James Manton is an independent CIBSE Low Carbon Energy Assessor (Level 5) with over 20 years of experience as a sustainability engineer and building physicist. He specialises in energy and carbon assessments for complex commercial and other non-domestic buildings, helping clients understand building performance and meet regulatory and sustainability requirements.

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As a Level 5 Assessor, James is qualified to carry out energy assessments on complex buildings and large-scale properties. His work supports organisations in improving energy efficiency, reducing carbon emissions, and complying with energy performance legislation.

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With a career spanning two decades in building physics and sustainable design, James has worked with a wide range of clients across the built environment, including building owners, property managers, consultants, and developers. His technical background allows him to provide clear, practical advice on improving building performance while ensuring compliance with energy regulations.

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Operating independently, James offers a professional and impartial service focused on delivering accurate assessments and straightforward guidance. His goal is to help clients make informed decisions that improve the efficiency, sustainability, and long-term performance of their buildings.