Duncan Rowe

BASc, MEng, P.Eng., LEED® AP BD+C | Principal/ Sustainable Design Specialist
Duncan has dedicated his career to the building science industry with an emphasis on sustainability, supporting RJC nationwide as our sustainable design specialist for building restoration in Ontario. His experience includes the assessment and rehabilitation of many building types, both contemporary and historic.
Duncan is a member of the Toronto chapter of the Ontario Building Envelope Council and is a regular attendee at Toronto chapter events by the Canadian Green Building Council. He also sits on the Building Science Certificate Steering Committee for the University of Toronto and the Civil Engineering Technology Program Advisory Committee for Seneca College.
At RJC, staff view Duncan as a critical resource for building science technical expertise, coaching and mentoring. Consistently instilling RJC values and vision in all project decisions, Duncan has built a reputation with our clients as a skilled engineer who applies an in-depth understanding of building science principles to each project.

Professional Affiliations

  • Ontario Building Envelope Council (OBEC)
  • Roof Consultant Institute (RCI) 
  • Professional Engineers Ontario (PEO)
  • Engineers and Geoscientists New Brunswick (APEGNB)
  • Engineers Nova Scotia (ENS)


  • Rowe, Duncan. “Why Air Barriers are Fun!” Presented at the Construction Specifications Canada Conference, May 2016.
  • Rowe, Duncan. “What’s Next for Commercial Roofs? Energy Rating and Energy Positive Roofs.” Presented at the Construct Canada Conference, December 2015.
  • Rowe, Duncan. “Environmental Impact of Roofing Systems: 10 Life-Cycle Indicators.” Presented at the Construct Canada Conference, November 2012.
  • Rowe, Duncan. “Double Façade Performance Hinges on Stack Effect.” Canadian Property Management, November 2010.
  • Rowe, Duncan. “Willis Tower Curtain Wall Comparison.” Presented to the Building and Concrete Restoration Association of Ontario (BCRAO), April 2015.
  • Rowe, Duncan. “Comparison of Highly Glazed Condominium Retrofits.” Presented at the Building Envelope Forum, April 2015.
  • D. Rowe, “Building Durability: New Construction to Rehabilitation” Presentation, East Coast Building Enclosure Council, January 2015.
  • Rowe, Duncan. “RJC’s Sustainability Framework.” Presented at the University of Toronto Sustainability Forum, Toronto, Ontario, January 2012.
  • Rowe, Duncan. “Evaluating the Performance of a Double Façade in a Cold Climate: A Case Study.” Presented at the Canadian Conference on Building Science and Technology, Montreal, Quebec, May 2009. 
  • Rowe, Duncan. “LEED – Existing Building Operations and Maintenance.” Presented to the Building and Concrete Restoration Association of Ontario (BCRAO), April 2009.