Paul Miller is a Chartered Engineer and Director of Sustainability at KJ Tait in Edinburgh. Since 2015, Paul Miller has led projects in sustainable building design, energy modelling, and whole life cycle carbon assessment.

He is a CIBSE Accredited Low Carbon Energy Assessor and delivers Energy Performance Certificates (EPCs) across the UK. Paul helps clients meet the Minimum Energy Efficiency Standard (MEES) of EPC B by 2030. He develops practical decarbonisation strategies that balance technical feasibility with cost-effectiveness.

Paul champions NABERS UK Design for Performance and is an expert in IES Apache HVAC simulation. He delivered Scotland’s first NABERS Design for Performance project at Semple Street, achieving a Design Reviewed Target Rating of 5 stars. He is also a CIBSE-accredited NABERS Assessor for new and existing buildings.

As Sustainability Director, Paul sets ambitious embodied carbon and operational energy targets on major projects such as Victoria House, Tribeca, and Elevate Quarter. His work includes whole life carbon reporting, overheating analysis, and strategies to close the energy performance gap.

Paul is a member of the Energy Institute and mentors junior engineers. He promotes best practice in sustainable building design across the industry.