
KJ Tait are chartered building services engineers providing mechanical and electrical design, sustainability consultancy and net zero carbon advisory services across the UK. Our team specialise in thermal and energy modelling through IES VE, TM54 operational assessments, decarbonisation pathways and building performance diagnostics that support compliant, low‑energy and future‑ready buildings.
We work closely with architects, developers and estates teams to deliver robust engineering solutions that are technically credible, commercially realistic and aligned with long‑term asset performance.
Mechanical, electrical and public health design for new build and refurbishment projects aligned with low‑carbon and compliance needs.
Decarbonisation strategies, net zero pathways, whole‑life carbon support and sustainability reporting.
IES VE modelling, TM54 operational energy assessments, overheating analysis and building physics expertise.
Accredited EPC assessments and improvement pathways for commercial buildings including offices and mixed‑use assets.
Performance diagnostics, commissioning strategies, soft landings and measurement and verification.
Energy strategies, overheating assessments and sustainability inputs for planning submissions across the UK.

We deliver building services engineering, M&E consultancy and sustainability support across the UK through our teams in Aberdeen, Cambridge, Edinburgh, Glasgow, London and Manchester.
Our engineers work on projects of all scales, providing local knowledge backed by national expertise to support clients throughout every stage of design, delivery and building performance.



