Our Leadership

Denis Chesseron was appointed Country Director and Chief Executive Office and Special Advisor Veolia North America Operations, Canada in May 2024.

As a strong believer in Veolia's purpose and resourcing the world, he views his role as a catalyst and changemaker for all of its business lines. He is responsible for all of VNA’s business in Canada, including energy and industrial activities. Previously, he served as Executive Vice President of Finance and Procurement, and Chief Financial Officer of VNA. In this role, he leads VNA’s Finance organization, in addition to Procurement including transformation initiatives in both functions.

Denis joined Veolia group's Water division in 2005, became the Group's Financial Controller in 2012 and then served as Group Deputy Chief Financial Officer until 2020.

He was also a member of the Group’s management committee, relying on team spirit to break down barriers that may exist in a large organization.

Denis holds a Master of Finance from the University of Orléans in France.

He is married and is the proud father of a son and two daughters. He is also an opera lover and enjoys walking, playing tennis and visiting contemporary art exhibitions.

Patrick is a seasoned business leader with over 25 years of experience driving growth and innovation across diverse industries. He has a proven track record of success working in both large corporations and SMEs.

Patrick serves as Vice President of Strategy, Business Development, and Marketing at Veolia. He leads a dynamic team responsible for promoting and selling Veolia's services to industrial and municipal clients, and promoting the Veolia brand.

Prior to this, Patrick held leadership roles at established companies and entrepreneurial ventures operating in metals and mining, aerospace and transportation.

Patrick holds a Master of Business Administration (MBA) from the Tuck School of Business at Dartmouth, a Master of Laws (LLM), and a Bachelor of Law (LLB) degrees from the Université de Montréal.

Renaud Buclon has been actively involved in waste and water management since 2003. He spent the first 15 years of his career commissioning and operating large wastewater treatment plants, sludge drying, incineration units and solid waste facilities on the 5 continents.

Renaud joined Veolia North America after many years with Degrémont and currently leads the Technical, Performance and Innovation teams of Veolia in Canada, supporting all Canadian activities with a team of highly competent and operational engineers.

He graduated from the High Industrial Engineering School of Lille, France.

Olivier Caumartin is the VP Major Projects for Veolia Canada. With more than 35 years experience in major projects management, he is specifically in charge of Veolia’s Montreal projects.

Olivier joined Veolia in 2002, and after several assignments, as Senior Project Manager, VP Operations, Country Manager and Area Manager, that brought him to live on all continents and work in more than 50 countries, he joined Veolia North America in Canada end 2022.

Olivier graduated as a Civil Engineer from the ESTP Paris and, later, obtained a Master of Business Unit Management from HEC Paris.

Mr. Marco Fontana-Giusti is a distinguished and dedicated leader with over 30 years of experience at Veolia, having held a variety of key operational and support roles across Europe, Australia, and Canada. As Vice President of Municipal Water & Waste, he is responsible for overseeing all municipal operations and maintenance (O&M) projects, driving operational excellence and ensuring client satisfaction. Known for his outstanding leadership and relationship-building skills, Mr. Fontana-Giusti has established a loyal network of clients and stakeholders, reinforcing Veolia’s reputation in the municipal services sector.

His extensive expertise encompasses municipal and industrial water, wastewater, and waste operations, positioning him as a vital contributor to large-scale infrastructure projects. His impressive track record of success reflects his ability to deliver strategic solutions across diverse markets.

From April 2017 until the merger with Veolia, Mr. Fontana-Giusti led SUEZ’s Canadian operations.

With his broad expertise and visionary leadership, Marco Fontana-Giusti continues to drive innovation and progress in municipal services worldwide.

Nathalie Hennebelle serves as Vice-President, Chief Information Officer at Veolia Canada. With over 14 years of experience in technology, Nathalie leads the digital transformation strategy in Canada. Her expertise spans multiple industries, including metal recycling, metal alloys manufacturing, and environmental services.

Nathalie joined Veolia Canada in 2019. Passionate about lean management, innovation, and technology, Nathalie holds a Lean Six Sigma Black Belt and has completed programs in innovation and technology through MIT Professional Education.

A member of the Order of Engineers of Québec, Nathalie graduated from the Hautes Études d'Ingénieurs school in France. Her diverse background and commitment to innovation drive Veolia Canada's technological advancements in the environmental services sector.

Dave Osborne serves as Vice President Environmental Services (VNA) operations in Canada, responsible for all of Canada’s industrial activities, including hazardous waste, Veolia Resource Solutions (VRS) and used oil. Based in Calgary,

Dave has held industry positions such as Interim Chief Executive Officer, Chief Operating Officer, Senior Partner, Dean of Energy, Regional Business Manager, General Manager, Director Strategy and Business Planning Global Sales, Operations Manager, Corporate Service, IT, Manufacturing, in both public and private companies such as CEDA, C-Suite Results, Weatherford, Foremost Industries LP, Haworth, Motorola and Mobile Data International.

A passionate community volunteer interested in mentoring the next generation of leaders. Community held positions Past President Ronald McDonald House Southern, Mentor Haskayne School of Business MBA Program, Ambassador Strathcona County Economic Development Council, Executive Swim Alberta Northern Region, Mentor Futurpreneur Canada, Board Member CornerBend (Equipping first responders with death notification training and community members to be effective grief companions.)

Dave earned a Master of Business Administration from Haskayne School of Business at the University of Calgary.

Juliette Pouzet serves as the Vice-President, Chief Finance and Procurement Officer, Canada for Veolia North America since 2023.

Passionate about reconciling ecology and economy, Juliette joined the Veolia Group in 2009. She brings 15 years of experience in various positions in the environmental services industry, from Group strategy to risk management and internal audits. Prior to joining the Veolia Group, Juliette worked at KPMG as a financial auditor.

Juliette holds a Master of Science in Finance from the Emlyon Business School. She also completed Master's studies at Hanken School of Economics in Helsinki and holds a certificate in carbon footprint assessment.

Talal Al Saied is the Environment Health and Safety Director for Veolia Canada. With more than 20 years of industry experience, Talal leads the Environment Health and Safety (EHS) Department supporting the Industrial, Municipal and Commercial Business Lines in Canada.

Talal joined Veolia Canada in 2009 holding various operational and technical roles.

He graduated from the University of Ottawa with a Bachelor’s Degree in Biochemistry.

Carine Taza is the Vice-President, Legal, Corporate & Canada for Veolia North America. Carine initially joined the Veolia group with Veolia Water Technologies Canada Inc. where Carine held the position of Associate General Counsel (Canada) for 11 years.

Prior to joining the Veolia Group, Carine worked at a national Canadian law-firm, specializing in commercial law with an emphasis on construction and infrastructure.

Carine holds a Bachelor of Laws from the Université de Montréal as well as a Juris Doctor from Dalhousie University. She has also conducted legal studies at Université Panthéon - Assas (Paris II).