Bill Gladu

BASc, MBA. P.Eng., LEED® AP | Principal
Bill is RJC Toronto's senior building science engineer and is in charge of project management from inception to completion.
He is an expert in the evaluation, investigation, design and remediation of building envelope systems (walls, windows, curtain walls, roofing), as well as the development and implementation of preventative programs. Bill provides RJC clients with services on both retrofit and new construction projects ranging from design, construction, and commissioning consulting to technical audits, reserve fund studies, and litigation consulting.
A graduate of Queen’s University in 1986, Bill is a licensed Professional Engineer in Ontario and the chair of RJC's Building Science Liaison Group, a body that manages building science technical issues for RJC offices across the country. Bill joined the Building Science and Restoration team at RJC Toronto in 1999 and was made an Associate in the firm in 2002 and a Principal in 2008.

Professional Affiliations

  • Roof Consultant Institute (RCI)
  • Ontario Building Envelope Council (OBEC)
  • Professional Engineers Ontario (PEO)


  • Gladu, William. “Glass Use in Buildings.” Presented at the BOMEX Conference, October 2013.
  • Gladu, William. “Thermal Bridges and the Envelope.” Presentation for the Continuing Education Series, May 2013.
  • Gladu, William. "The Projected Lifespan, Benefits, and Challenges of Glass Condos.” Presented at Springfest, April 2012.
  • Gladu, William. “Double Skin Façade.” Presented to the Ontario Building Envelope Council, May 2012.
  • Gladu, William. “Leak Drafts, Vacancy Siphon Profits – Wall Facelift Repositions Aging Office Building.” Canadian Property Management, November 2008. 
  • Gladu, William. “Roof Asset Management Myths & Responsibilities about System Performance, Maintenance and Re-roofing.” Presented at the PM Expo, Toronto, Ontario, November 2007.
  • Gladu, William. “Adaptive Re-Use of TELUS William Farrell Building.” Presented to the BC Building Envelope Council, May 2002.
  • Gladu, William. “Mould Liabilities and Consequences.” Presented at the Buildex Conference, Vancouver, British Columbia, 2002.