Joel has been working in architectural physics and construction for 20 years, and also has experience of non-profit organisational leadership. 

Joel specialises in delivering Passivhaus and very low energy buildings, and in the design of spaces for excellent natural light. He has worked on a wide range of building types including education/higher education, science and research, leisure, residential and office/commercial. He has a particular focus on large and complex Passivhaus projects, and how these can be delivered at best value.