M&E contractors in Wales

133 m&e contractors across Wales.

• G Grange Industries Group Ltd Caerphilly · Electrical · 10-49 employees

  Grange Industries specialises in EC&I systems for hazardous areas. Contact us for bespoke design, safe installation, & expert inspections.

• G Gsr Construction Ltd Bridgend · Main contractor

  GSR Construction Ltd is a full-service building contractor delivering excellent services. We focus on safety, quality workmanship and transparent comm

• G Gwynt360 Ltd Cardiff · M&E contracting

  Gwynt360 offers full-circle solutions for wind turbine performance, from blade repairs to advanced enhancements, increasing efficiency and protecting

• H Hale Heating And Renewables Ltd Swansea · Plumbing

  Hale Heating And Renewables Ltd is a plumbing company based in Swansea, registered at Companies House in 2025.

• H Heat Pumps Scotland Cardiff · Heating & ventilation · 1-9 employees

  Heat Pumps Scotland provides information and connects users with professional installers for air, ground, and water source heat pump systems, promotin

• H HeaterUp Swansea · Heating & ventilation

  Swansea Heating & Gas Specialists - Boiler Upgrades, Central Heating Systems and All Plumbing Services in South Wales. Slash bills with cost-efficient

• H Heatup Floor Ltd Newport · Plumbing · 1-9 employees

  Heatup Floor Ltd is a plumbing company based in Newport, registered at Companies House in 2018.

• H Highadmit Projects Talbot Green · M&E contracting · 1-9 employees

  Highadmit Projects undertake large, medium and small contracts throughout the UK offering a complete design service in all aspects of Mechanical and E

• H Hill Grwp Ltd Swansea · Modular & offsite construction · 10-49 employees

  Hill Grwp Ltd designs, manufactures and installs GRP and steel industrial enclosures, sprinkler pump rooms, substations, TopBox roof entry systems, ba

• H Hybrid Heating & Gas Ltd Bridgend · Heating & ventilation

  Hybrid Heating & Gas Ltd offers expert plumbing, heating, gas, and oil solutions across South Wales and London. Licensed by Gas Safe and OFTEC, we pro

• I I.S.T.L. Engineering Ltd Bedwas · M&E contracting · 10-49 employees

  Established in 1995, ISTL is a full-service mechanical and electrical design and build contractor based in Cardiff.

• I Industrial Climbers Ltd Newport · Roofing

  Industrial Climbers specialise in Rope Access Techniques for Work at Height, Difficult, Limited or Confined Spaces. Offering safe, cost-effective acce

• I Infinity Smart Homes Ltd Pontypridd · Electrical

  Infinity Smart Homes offers smart home technology solutions, including installation and integration of various smart devices and systems.

• J Jrs Mechanical Services Ltd Abergele · M&E contracting · 50-249 employees

  JRS Mechanical designs, installs and maintains mechanical, electrical, and facilities systems across healthcare, education, and commercial sectors. Tr

• J Jv Ventilation Ltd Newport · Heating & ventilation · 1-9 employees

  JV Ventilation Ltd specialises in Mechanical Ventilation with Heat Recovery (MVHR) systems, offering design, supply, installation, and commissioning s

• K K S Barry (Plumbing & Heating) Ltd South Glamorgan · Plumbing · 10-49 employees

  Providing mechanical and associated services solutions on commercial construction projects with exceptional quality, attention to detail and site safe

• K KHS Group Ltd St. Asaph · M&E contracting

  KHS Group provides mechanical, electrical, and renewable building services, including air conditioning and commercial refrigeration, for commercial, i

• K Korbuild Ltd Pontypridd · Main contractor

  Korbuild Ltd is a well-established, nationwide building contractor. Our success has been built on reliability, flexibility & professionalism.

• L Ledwood Protective Coatings Ltd Pembroke Dock · Design & build · 10-49 employees

  Independent engineering, fabrication, coating and construction company specialising in the global energy production and processing industries. Major p

• L Lloyd Morris Electrical Ltd Wrexham · Electrical · 1-9 employees

  Lloyd Morris Electrical Ltd: Design, manufacture, test, install & commission LV switchboards, control panels & systems. Nationwide coverage for indust

• L Lsv Water Ltd Swansea · Plumbing

  LSV Water Ltd is a company based in Swansea, UK. The company's website is currently unavailable due to a server error.

• M M&E Connect Mountain Ash · M&E contracting

  M&E Connect delivers expert mechanical and electrical design, installation, and maintenance services across the UK. With 30+ years of experience, M an

• M Micem UK Ltd Cardiff · Design & build

  Micem is a leading healthcare construction company with a presence in the UK, UAE, Oman, and India, specializing in turnkey medical engineering and ho

• M Mirus Energy (Cymru) Ltd Swansea · Electrical

  Mirus Energy (Cymru) Ltd is a electrical company based in Swansea, registered at Companies House in 2022.

• M Modu-Lite Build Ltd Neath · Modular & offsite construction

  UK specialists in modular retail and drive-thru construction. 14-week build programmes, 98% on-time delivery. Trusted by leading brands nationwide.

• M Morris Line Engineering Ltd Bridgend · Electrical

  Morris Line Engineering Ltd is a electrical company based in Bridgend, registered at Companies House in 2019.

• M Msh Building Ltd Cwmbran · Refurbishment

  Family-run business serving since 2001, specializing in high-quality projects and maintenance for Registered Social Landlords, Local Authorities, and

• M Msm Partitioning Ltd Pontypool · Fit-out & interiors

  MSM Partitioning: Experts in office partitioning, suspended ceilings & commercial washrooms. Delivering bespoke fit-outs across South Wales & the M4 C

• N Narbeth'S Mechanical Services Ltd Bridgend · Heating & ventilation · 10-49 employees

  Narbeths Mechanical Services is a building services contractor specialising in mechanical services, commercial gas, and maintenance. Established in 19

• N Newport Land Reclamation Ltd Cardiff · Site clearance

  Newport Land Reclamation Ltd offer muck away, land reclamation, aggregate supply, and road sweeping services in Cardiff and Newport.

• O Oliver’S Services Ltd Pontypridd · Plumbing

  Oliver's Services offers tailored commercial plumbing, heating, renewables & sprinkler systems. Contact us for reliable solutions today!

• O Owain Pritchard Ltd Wrexham · Security systems

  Owain Pritchard is a multi-discipline business in Wrexham, North Wales, offering quality service and craftsmanship across domestic, commercial, and in

• O Owen & Palmer Ltd Bangor · Electrical

  Leading industrial electrical contractor servicing North & Mid Wales, managing installations, construction and facilities for complete solutions and a

• P Parker Environmental Services Ltd Pontypool · Heating & ventilation · 10-49 employees

  Parker Environmental Services Ltd: Design, fabrication & installation of HVAC, structural steelwork & specialist fabrications for industrial & commerc

• P Penstar Process And Technical Services Ltd Cardigan · Design & build

  Penstar Process and Technical Services Ltd, established 1992, specialises in pumping, water/effluent treatment, and process safety systems. Offers des

• P Pipeworxgb Ltd Cross Hands · Plumbing

  PipeworxGB Group Limited, based in Cross Hands, South Wales, offers specialist plumbing, heating, and fire sprinkler services. Established in 2017, th

• P Plumbtec Gas Ltd Swansea · Plumbing

  Plumbtec Gas is a family-run heating and plumbing company based in the SA4 area, covering Swansea and Carmarthenshire. Specialising in Gas, LPG & Oil

• P Pride Developments Group Ltd Torfaen · Main contractor

  Pride Developments is a diverse and innovative total building solution built upon rich experience, unrivalled craftsmanship and service.

• P PRO-TECH MAINTENANCE LTD Cardiff · Electrical

  Pro-tech Maintenance offers expert Electrical Maintenance services in Cardiff. Fully qualified, insured, and certified by NAPIT, we provide profession

• P Promec Engineering Ltd Chepstow · M&E contracting · 50-249 employees

  Promec Engineering Limited are mechanical and civil engineers that predominantly work within the oil, gas, water & power generation industries.

• P Protectorcomms Group Ltd Caerphilly · Electrical

  Protectorcomms Group Ltd is a electrical company based in Caerphilly, registered at Companies House in 2017.

• R R&M Williams Ltd Neath · Main contractor · 50-249 employees

  R&M Williams Ltd. work with public and private sector clients to deliver a broad range of projects in Construction, Refurbishment, Maintenance and Dec

• R RDM Electrical & Mechanical Services Swansea · Electrical · 50-249 employees

  One of the UK's leading electrical and mechanical service providers delivering bespoke, innovative and flexible designs to maximise the potential of y

• R Reen Energy Ltd St. Asaph · Solar PV

  REEN Energy is an innovative construction, engineering, and consulting company specialising in solar farms across the UK. Founded in 2019, they offer

• R Renewable Green Homes Ltd Cardiff · Plumbing

  Renewable Green Homes Ltd is a company based in Cardiff, UK. The company's website is currently inaccessible.

• R Renovate South Wales Ltd Caerphilly · Refurbishment

  Expert builders with over 40 years of experience in roofing, repairs, building and home renovations in South Wales. Contact us for quality service and

• R Rhoose Electrical Services Ltd Barry · Electrical · 1-9 employees

  Rhoose Electrical Services Ltd is a electrical company based in Barry, registered at Companies House in 2012.

• R Rhw Renewable Heating Wales Ltd Ammanford · Plumbing · 1-9 employees

  Rhw Renewable Heating Wales Ltd is a plumbing company based in Ammanford, registered at Companies House in 2021.

• R Richmond Property Services (RPS) Ltd Swansea · Refurbishment

  Richmond Property Services Ltd offers expert building repairs, industrial ventilation installation, and safety equipment certification across South Wa

• R Rn Cooling Ltd Barry · Plumbing

  RN Cooling Ltd is a new company focused on providing services within the construction industry. Currently developing its online presence.