One of the UK's leading electrical and mechanical service providers.

Bespoke, innovative and flexible designs to maximise your project.

01792 701 256

Our Skills. Our Commitment. Your Vision Realised.

Welcome to one of the UK’s leading building services companies. Welcome to a world where design, engineering and maintenance mean exceptional outcomes for today and tomorrow.

For over 30 years, RDM has been dedicated to realising the aims and ambitions of all of its clients. Offering a full range of Electrical, Mechanical and Maintenance services, we design and install innovative engineering solutions for every kind of construction challenge, whatever its size, scope or complexity.

We have the resources, processes and experience to deliver on the potential of any project and our highly-skilled teams are committed to working closely with clients to guarantee that the future they require gets realised.

Welcome to a future, well-engineered.

Welcome to RDM.

An extensive range of services nationwide

Electrical & mechanical installations
Electrical & mechanical maintenance contracts
Bespoke design & project management
Test & inspection services
Specialist Fire Protection Systems
Emergency lighting contracts
Dedicated and responsive service
Committed to health & safety
Cost-effective electrical / mechanical packages
The latest technological advancements
Apprentices Employed
Years in Industry

Our Latest Projects

Latest Updates at RDM

We have been shortlisted at the ECA 2021 Awards for our significant work on PAS 3003, which is being incorporated into a full British Standard document. To find out more, click here:

This years' @Soldierscharity annual golf day raised the considerable sum of £5,880, and we're proud to have been one of the sponsors. Funds raised will go to help ensure that soldiers, veterans and their immediate families should avoid hardship.

Here at RDM, we are very proud to have been a sponsor at this years’ @Soldierscharity annual golf day, held at the Langland Bay Golf Club on the beautiful Gower Peninsula. Find out more here: