Comprehensive NatHERS assessments, NCC 2022 modelling, and building performance consulting for architects and builders. Achieve compliance, optimise designs, and reduce project costs with technical expertise you can rely on.

Our services
Technical consulting for NCC 2022, NatHERS ratings, and residential energy performance. Supporting architects, builders, and developers with precise compliance solutions.

Thermal performance modelling for residential projects. Achieve NatHERS and NCC 2022 compliance with detailed, accurate reporting.

Comprehensive energy modelling for all building elements. Streamline NCC 2022 certification and project approvals.

Expert advice to enhance energy efficiency, reduce construction costs, and improve occupant comfort in new residential builds.
Hear from industry professionals who rely on our technical expertise for energy compliance and building performance consulting.

Old Man Gray Energy delivered precise NCC 2022 modelling, helping us achieve compliance and optimise our design without delays or extra costs.

Their NatHERS assessment process was efficient and thorough. We met all compliance targets with clear, actionable recommendations.
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The team’s energy modelling identified practical improvements, resulting in a more efficient and comfortable home. Highly professional service.
Request a tailored quote for NatHERS assessments, NCC 2022 compliance modelling, or building performance consulting. Our team delivers precise, efficient solutions for architects, builders, and developers seeking expert guidance on residential energy compliance.
