Profile of Mark Vanderheyden

Mark Vanderheyden Internal
Mark Vanderheyden
Chief Operating Officer | Principal

Mark Vanderheyden is RWDI’s Chief Operating Officer. He oversees the day-to-day business operations companywide. His focus is on maintaining and growing RWDI’s technical expertise in climate and performance engineering, while ensuring the implementation of the company’s strategic initiatives into operational processes.

Since joining RWDI in 1989, Mark has risen through the firm’s ranks by taking on many technical and management roles over the years. With experience in air quality, Mark has worked on many of RWDI’s most iconic projects throughout the industry, specializing in risk management, regulatory permitting, odour assessment and dispersion modelling.

Chief Operating Officer with a focus on maintaining and growing RWDI's technical expertise


    • Master of Engineering (Engineering Physics), McMaster University, Canada
    • Bachelor of Engineering (Engineering Physics), McMaster University, Canada

    • Professional Engineer, Ontario, Alberta, British Columbia
    • Licensed Toxic Substance Reduction Planner, Ontario
    • Member, Air & Waste Management Association (A&WMA),
    • Member, Past Chair, Past Treasurer, Ontario Environmental Industry Association (ONEIA)

    • Air quality
    • Business development
    • Client engagement
    • Data analysis
    • Dispersion modelling
    • Emissions
    • Environmental assessments
    • Expert testimony
    • Financial management of projects
    • Noise
    • Odor assessment
    • Regulatory permitting
    • Technical supervision
    • Ventilation studies