Stuart has over a decade of experience in the environmental sector. His areas of expertise encompass air quality, climate change mitigation, and human health and environmental risk assessments. His specialist skills include emissions inventories, air quality action planning, dispersion modelling, environmental impact assessments, public consultation and environmental training. Stuart leads on a number of high-profile projects including managing the Scottish Air Quality Database; the Kingdom of Saudi Arabia, Riyadh, Air Quality Management Project; Know & Respond Scotland; and provides support to national air quality emissions and greenhouse gas inventories. Stuart’s depth of knowledge and experience has been acknowledged through his election to the Chair of Environmental Protection Scotland's Air Quality Advisory Group and as a committee member of the Institute of Air Quality Management.