Le Groupe Rousseau Lefebvre

Our Firm

The company was founded in 1989 by Michel Rousseau and Daniel Lefebvre, two young landscape architects focused on integrating sustainable development within the profession’s standard practices.

In 2000, as the firm gained greater recognition throughout Quebec, it became multidisciplinary and now offers services in urban planning, landscape architecture and environment.

Our team of twenty professionals is connected to a large network of collaborators and specialists, among the best in the country.

Our clients come from the public and private sectors. In nearly 30 years of existence, ministries, municipalities, businesses and developers retain our services to design actual sustainable projects that exceeds initial expectations, therefore providing an exceptional living environment for a diversified clientele.

Our Team

Michel Rousseau, founding partner

Senior Landscape Architect, CSLA, AAPQ


His ability as a team leader and his desire to integrate all sides of a project allowed him to develop a sharp expertise in Applied Sustainable development. He’s often invited as a speaker or a teacher to share his technical knowledge in sustainable stormwater management, planting and phytotechnology.

He is an active member of the Quebec Society for Phytotechnology (SQP) and was a founding member 2011 and former president. He was a Board member of several organizations and contributed to the progression of many organization in sustainable development and environment.

Known for his involvement in the development of the profession, Michel was introduced to the College of Fellows, the highest distinction of the Canadian Society of Landscape Architects (CSLA). A pragmatic visionary initially, Michel Rousseau is now considered a frontrunner who continues to make the profession shine through the project he designs and manages with the team of Groupe Rousseau Lefebvre.

t 450.663.2145 ext.227

Daniel Lefebvre, partner

Senior Landscape Architect, CSLA, AAPQ


Combining studies in urbanism and landscape architecture, sustainable development and management throughout large territories and at the urban scale are major points of interest for him. In collaboration with different professionals, he works on the integration of urban ecosystems within a vast spectre of projects.

His practice led him to work on major urban projects in Canada and across the world, as a member of multidisciplinary teams. A dedicated leader in planning and design, he’s able to convince and regroup people around a common vision; applied sustainable development.

Columnist and author, he signed numerous articles and participate to the redaction of several publications that are now considered references in the field of sustainable construction.

t 450.663.2145 ext.225

Mélanie Glorieux, partner

Project director
Senior Landscape Architect, M. Eng., SITES AP, CSLA, AAPQ


Her experience in landscape architecture allowed her to develop a fine expertise in masterplan designs that integrate sustainable stormwater management and planning and management techniques in an urban context.

Promoting an integrated design approach, she has worked in a vast variety of projects where civil engineering, electrical engineering, architecture and urbanism professionals collaborate. Her professional and academic experience gives her a global perspective that allows her to conceal clients, users and designer’s needs in the creation of an integrated and sustainable urban landscape project.

Mélanie is an acknowledged lecturer on sustainable stormwater management and planning in a sustainable context for the corporate and municipal sectors. In 2017, Mélanie became the first landscape architect in Canada to achieve the SITES AP certification.

t 450.663.2145 ext.229

Julie Bonneau, partner

Administrative director


Following in design studies, Julie was recruited by a major engineering firm where she was involved in the instauration of the ISO program and the elaboration of procedures aim at the standardization and quality control of the various activities.

Afterwards, she managed her own design-built company where she designed, supervised and realized successfully several major projects.

Today, she is the administrative director at Groupe Rousseau Lefebvre. She manages the administration of the company, establishes procedures and quality control methods specific to our projects. She also manages the image and the quality of the documents and communications we produce.

t 450.663.2145 ext.236

Marie-Eve Boisvert, project manager

Senior Landscape Architect, CSLA, AAPQ
Canadian Certified Playground Inspector


Marie-Eve main interest is oriented toward contemporary design and urban projects. She participate in several design competition and projects renowned for their bold and creative propositions. She has designed an important number of the firm’s schoolyards and playgrounds following an innovative approach combining the playing experience, planting viability and sustainable development.

She has a mastery of the technical drafting and design software, 3D modeling and numerous graphic and presentation software.

t 450.663.2145 ext.233

François Fortin, project manager

Urbanist and Senior Landscape Architect. M. Urb., OUQ, CSLA, AAPQ, ADUQ


Urbanist and landscape architect for nearly 10 years, François possess a vast experience and planning, management and design. He has participated in several project analyses as well as urban and regional planning on various scales.

He has worked on masterplans for municipal, commercial, real estate and private sector projects. A dynamic communicator and facilitator, he has an excellent understanding and knowledge of planning regulations.

t 450.663.2145 ext.232

Philippe Binette, project manager

Senior Landscape Architect, CSLA, AAPQ, LEED Green Associate


Philippe has explored multiple aspects in the practice of landscape architecture, from on-site design and construction to urban planning. He has been part of real estate, infrastructure, urban design and engineering projects. His strategic mindset and technical knowledge allows him to design projects grounded on a site characteristic and coherent with the opportunities it presents.

His personal interest and international experience in golf course architecture led him in the development of a fine expertise in mass grading, interventions in natural habitat and site's naturalization.

t 450.663.2145 ext.230

Mylène Chartrand, project manager

Senior Landscape Architect, M. L.A, CSLA, AAPQ


Graduate from universities in Ontario, Mylène's varied interests led her to acquire and combine multiple degrees and experience. She has a solid experience in project execution and in the production of plans and specifications especially for the design of urban projects. She also possesses a large experience in construction supervision.

With Groupe Rousseau Lefebvre, she was able to share her technical knowledge and ensure that the designs are efficiently transferred from concept to construction following precise and well-structured plans and specifications.

t 450.663.2145 ext.223

Stéphanie Duguay, project manager

Senior biologist, M.Sc, ABQ


Stéphanie has a concrete expertise in optimisation and environmental project integration keeping considerations for biodiversity, including wetlands, endangered species, alien invasive species. Having a Master's degree in landscape ecology, she has a particular interest in the creation of biodiversity corridors functional on multiple scales.

Since 2006, she has planned, coordinated and put in motion over 100 projects including the characterisation and planning of natural environments, including for authorisation certificates and environmental permits. This has allowed her to develop an expertise in fauna and flora inventory, environmental evaluation and in project management. Oriented towards efficiency, she is known for her ease of organisation and ability to synthesize complex concepts in order to easily communicate them.

t 450.663.2145 ext.241

Sarah Lacombe

Intermediary Landscape Architect and Horticulturist, CSLA, AAPQ


Sarah first acquired practical knowledge in horticulture which allowed her to understand the growth and life of plants as well as their respective habitat. She has a speciality on plants with phytotechnology properties.

She also highly performs in design and graphic presentation and has a particular interest for contemporary design projects. Always on the leading edge of the current evolution in architecture and landscape architecture, she manages « Le Pamphlet » a blog presenting recent design, urban planning and landscape projects.

In 2015, she received the Emerging Professional Award from the CSLA for her involvement, passion and enthusiasm regarding the profession of landscape architecture.

t 450.663.2145 ext.226

Mathieu Poulin

Junior Landscape Architect, CSLA, AAPQ


Mathieu is a young landscape architect passionate about the design and design of quality projects. Through his experiences, he has demonstrated great graphic and design skills. He masters, with ease, all the software of technical drawing and modulation 3D, as well as all the software of graphic rendering and presentation.

t 450.663.2145 ext.235

Alaïs Escoz

Intermediary Landscape Architect, CSLA, AAPQ


Professional and meticulous, she demonstrates significant skills in graphic design and participated in the plans and specifications of several projects. She masters, with ease, all technical drawing software as well as all graphic rendering and presentation software.

t 450.663.2145 ext.234

Dominique Bertrand

Intermediary Landscape Architect, M. Env., CSLA, AAPQ


Initially graduated in landscape architecture, Dominique completed a Master's in Environmental Sciences. Versatile and precise, she is involved in every step of a project, from the initial survey to construction and the design and plans along the way. Over the last 4 years, she participated in the realization of municipal, institutional and real estate projects. She also has a fine knowledge of the security standards for playgrounds.

With her dynamic nature and strong commitment Dominique invests time and energy on various events and organizations linked to landscape architecture and regional planning.

t 450.663.2145 ext.222

Joëlle Thibault

Intermediary Landscape Architect, D.E.S.S. Environment and Sustainable Development, CSLA, AAPQ


Her interests for the landscape and the environment led her to Iceland where she participated in restoration projects of natural environments. Committed and versatile, she demonstrates great graphic design skills and has participated in the planning of several projects. She masters, with ease, all the software of technical drawing and modulation 3D, as well as all the software of graphic rendering and presentation.

t 450.663.2145 ext.231

Patrick Sheito

Intermediary Landscape Architect, M.L.A., CSLA, AAPQ


Versatile and determined, he was a teaching assistant at the Université de Montréal and an entrepreneur. At GRL, he has been involved in all stages of the projects, demonstrating great technical knowledge. He masters, with ease, all the software of technical drawing and modulation 3D, as well as all the software of graphic rendering and presentation.

t 450.663.2145 ext.238

Dominique Rivard

Administrative assistant


Dominique has nearly 15 years of experience in the administrative field where she has shown initiative, autonomy and versatility. With an excellent sense of organization and ability to manage multiple files at once, she collaborates on projects with the various work teams.

t 450.663.2145 ext.221

Our services

Groupe Rousseau Lefebvre

Urban design and sustainable urbanism

  • neighbourhood requalification
  • real estate development planning
  • city center and main street revival
  • urbanism regulations _ Land planning scheme
  • urban planning
  • sustainable development policy
  • sustainable development plan _ Agenda 21
  • integrated project design

Landscape architecture and stormwater management

  • inventory and analysis
  • visual impact studies
  • presentation plan, illustrations, sketches
  • masterplan
  • concepts, landscape plan
  • phytotechnologic applications
  • construction plans and contract specifications
  • construction management and supervision
  • SITES and LEED certifications

Sustainable real estate and commercial development

  • zoning studies and permits
  • site planning
  • subdivision plan
  • integrated projects, transit oriented development, TOD
  • economic studies
  • development masterplan
  • green and sustainable neighbourhood, LEED ND


    Surveys - Framing and understanding of natural environments
  • delineation of wetlands and the high water mark
  • status of watercourses and water network mapping
  • inventories and management of flora and fauna
  • evaluation of the ecological value of natural environments
    Authorizations - Environmental Assessment
  • regulatory analysis and optimized project design
  • application for a Certificate of Authorization
  • environmental impact study
  • approval and support to governments
    Planning - Social Acceptability and Project Approval
  • stakeholders, consultation and public consultations
  • controversial project management, issues and approval strategy
  • sustainable development plan
  • environmental and social integration plan
    Integrated management - Ecological planning of the territory
  • management and restoration plan for natural or degraded environments
  • ecological connectivity of the territory (wildlife corridors)
  • assessment of ecosystem functions and services
  • vision statement and masterplan

Awards & mentions


  • Bonaventure Project, Montréal (first SITES v2 Certification in Canada)
    - Grands prix du design Awards | Category « Environmental Project of Landscape Architecture », 2019
    - Elixir 2018 Award, Project Management Institute (PMI) Montréal. Awarded to Ville de Montréal
    - Awards for Planning Excellence 2018 | Category « Urban design», Canadian Institute of Planners (CIP). Awarded to Ville de Montréal
    - Grands prix d’excellence en transport 2018 | Catégorie « Infrastructures », Association québécoise des transports (AQTr). Prix remis à la Ville de Montréal
    - Prix de réalisation en transports urbains durables, Association des transports du Canada (ATC), 2018. Prix remis à la Ville de Montréal
    - Prix INOVA | Mention d’excellence du jury « Grand projet d’urbanisme », Institut de développement urbain du Québec (IDU), 2018. Prix remis à la Ville de Montréal
    - 2018 Downtown Achievement Award, Pinnacle Award | Catégorie « Public Space », International Downtown Association (IDA). Prix remis à la Ville de Montréal
  • Stationnement écologique Aréna Rodrigue-Gilbert, arrondissement Rivière-des-Prairies-Pointe-aux-Trembles, Montréal _Accréditation Stationnement écoresponsable Excellence 2018, Conseil régional de l’environnement de Montréal (CRE-Montréal), 2018
  • Pavillon d’accueil à énergie nette-zéro du parcours Gouin, arr. Ahuntsic-Cartierville, Montréal
    - Lauréat | Catégorie « Corps publics », Gala de reconnaissance en environnement et développement durable de Montréal, Conseil régional de l'environnement de Montréal (CRE-Montréal), en collaboration avec la Ville de Montréal. Prix remis à l’arrondissement d’Ahuntsic-Cartierville, 2018
    - Prix Visionnaire, Grands Prix du génie-conseil québécois. Prix reçu par la firme Stantec et l’arrondissement d’Ahuntsic-Cartierville, 2018
    - Prix Morneau Shepell | Catégorie « Services publics », Prix INOVA de l’Institut de développement urbain du Québec (IDU). Prix reçu par l’arrondissement d’Ahuntsic-Cartierville

    - Prix Excellence, 18e Conférence annuelle de l'Association québécoise du loisir municipal (AQLM). Prix remis aux représentants de l'arrondissement d'Ahuntsic-Cartierville
  • Concours Dunamis 2017, Laval_Lauréat | Catégorie « Entreprise de services - 16 employés et plus »

  • Claude-Henri-Grignon Park_Sainte-Adèle_Winner of the Excellence Award Cecobois 2014 , 2014
    Finalist « Ovation municipale » Award 2014, Quebec Union of Municipalities (UMQ)
  • Ahuntsic-Cartierville Green Alley_Montreal_Award of Excellence of the Canadian Society of Landscape Architects (CSLA)
  • Integrated urban revitalisation of Pascal Place Del Sol public places, Montreal
    Recognition Award in Environment and sustainable development of Montreal (Mtl Environment Council -_CRE),
    Award for Municipal Merit, Municipalities and Sustainable Development category (Quebec Union of Municipalities - UMQ)
  • Les Galeries d'Anjou, Montreal_CRE-Montreal, recognition as the greenest commercial project in the region
  • Gewurz-Remer Park, Montreal_Award of Excellence of the Canadian Society of Landscape Architects (CSLA)
  • Integrated estate development, MRC des Laurentides_Regional County Municipality of The Laurentians (MRC des Laurentides)
  • Local Agenda 21, Lake Superior_Award of Excellence of the Canadian Society of Landscape Architects (CSLA)
  • Arc-en-ciel School, Montreal_Finalist – Minister Award prize in Sustainable development
  • Demonstration area for ecological landscape planning, Nature Center of Laval_Finalist for Municipal Merit, (Quebec Union of Municipalities - UMQ)
  • Giovanni-Cabotto PArk, Laval_Phénix de l’environnement 2006 – Gouvernment of Quebec, category « Protection and Enhancement of the Natural Environment
  • Les Clos Prévostois, Prévost_Award of Excellence of the Canadian Society of Landscape Architects (CSLA)
  • Environnemental Golf Courses of Quebec_Award of Montreal Institute of Design
  • Gardens of Carrefour Laval, Cadillac Fairview_Laval Technopole special honor for « Exceptional realisation »
  • La route des fleurs requalification plan, Laval_
  • Contest of Excellence of the Canadian Society of Landscape Architects
  • Éco-centre Petite Patrie, Montreal_Award of Excellence of the Canadian Society of Landscape Architects (CSLA)
  • Cousineau-Beauséjour Link, Montreal_Prize from the AQTr – Quebec Association for Transport, Technical achievement category


  • Chambery Boulevard, Blainville_Winning project, landscape architecture competition
  • Woodyatt Park, masterplan for a waterfront park in downtown Drummondville_Winning project, landscape architecture competition
  • Plage de l'Est, Montreal_Finalist, landscape architecture competition
  • Gewurz-Remer Park, Montreal_Finalist, International Novatech competition, stormwater management, Lyon, 2013
  • Place L'Acadie, Montreal_Finalist, landscape architecture competition
  • Place multiculturelle de Rawdon_Winning project, landscape architecture competition

Publications & interviews