Executive Leadership


Ingrid Thompson
Chief Executive Officer
After a multi-faceted 20+ year career in various roles in the energy, environmental and infrastructure sectors, Ingrid joins the Pollution Probe team in October 2016. While a senior advisor for various Ontario government officials, Ingrid took lead roles on files such as the implementation of Drive Clean, an overhaul of outdated Ontario air quality standards, the Walkerton e-Coli water contamination tragedy, and the initial development of the Northern Ontario medical school. Most recently, Ingrid has consulted in Europe for a number of blue-chip companies, helping them to plan and navigate change and transformation programs. In her free time, Ingrid is an avid reader and enjoys travel and scuba diving. She is engaged to her Dutch partner, Gerard, and has two step-daughters.


Husam Mansour, P.Eng., PMP
Chief Operating Officer

Husam joined Pollution Probe in June of 2010 as COO. In this role, he was instrumental in completing the transformation of the organization, operationally and at the governance level, to enable a more sustainable pursuit of its public interest mission. He has also led the development of several initiatives including the business case for establishing Energy Exchange; a division dedicated to energy literacy. Prior to joining Pollution Probe, Husam completed a two year assignment as Project Director responsible for overseeing the development and execution of a $105M project at MASDAR Institute of Science and Technology (MIST). MIST is the 1st project to be completed in MASDAR City, UAE, which is the first carbon-neutral, zero-waste city in the world. Previous to that, Husam spent 18 years at Canadian Standards Association (CSA) and held successively progressive positions including Director, Built Environment and Director, Business Management and Life Science. During his tenure at CSA, he led several initiatives including the development of a framework to support the Ontario accessibility legislation; and led the development of a comprehensive business case for establishing a new Climate Change Division. Husam graduated as a mechanical engineer from the University of London, UK, and holds P.Eng and Project Management Professional (PMP) designations.

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Steve McCauley
Senior Director, Policy
Prior to joining Pollution Probe, Steve served as Director General, Energy and Transportation with Environment Canada.  He is a leading expert in the environmental field, having spent more than twenty years with the federal government managing the development and implementation of policies and programs in numerous areas, including climate change, air pollution, and the advancement of renewable energy and clean technologies. He has led the development of national renewable energy and clean technology strategies and initiatives in partnership with provincial governments, the environmental community, industry and international partners, such as the United States Environmental Protection Agency and the United Nations. Steve has also led federal and international regulatory actions on greenhouse gas emissions, air contaminant emissions and chemicals management in the transportation, energy and other industrial sectors.