Ian Miller is a building science engineer with 18 years of experience in the design, assessment, and repair of various buildings and their components. He is a graduate of the University of Waterloo and a licensed professional engineer. He is a partner at Pretium, a building science engineering consulting firm, and works in the technical role of a project principal, taking lead roles on many of the firm's most important projects. Project work has included assessments as well as design, tendering, contract administration, and construction review for various building construction, maintenance, and repair undertakings. Miller served on the board of directors for the Ontario Building Envelope Council from 2011 to 2021, including as the organization's president from 2017 to 2019. He is the organizing chair for the 16th Canadian Conference on Building Science and Technology, to be held in Toronto in October 2022.