the Accredited Tier Specialist (ATS) certification from the Uptime Institute (USA) for planning, building and operating reliable and effective data centers.

Olivier Forest



With experience in leading major and complex architectural projects, Olivier Forest has a vision of the profession focused on collaboration between clients, professionals and experts from diverse backgrounds. A partner in the firm since 2017, his rigor in management, his technical acumen and his creativity in design make him a versatile architect who knows how to lead projects and multidisciplinary teams with efficiency and ease.

He is highly aware of the legal, budgetary and operational aspects of a project, allowing him to carefully consider the obligations and needs of his clients and partners. Having managed the design of several LEED-certified buildings, he is aware of challenges, practices and prerequisites for projects with a sustainable approach.

© COHÉSIO Architecture 2020