Elsa Withnell
Senior Building Physics Consultant
I am a Senior Building Physics Consultant and provide general and technical support into SAP Modelling in support of Building Regulation Compliance (Part L), SBEM, Energy Statements, and Thermal Comfort including Part O, TM59 and TM52. Alongside these, I am experienced in Passive Design Analysis and am a qualified Passivhaus Consultant.
I graduated from Durham University with a MEng in New and Renewable Energy Engineering. During my final year research project, I carried out a Life Cycle Assessment of Plasmonic Structural Colour.
In my spare time, I enjoy cycling, playing ultimate frisbee and reading.
![](https://a.storyblok.com/f/289986/2994x2994/86a59bc309/sre-elsa-withnell-001.jpg/m/1200x0/filters:format(webp):quality(85))