McNair Building Design — M&E Consultancy

M&E Consultants Delivering MEP Engineering and Building Services for projects across the UK.

MBD is a UK‑based Mechanical, Electrical and Plumbing (MEP) consultancy delivering practical, cost‑effective M&E design across all RIBA stages. We provide full MEP design, performance duties, technical reports and coordinated building services solutions tailored to project needs.

About MBD

At MBD we can help your project become success

At MBD, we support projects at every stage, from concept design through to handover. We provide cost-effective Mechanical and Electrical consultancy and building services design, tailored to suit client requirements, project constraints, and budgets.

Our work typically covers small to medium-scale projects, delivering detailed MEP design services for both traditional tender and performance-based duties across all RIBA stages.

Our Director

Alexander McNair BEng(Hons) MIET

Since graduating with honours from Heriot-Watt University in Edinburgh in 1996, Alexander McNair has been worked many prestigious projects within the UK and internationally, including Dubai, Abu Dhabi, Qatar, Indonesia and Macau.

With an impressive portfolio of projects over many industry sectors Alexanders extensive knowledge allows him to design a project from conception to completion.

Alexander is a proactive and practical engineer, along with extensive design experience he looks to engineer bespoke, practical and cost effective solutions.

Committed to providing cost effective quality projects, to a high technical standard.

Alexander McNair

Our Sectors

Area of Expertise

McNair Building Design has been involved in a wide variety of sectors and can offer this knowledge to our clients.

Our Services

Together with our specialist subcontractors we provide the following services to our clients building projects in London, Newcastle, Glasgow, and across the UK

Electrical Engineering and Consultancy Services

We provide comprehensive electrical design consultancy services, including power infrastructure, lighting, fire alarms, security, and structured cabling for commercial and residential projects throughout the UK.

Mechanical Engineering and Consultancy Services

Our mechanical and public health consultancy delivers expert heating, ventilation, air conditioning (HVAC), water services, drainage, and fuel systems design, ensuring compliant and efficient building services.

Additional MEP Consultancy Services

We offer a full range of additional MEP consultancy services, from construction stage support and energy performance calculations to condition surveys and operation & maintenance documentation, supporting your project from start to finish.

Renewable & Low-Carbon Energy Systems

Specialising in sustainable energy solutions, we design and consult on renewable and low-carbon systems including solar PV, wind turbines, heat pumps, biomass, and electric vehicle charging infrastructure.

Contact Us

Make an enquiry

If you have a project that MBD can assist you with, please get in touch using contact form below.