David is currently a Managing Principal at Synergy Partners. David has worked on over 500 projects over a 23-year career in building renewal and enclosure design. David applies the lessons learned in evaluating building enclosure performance in existing buildings to new building enclosures or building renewal to optimize building performance and durability. David is a the Chair of the CSA A440.6 subcommittee that deals with high-exposure Fenestration Installation and Vice-Chair for CSA-S478 Standard on Building Durability. He is a past President of the Ontario Building Envelope Council (2007-2008).
David is currently a Part-Time Professor at Ryerson University where he teaches Building Envelope Restoration for the Masters of Building Science Program in the Department of Architectural Science.