Geoff received an Honours BSc. in Chemistry from McMaster in 1990. He worked in the lab in industry on research and development and analytical chemistry. He returned to the University of Toronto and completed a Master of Health Science degree in Occupational and Environmental Health in 2002.

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In 2007 he moved to his current position in the University of Toronto Office of Environmental Health and Safety managing the laboratory chemical safety program for laboratory staff and students. This current role includes responsibility for chemical and general safety in labs, managing the compliance program for ~1600 fume hoods on campus, chemical weapons reporting, environmental compliance, as well as dealing with other regulations and Acts at the Federal and Provincial levels.

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In his role in EHS he has acted as the primary contact for issues requiring expertise in laboratory ventilation of all types. In recent years questions around the balancing of safety and sustainability have come to the fore. Commissioning and decommissioning of labs and sustainability issues have been a significant focus of his activities.