Alexandre L’Heureux is the President and Chief Executive Officer of the Corporation. He joined WSP in July 2010 as Chief Financial Officer and held this position until he was promoted to President and CEO in October 2016. Mr. L’Heureux’s vision and leadership have been key drivers behind the Corporation’s growth. Since he joined WSP, the Corporation has completed more than 90 acquisitions, significantly increasing its geographical presence and bringing its workforce to approximately 73,000 talented professionals globally.

Mr. L’Heureux brings over 25 years of international experience to WSP, with a strong skillset in finance, mergers and acquisitions and business strategy. Between 2005 and 2010, Mr. L’Heureux was a Partner and Chief Financial Officer at Auven Therapeutics L.L.L.P. Throughout his career, he has developed extensive knowledge of the alternative investments industry. He is a Chartered Professional Accountant and a member of the Chartered Financial Analysts Institute. Mr. L’Heureux was also appointed Fellow of the Ordre des comptables professionnels agréés du Québec (Quebec CPA Order) in 2017.

Alain Michaud is the Corporation’s Chief Financial Officer (CFO). He held the role of Senior Vice President, Operational Performance and Strategic Initiatives before transitioning to the role of CFO in February 2020. Before joining WSP, Mr. Michaud was a senior partner at PwC Canada for over 20 years and a member of both the Canadian and Quebec Leadership Teams. Mr. Michaud holds a bachelor’s degree in business administration from the University of Sherbrooke. He obtained his CPA, CA designation in 1997. Mr. Michaud was also appointed Fellow of the Ordre des comptables professionnels agréés du Québec (Québec CPA Order) in 2022.

Mark Naysmith joined the Corporation in 1988. After holding a number of senior leadership positions, including as President for EMEIA, Mr. Naysmith was promoted to Global Chief Operating Officer in January 2025. In this role, Mr. Naysmith leads global operations, drives financial performance, executes the global strategy by promoting a growth mindset, and fosters alignment between our global regions and business partners.

Mr. Naysmith is a Chartered Engineer (CEng) and a Fellow of the Institution of Civil Engineers and Chartered Institution of Highways & Transportation, with a BEng Hons (1st) in Civil and Transportation Engineering. In 2018 he was awarded the Honorary Doctorate of Engineering (Dr.Eng) by Edinburgh Napier University, in recognition of his contribution to the built and natural environment. Mr. Naysmith is a member of the FIDIC Global Leadership Forum & Advisory Board and the UK Association for Consultancy and Engineering (ACE) Large Consultancy Group. In 2014, he was awarded the ACE - European Chief Executive of the Year Award.

Philippe Fortier was appointed as WSP’s Chief Legal Officer and Corporate Secretary in 2019. Before joining WSP, Mr. Fortier was a partner of the law firm McCarthy Tétrault where he practised corporate law, including mergers and acquisitions, securities law and corporate finance, for over 17 years. He holds a Bachelor of Laws degree from Université Laval and is a member of the Quebec Bar. Mr. Fortier is also Chair of the Board of Trustees of the Douglas Foundation.

Megan Van Pelt was appointed as WSP’s Global Chief Human Resources Officer in 2021. She joined WSP in 2017 as Chief Human Resources Officer for WSP USA. With over 25 years of experience, she is responsible for leading both human resources and change management for the organization.  Prior to joining the firm, she held executive leadership roles with Starwood Retail Partners, Jones Lang LaSalle, Sears Holdings Corporation, and Lend Lease. She holds a Bachelor of Science in Business Administration from Xavier University and is a member of the Society of Human Resources Management.

Chadi Habib was appointed as WSP’s Chief Technology Officer and Head of Business Solutions in July 2022, and is also responsible for leading our digital strategy and implementation. He has garnered over 25 years of international experience as a senior technology and business transformation executive through his previous roles at CGI, Desjardins Group, and Rio Tinto Engineered Products. 

Mr. Habib holds a bachelor’s degree in mechanical engineering from McGill University and an MBA from the Richard Ivey School of Business. In addition to serving on several boards, Mr. Habib shares his expertise in technology as a public speaker and advisor. He is also involved in several initiatives aimed at fostering inclusion and belonging within the technology sector.

Marc Rivard initially joined WSP in 2006, and over an eight-year period, he held numerous senior leadership positions, including President-Canada, Caribbean, and France. He returned to WSP in 2021 as Global Senior Vice President, Operational Performance, after serving as Executive Vice President, Infrastructure Engineering at a global engineering and construction firm for about five years. Mr. Rivard graduated from the University of New Brunswick as an electrical engineer, and he is a member of both Quebec and Ontario professional engineers' associations.

Sandy Vassiadis was appointed as WSP’s Chief Communications Officer in February 2023. She has over 25 years of communications experience in the recreational products, food manufacturing and financial sectors, specializing in corporate communications, public affairs, branding and corporate social responsibility. In her previous role as vice-president at BRP Inc., she oversaw global corporate communications strategies, as well as content creation, media relations, community engagement and corporate social responsibility. Ms. Vassiadis holds a Bachelor of Arts degree from the Université de Montréal and is involved with various charitable organizations in the Montréal area.

Marc Chabot joined WSP in 2021 and was appointed WSP’s Global Leadership Team in July 2023. In this role, he is overseeing WSP’s Global Client Program across all sectors with a view to anchoring our client-centric culture in our global business and elevating our client partnerships by bringing WSP’s full capabilities to our strategic client relationships. 

In the course of a career spanning over 25 years, Mr. Chabot has led various leadership roles delivering global services to government, energy, and industrial clients. Prior to joining WSP, he was Principal, Senior Vice President, Clients at Golder. He holds a Bachelor of Science in civil engineering from Queen’s University and a Master of Engineering from the University of Waterloo. 

Julianna Fox was appointed Chief Ethics, Compliance and Sustainability Officer for WSP in March 2018. She is responsible for overseeing the global compliance and ethics program and provides strategic advice on matters of business ethics. Ms. Fox previously served as the Global Director of Compliance and Ethics from May 2015 to March 2018. Ms. Fox began her career in legal and regulatory compliance as a litigator in the Montreal-based law firm Fasken, following which she was in-house counsel specializing in matters of regulatory compliance for a large international airline.

Ms. Fox holds an MBA from Concordia University’s John Molson School of Business as well as civil and common law degrees from the University of Ottawa. She is a member of both the Quebec and New York State Bars.

Pat Poelzer joined WSP in June 2025 as the firm’s Chief HSSEQ Officer, spearheading the strategic direction for WSP's global Health, Safety, Security, Environment, and Quality (HSSEQ) program. In this critical leadership role, Mr. Poelzer acts as a catalyst for promoting a transparent and proactive HSSEQ culture and enhancing a practical, operationally relevant focus on HSSEQ activities. 

Before joining WSP, Mr. Poelzer served as the Senior Vice President of HSSE at a multinational engineering consultancy company, where he was instrumental in driving a significant culture transformation and developing a global framework for their health, safety, security, and environment programs. Prior, he held the position of Senior Vice President overseeing the global Oil and Gas team at the same firm. As a former mega-project manager with 35 years of experience in the consulting industry, Mr. Poelzer has a proven track record of delivering complex projects with a strong emphasis on HSSEQ principles. His strong operational background is complemented by a profound passion for embedding safety as an integral part of all work execution.  

Mr. Poelzer holds a Bachelor of Science degree with a major in Physics, as well as a Bachelor of Science degree in Mechanical Engineering. He is a designated Professional Engineer (P.Eng.) and a member of the Association of Professional Engineers and Geoscientists of Alberta. 

Gino Poulin was appointed WSP’s Chief Information Officer in January 2018, after joining the firm in January 2017 as Vice-President, IT Operations and Chief Technology Officer. In this role, he is responsible for overseeing IT transformation and Operations as well as Information Security and risk management across our global activities.

Mr. Poulin has more than twenty years’ experience in managing information technology on an international level and has led numerous IT transformation programs. Prior to joining WSP, Mr. Poulin was Head of Information Technology for more than 15 years at Bombardier Aerospace, where he was responsible for global management of IT services and operations. Mr. Poulin earned a Bachelor Degree in Electrical Engineering from the École de technologie supérieure in Montreal.