Heating & ventilation contractors in Northern Ireland

131 heating & ventilation contractors across Northern Ireland.

• H Hanover Systems Ltd Bangor · Electrical · 10-49 employees

  Hanover Systems, based in Belfast, specialises in HV & LV Power Distribution, Total Building Control, Automatic Meter Reading, and Energy Efficiency S

• H Harvey Group PLC Newtownabbey · M&E contracting

  Harvey Group are mechanical and electrical experts focused on exceeding client expectations through innovative thinking and collaborative working.

• H Heaney Heating Ltd Belfast · Heating & ventilation · 10-49 employees

  Heaney Heating Ltd is a well established Gas Installation company in the greater Belfast area.

• H Heaney Heating Plumbing Ltd Belfast · Plumbing

  Heaney Heating Plumbing Ltd is a plumbing company based in Belfast, registered at Companies House in 2015.

• H Heaney Heating Services (Ni) Ltd Belfast · Plumbing

  Heaney Heating Services (Ni) Ltd is a plumbing company based in Belfast, registered at Companies House in 2011.

• H Horizon Engineering Solutions Ltd Belfast · Electrical · 10-49 employees

  Horizon Engineering Solutions provides the only Electrical and Carbon Training Academy in Northern Ireland. Contact us now!

• H HS Renewables Derry · Solar PV

  HS Renewables is Northern Ireland's specialist in Solar Panel Installation and skilled repair teams, offering a comprehensive range of renewable energ

• H Htc Mechanical Services Ltd Dungannon · Heating & ventilation · 10-49 employees

  HTC Mechanical Services provides completed mechanical services from design to installation across Northern Ireland, Republic of Ireland and the UK.

• H Hynes Plumbing And Heating Ltd Belfast · Heating & ventilation

  Hynes Plumbing and Heating Belfast. As your local heating engineers we provide quality heating, plumbing and gas conversion services.

• I Ian Short Plumbing & Heating Ltd Omagh · Plumbing · 10-49 employees

  Ian Short Plumbing & Heating Ltd is a plumbing company based in Omagh, registered at Companies House in 2006.

• I INTIRE Fitout Downpatrick · Fit-out & interiors · 1-9 employees

  Interiors Ireland - INTIRE Fitout is a dynamic construction company specializing in commercial interiors across Ireland. Delivering excellence in ever

• I Irwin M&E Craigavon · M&E contracting

  Irwin M&E provides mechanical, electrical, energy, and renewable installation and maintenance services across public and private sectors throughout th

• J Jones Gas Services Ltd Belfast · Heating & ventilation

  Jones Gas Services offers expert gas installation, servicing, and repair for domestic and commercial properties in Belfast. Committed to safety and cu

• K Kane Group Building Services Ltd Banbridge · M&E contracting · 1-9 employees

  Kane is a leading MEP contractor delivering innovative and value-adding Design, Mechanical, Electrical, Public Health, Prefabrication and Fit Out proj

• K Kelly Mechanical Services (Ni) Ltd Dungannon · Heating & ventilation

  Kelly Mechanical Services: Providing Innovative & Sustainable Solutions for 20 Years. Trust us for your mechanical services needs.

• L Laighean Mep Installations Ltd Newcastle · M&E contracting

  Laighean MEP delivers expert mechanical and MEP installation services across Ireland. Trusted for safety, compliance and engineering excellence.

• L Leak Locator Specialist (Ni) Ltd Belfast · Plumbing

  Leak detection specialists in Northern Ireland, offering fast, non-invasive services to locate and fix leaks in domestic and commercial properties usi

• M M & N Contracts Ltd Toomebridge · Main contractor · 1-9 employees

  M & N Contracts carry out all types of construction work from New Build Houses to Large Commercial Projects. Based in County Antrim, all types of work

• M Mark White Plumbing & Heating Ltd Craigavon · Plumbing

  Mark White Plumbing & Heating Ltd in Northern Ireland offers professional oil boiler servicing, ensuring safe, efficient heating & reliable performanc

• M Marron Heating Ltd Craigavon · Heating & ventilation

  Marron Heating Ltd offers expert heating and plumbing solutions in Newry and surrounding areas. Gas Safe registered engineers with 15 years of experie

• M Mayfair Plumbers London Belfast · Plumbing

  Mayfair Plumbers London offers 24/7 plumbing, heating, and drainage services. Gas Safe experts with 17+ years experience serving local properties.

• M Mayne Plumbing & Heating Belfast · Plumbing

  Mayne Plumbing & Heating Ltd provides cost effective, reliable gas, heating, plumbing & powerflushing in Saintfield, Lisburn, Belfast and surrounding

• M Mcaleer & Mcgarrity Mechanical Ltd Cookstown · Plumbing

  Mcaleer & Mcgarrity Mechanical Ltd is a plumbing company based in Cookstown, registered at Companies House in 2022.

• M Mccusker Ltd Newry · Heating & ventilation

  McCusker Ltd offers high-quality gas/oil boiler installation, plumbing, and heating maintenance services. With Gas Safe and OFTEC registered engineers

• M McD Painting & Exterior Cleaning Newry · Painting & decorating · 10-49 employees

  McD Painting & Exterior Cleaning offers expert commercial and industrial painting and cleaning services in Newry and nationwide. Established in 1998,

• M Mcgaffin Mechanical Ltd Banbridge · Heating & ventilation

  McGaffin Mechanical Ltd is a leading provider of renewables, heating, and insulation solutions in Northern Ireland, offering total energy solutions fo

• M Mchenry Bros Ltd Ballycastle · House builder · 1-9 employees

  McHenry Bros is a family-run construction company based in Ballycastle, Northern Ireland, with over 30 years of experience building quality homes and

• M Mclaughlin & Woods Ltd Belfast · Main contractor · 1-9 employees

  McLaughlin & Woods Ltd, established 1981, offers building, plumbing, heating, and facilities management services. Based in Belfast, working throughout

• M MICO ELECTRICAL SYSTEMS LIMITED Newry · Electrical · 50-249 employees

  Mico Electrical Systems are electrical and industrial contractors specialising in heat trace systems, commercial and industrial electrical services, a

• M Mke Energy Engineering Ltd Dungannon · Electrical · 1-9 employees

  MKE Energy Engineering is a leading provider of innovative engineering solutions, specializing in electrical, mechanical, and renewable energy service

• M MMC Estimating Newry · M&E contracting

  Mechanical & Electrical Estimating Services provider with over 15 years of industry experience in the UK, Ireland & Europe. Offering tailored M&E esti

• M Montgomery Refrigeration Ltd Belfast · Air conditioning

  Montgomery Refrigeration offers commercial refrigeration, air-conditioning, and building services across various sectors. Established in 1994, they pr

• M Mourne Access Solutions Ltd Downpatrick · Scaffolding · 1-9 employees

  Mourne Access Solutions provides specialist rope access and work at height services to the construction, maintenance and renewable sectors.

• M MYhouseMOT Belfast · Plumbing

  24/7 Emergency Call Out For All Home Emergencies within a maximum of 1 hour. Plumbing, Electrical, Building, Windows, Locks, Roofing Emergencies. Plan

• N Ni Mechanical Group Ltd Castlewellan · Heating & ventilation · 10-49 employees

  NI Mechanical Group Ltd offers precision-engineered modular solutions, skid-mounted units, and prefabrication services, specialising in heating and pl

• N Ni Mechanical Ltd Castlewellan · Plumbing

  Ni Mechanical Ltd is a plumbing company based in Castlewellan, registered at Companies House in 2020.

• N North Down Boilers Bangor · Heating & ventilation · 10-49 employees

  North Down Boilers: expert boiler installations, servicing, and repairs. Gas Safe & OFTEC registered engineers with over 20 years' experience. Serving

• N North West Mechanical Services Ltd Londonderry · Plumbing · 10-49 employees

  NWMS offer complete piping installations, plumbing, fabrication and full gas installation & maintenance. Building Services Excellence since 1999.

• N NUGENT Co Tyrone · M&E contracting

  NUGENT is a leading Mechanical & Electrical services provider with reach across Great Britain, Northern Ireland and The Republic of Ireland.

• N Nutherm Renewables Newry · Heating & ventilation

  Nutherm Renewables Ltd specialises in the supply and installation of domestic and commercial renewable heating solutions, including air source heat pu

• O One Electrical Services (N.I.) Ltd Belfast · Electrical

  One Electrical Services is a Belfast-based company providing a first-class electrical, plumbing, and heating service for homes and businesses across N

• O Original Heating Ltd Londonderry · Heating & ventilation

  Original Heating Limited specialises in biomass heating solutions for domestic, commercial, and agricultural sectors, offering a range of boilers and

• P Plumbing And Heating Magazine Newry · Plumbing

  Plumbing And Heating Magazine is a leading publication covering the plumbing and heating industry in the UK and Ireland, featuring news, case studies,

• P Powertech Refrigeration Ltd Armagh · Air conditioning · 10-49 employees

  Powertech Refrigeration Ltd is a leading UK & Ireland industrial refrigeration company, specialising in storage, pharmaceutical and production facilit

• P Precision Group Londonderry · M&E contracting · 1-9 employees

  The Precision Group has a breath of experience delivering innovative, first class facility support and service solutions across NI & Ireland.

• P Premier Electrical Group Ballynahinch · Electrical · 1-9 employees

  Premier Electrical Group provides professional solar and electrical solutions across Northern Ireland for homes and businesses. Power your future toda

• P Province Remedial Specialists Derry · Damp proofing

  Province Remedial Specialists are a family business with over 45 years of experience in property conservation and remedial services. We offer expert s

• Q Qms Services Ireland Ltd Dungannon · Plumbing

  Qms Services Ireland Ltd is a plumbing company based in Dungannon, registered at Companies House in 2025.

• Q Quarry King Ltd Strabane · Plant hire

  Quarry King Ltd specialises in supplying aggregate processing equipment to the quarry, mining, and sand & gravel industries worldwide.

• R R & F Mechanical Services Ltd Co.Antrim · Heating & ventilation · 10-49 employees

  R&F Mechanical Services Ltd is a leading Mechanical Services company working across multiple construction sectors within Northern Ireland.