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RDM Electrical & Mechanical Services

R.D.M. Electrical Services Ltd · Company 02229614

Active, accounts up to date·subcontractor·Head office Swansea

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About from company website

RDM Electrical and Mechanical Services is a leading provider of electrical and mechanical services across the UK. With over 30 years of experience, the company offers bespoke, innovative, and flexible designs tailored to maximize project potential. They specialize in a wide range of services including electrical and mechanical installations, maintenance, testing, and bespoke design and project management.

RDM is committed to delivering high-quality work across various sectors, including commercial, healthcare, industrial, and education. They pride themselves on employing highly qualified engineers and utilizing the latest technological advancements to ensure cost-effective and efficient solutions. Their dedication to health and safety is paramount, ensuring all projects are completed to the highest industry standards.

The company has a proven track record of successful projects, demonstrating their capability in handling complex and demanding requirements. They focus on the full lifecycle performance of a building, aiming for energy efficiency, cost-effectiveness, and enhanced wellbeing for occupants. RDM's collaborative approach ensures client goals are met and exceeded from concept to handover and beyond.

Services

Works as

Sectors

Project experience from company website

Haverfordwest Castle Regeneration

Haverfordwest Castle Regeneration

RDM is proud to be part of the team bringing Haverfordwest Castle back to life. Pembrokeshire County Council's landmark regeneration of the medieval castle is now underway, with the historic site set to reopen as a flagship heritage destination in 2028. The scheme will conserve and reimagine the castle as a centre for heritage, events and learning. Plans include landscaping the inner bailey to host events for up to 500 people, from concerts and plays to craft fairs and Christmas markets, conserving Governors House and refurbishing Haverfordwest Museum, and transforming the adjacent gaol into an interactive visitor attraction complete with a café, shop and community spaces.

Client · Pembrokeshire County Council

Princess Royal Theatre

Princess Royal Theatre

RDM is delivering the full MEP refurbishment of the Princess Royal Theatre in Port Talbot, a 798-seat venue being comprehensively upgraded for Neath Port Talbot Council. Delivered under an NEC contract for main contractor Morgan Sindall Construction, the circa £17m scheme includes major upgrades to the auditorium, foyer and back-of-house areas, together with associated extensions and external works.

Client · Neath Port Talbot Council

Plot 3 Cross Hands East, Strategic Employment Site

Plot 3 Cross Hands East, Strategic Employment Site

RDM delivered the full mechanical and electrical package for Plot 3 of the Cross Hands East Strategic Employment Site, a flagship commercial development for Carmarthenshire County Council. Working under an NEC3 contract for main contractor Andrew Scott Ltd, our team designed, supplied, installed and commissioned all M&E services, including complete metering and monitoring, across three new buildings: a two-storey office and hybrid building (645.47m² of office space plus 331.8m² hybrid), a second hybrid building (493.77m² GIA) and a light industrial unit (2,771.72m² GIA).

Client · Carmarthenshire County Council

Portfield SEN School

Portfield SEN School

Portfield SEN School project.

Clydach Vale ALN School

Clydach Vale ALN School

Clydach Vale ALN School project.

Accreditations from company website

  • CHAS
  • Constructionline
  • Gas Safe
  • Registered Heating Business
  • JIB
  • BESA
  • Cyber Essentials

Clients mentioned from company website

Pembrokeshire County Council, Carmarthenshire County Council, Neath Port Talbot Council, Tilbury Douglas, Morgan Sindall Construction, Andrew Scott Ltd.

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Questions about RDM Electrical & Mechanical Services from the record on this page

What does RDM Electrical & Mechanical Services do?

One of the UK's leading electrical and mechanical service providers delivering bespoke, innovative and flexible designs to maximise the potential of your project. Their listed services include Electrical, M&E contracting, Heating & ventilation, Air conditioning and Fire protection.

Where is RDM Electrical & Mechanical Services based?

RDM Electrical & Mechanical Services is registered at Phoenix House Llys Felin Newydd, Swansea Enterprise Park, Swansea, SA7 9FG, in Wales.

What areas does RDM Electrical & Mechanical Services cover?

RDM Electrical & Mechanical Services states that it works across Nationwide.

How many people work at RDM Electrical & Mechanical Services?

Accounts filed for the year to 2026 report 130 employees, which places the company in the 50-249 employees band.

What is RDM Electrical & Mechanical Services's turnover?

RDM Electrical & Mechanical Services reported turnover of £11.4m in accounts filed for the year to 2026.

Is RDM Electrical & Mechanical Services still trading?

Companies House lists RDM Electrical & Mechanical Services as active, with accounts most recently made up to 2026-03-31.

What accreditations does RDM Electrical & Mechanical Services hold?

RDM Electrical & Mechanical Services displays CHAS, Constructionline, Gas Safe, Registered Heating Business, JIB and BESA on its website.

What sectors does RDM Electrical & Mechanical Services work in?

RDM Electrical & Mechanical Services works in Commercial, Healthcare, Industrial, Education and Infrastructure.

When was RDM Electrical & Mechanical Services established?

RDM Electrical & Mechanical Services was incorporated on 1988-03-11.

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