Heating & ventilation contractors in Wales working in commercial

217 heating & ventilation contractors across Wales working in the commercial sector.

• D Domelec Llay, Wrexham · Solar PV

  Trusted family-run solar installers in Wrexham, Chester & North Wales. Professional solar panel & battery storage installation. No hard sell.

• D Dragon Renewable Energy Ltd Corwen · Solar PV

  Expert advice & installation of renewable heating and energy solutions in North Wales, including ground/air source heat pumps and solar panels.

• E Eco Care Solutions Ltd Swansea · Solar PV

  Eco Care Solutions: Renewable energy specialists in South Wales. We design, supply and install solar PV, heat pumps, and battery storage. Get a free q

• E Eco Connect Network Neath · Insulation · 1-9 employees

  Eco Connect Network offers fully-funded ECO 4 grants for central heating, insulation, and solar PV. With over 10 years of experience in EPC energy ass

• E Edizi Plumbing & Heating Ltd Cardiff · Plumbing

  Trusted plumbing and heating services in South Wales, delivering fast repairs and professional installations for homes and businesses at fair prices.

• E Electech Electrics Lampeter · Solar PV

  Expert solar panel, battery storage, EV charger and air source heat pump installations across South West & Mid Wales. MCS certified, NICEIC registered

• E Electrical Compliance Ltd Wrexham · Electrical

  Discover Wrexham's Best Electrician - Electrical Compliance. From general to renewable energy services, get covered today! Free quote available

• E Electro Main Services Ltd (EMS) Pontypridd · Electrical

  Electro Main Services Ltd (EMS) offers electrical contracting, plumbing, heating, EV charge points, fire & security, and building services across Sout

• E Element Gas Ltd Caerphilly · Plumbing

  Element Gas LTD offers comprehensive plumbing, heating, and gas services for domestic and commercial clients. Services include boiler installation, re

• E Emw Developments Ltd Rhyl · Property developer · 10-49 employees

  EMW Developments Ltd. is an established property development and management company, focused on excellence and client satisfaction. Established since

• E Energen Services Electrical And Mechanical Ltd Pyle · Electrical

  Energen Services is a trusted engineering company in South Wales, specialising in electrical, mechanical, and renewable energy solutions with over 20

• E Energy Renewable Solutions Barry · Solar PV

  MCS-accredited solar panel & heat pump installers in Wales & England. Octopus Trusted Partner. Free quotes. Call 01446 339003.

• E Epic Insulation Ltd Newport · Heating & ventilation · 1-9 employees

  Epic Insulation Ltd. For 30 years, we have been committed to making underfloor heating warmer, more efficient and more durable. Epic Insulation Ltd wo

• E Eric Collier & Son Gas Engineers Ltd Bridgend · Heating & ventilation

  Eric Collier & Son Gas Engineers Limited is a specialist M&E contractor providing a comprehensive range of services including plumbing, heating, venti

• E ERYRI RENEWABLES LTD Bangor · Heating & ventilation

  Eryri Renewables designs, supplies and installs Air Source Heat Pump systems in Wales. MCS approved and RECC accredited, they offer grant funding supp

• E Eureka Colwyn Bay · Electrical

  Eureka Smart Home offers smart home solutions, electrical installations, Solar PV, AV, renewable energy, and alarm systems across North Wales for resi

• E Excelheat Solutions Ltd St. Asaph · Heating & ventilation

  Heating, Solar & Air Conditioning Installers in North Wales. Boiler installation, solar energy and air conditioning experts providing efficient, relia

• F F And T Refrigeration Ltd Neath · Heating & ventilation · 10-49 employees

  F&T Refrigeration services and installs refrigeration, air conditioning, heat pumps, cold stores & ventilation systems across the UK since 1984.

• F Fixed 365 Ltd Rhyl · Plumbing

  Fixed 365 is a reliable company for all your plumbing & heating services, from boiler breakdowns, leaking taps, gas services, and more. Offering 24/7

• F Floodlighting and Electrical Services Ltd Pontyclun · Electrical · 10-49 employees

  Floodlighting and Electrical Services Ltd: Established since 1979, we install and maintain permanent and temporary floodlighting and lighting solution

• F FOX AIR CONDITIONING & RENEWABLES LTD Cardiff · Air conditioning

  Fox Air Conditioning & Renewables: Supply, install, and service premium air conditioning systems and renewable energy solutions for homes and business

• F Futurite Ltd Newport · Design & build · 1-9 employees

  Futurite are a family-run business established in 2003, based in Newport, South Wales, providing nationwide coverage for shopfitting, refurbishments,

• G G Oakley Cowbridge · Main contractor · 10-49 employees

  G Oakley & Sons Ltd, established in 1954, offers comprehensive construction, M&E, and joinery services across the UK and Ireland, specializing in new

• G Gas Gold Caerphilly · Plumbing

  Gas Gold provides 24/7 domestic and commercial heating and plumbing services in Caerphilly and South Wales. Established in 2008, they offer installati

• G Ggt. Thomas & Son Ltd Haverfordwest · Heating & ventilation · 10-49 employees

  GGT Thomas & Son Ltd offers commercial, industrial, and domestic central heating and plumbing services across West Wales, specialising in installation

• G Glowtech Heating & Plumbing Ltd Cardiff · Heating & ventilation

  Local heating, plumbing & renewables specialists in South Wales, specialising in Boiler Repair & Installation. Reliable, trustworthy, and affordable s

• G Grc Plumbing And Heating (Cardiff) Ltd Cardiff · Plumbing

  GRC Plumbing & Heating offers expert plumbing, heating, and boiler services for homes and businesses in Radyr and surrounding areas. Specialising in i

• G Green Dragon Heating Neath · Heating & ventilation

  Trusted heating engineers and plumbing services in South Wales. Specialising in boiler installations, servicing, repairs, and full bathroom projects f

• G Green Scene Group Ltd Wrexham · Heating & ventilation · 1-9 employees

  MCS-certified air source heat pump installation in Wrexham & Surrounding Areas. Over 20 years of experience, 100+ satisfied clients. Get a free quote

• G Green Warmth Ltd Haverfordwest · Heating & ventilation

  Wales' longest-serving MCS accredited installer of renewable heating, heat pumps, solar PV, and battery storage solutions since 2007.

• G Greenlands Energy Tredegar · Heating & ventilation · 10-49 employees

  Greenlands Energy: Leading the way in sustainable energy solutions. Discover our innovative approaches to solar, wind, and geothermal energy that powe

• G Groves Gas Ltd Cwmbran · Heating & ventilation

  Groves Gas is a family-centred business founded in 2006, aiming to be the leading independent gas, plumbing, and heating business in Wales. We pride o

• G Gwresogi Ltd Pwllheli · Heating & ventilation

  Renewable Heating, Plumbing & Solar Done Right. Featured By MCS See how Gwresogi is helping drive Wales' green energy transition At Gwresogi, we speci

• H H.D Heating Cardigan · Heating & ventilation

  HD Heating: trusted specialists in heating, renewable energy solutions, and plumbing services across Ceredigion, Pembrokeshire & Carmarthenshire.

• H H.Marshall Plumbing And Heating Services Ltd Barry · Plumbing

  H. Marshall Plumbing and Heating Services offers professional and reliable plumbing and heating services in Cardiff and the Vale of Glamorgan.

• H Hale Heating and Renewables Swansea · Heating & ventilation · 1-9 employees

  Hale Heating and Renewables offers expert plumbing, heating, and solar PV solutions for domestic and commercial clients across the UK.

• 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 Heat Pumps South Wales LTD Llanelli · Heating & ventilation

  Heat Pumps South Wales LTD offers expert heat pump installation, repair, and maintenance services in Cardiff and surrounding areas. Specialising in en

• 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 HEATING AND BOILERS (DYFED) LIMITED Newcastle Emlyn · Heating & ventilation · 10-49 employees

  Gas Safe, OFTEC, MCS & HETAS registered heating engineers in Newcastle Emlyn. Boiler installation, servicing & repair across Ceredigion and Carmarthen

• H Heatshine Ltd Cardigan · Plumbing

  Professional, friendly Plumbers and Heating Engineers, specialising in Oil, Gas & Renewable Energy. Speak to one of our engineers for free, friendly a

• H Heatwood Services Ltd Cwmbran · Plumbing

  Reliable Heating Engineer Cwmbran offering expert plumbing, gas, and carpentry services. Local, friendly, and available 24/7 for emergencies.

• H Helix Plumbing & Gas Swansea · Plumbing

  Helix Plumbing & Gas offers expert boiler installation, servicing, and repair in South Wales. Led by Josh Halls, we ensure your home's comfort and saf

• 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 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 Infinity Plumbing Wales Ltd Pontypridd · Plumbing · 1-9 employees

  Infinity Plumbing Wales Ltd are your trusted South Wales plumbing and heating experts, offering reliable services for homes and businesses. Available

• I INGENSTAT RENEWABLES LIMITED Newport · Solar PV

  Ingenstat Renewables specialises in transforming commercial energy consumption through cutting-edge solar and energy storage technology. We focus on d

• I Inspire Green Ltd Cardiff · Solar PV

  Cardiff-based MCS-certified installer of commercial solar PV, EV charging, battery storage & LED lighting across Wales & the South West. Free site sur

• I Intelligent Electrical NW Wrexham · Electrical · 1-9 employees

  Intelligent Electrical NW is your local Electrical, Smart home & security installers with a passion for technology & customer satisfaction