Mechanical and Electrical building services specialists






Servicing & Maintenance


Datum Design and Build are Mechanical and Electrical Building Services specialists


Datum Design and Build are Mechanical and Electrical Building Services specialists providing a complete design and installation service across the South of England and Central London.


We are a highly technical team, with in house designers & CAD engineers with an experienced team of delivery engineers. We undertake design & build type projects and pre-designed projects.

One of our strengths is our ability + willingness to respond quickly to any site challenges or new projects that require immediate site surveys and commence pre commencement design work within days of engagement.

We have a large and varied knowledge in all sectors M&E, our flexible & dynamic approach enables us to mobilise quickly to deliver both fast specialist projects & larger commercial and industrial full 3D M&E design and build projects.


Our friendly non contractual approach & ‘can do’ attitude sees high levels of client satisfaction which results in client retention.

Recent projects

As a client to Datum Design & Build, we can always rely on their professional & accurate knowledge within the HVAC sector & for them to consistently deliver on all small to medium sized projects that we subcontract their way on time & budget, regardless of location.

Datum’s project management team provide a can do attitude & quick response time, which makes doing business with them a smooth process in which we can always rely.


Real Estate Company

I would like to take this opportunity and say thank you to Datum for all the hard work and dedication across various projects for us within our private and NHS Healthcare works.

We are pleased to see that Datum has expanded recently to keep up with the demand and provide excellence on their projects specially on MRI’s , CT’s and X-Ray’s.

Keep up the good work.


Building Service Company


Please contact one of the team, and find out how we can help.