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Which HVAC Contractor Should You Choose in County Antrim?

Review 16 HVAC contractors across County Antrim, including Belfast, Ballymena and Lisburn, and find out what each company offers. Consider customer feedback and business details, then shortlist providers who handle the type of heating or air conditioning work you need.
Ballymena (3)
Belfast (9)
Lisburn (2)
Newtownabbey (2)
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Montgomery Refrigeration
Emergency
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We are a nationwide organisation with strategically located members across the UK.
A nationwide UK organisation of air conditioning and refrigeration contractors committed to quality service, energy efficiency, and client satisfaction through expert design and maintenance.
Air Conditioning Installation Refrigeration Systems Maintenance Services
028 9066 2111 Call Profile
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Chilltec Refrigeration
35 Years
Emergency
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We have over 30 years of experience in industrial refrigeration and HVAC systems.
Chilltec Refrigeration delivers advanced industrial refrigeration and HVAC systems across Ireland. With ISO accreditation, 24/7 breakdown support, and over 30 years of expertise, we offer tailored solutions for food processing, cold storage, and more.
Industrial Refrigeration HVAC/Air Conditioning Industrial Heat Pumps
028 2565 0038 Call Profile
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Heaney Heating
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We are Worcester Bosch Accredited Installers with proven expertise.
Heaney Heating offers professional gas boiler installation, conversions, and servicing in Belfast. Trusted for reliable, efficient heating solutions with free quotations and financing options.
Gas Boiler Installation Gas Conversion Boiler Servicing
028 9081 5991 Call Profile
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H & M Services
Emergency
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We have over 30 years of combined experience in heating system maintenance.
H & M Services offers professional boiler services, heating repairs, and plumbing solutions in Lisburn. With over 30 years of experience and Gas Safe accreditation, we provide reliable domestic and commercial services.
Gas Boiler Service Boiler Replacement System Flush
028 92634700 Call Profile
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Warmflow Engineering
50+ Years
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We have over 50 years of experience in oil-fired boiler manufacturing.
Warmflow Engineering, established in 1968, offers award-winning oil boilers, renewable energy systems, and hot water cylinders, providing efficient and reliable heating solutions across the UK and Ireland.
Oil Boilers Renewable Energy Systems Hot Water Cylinders
01952 607750 Call Profile
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Willis Heating & Plumbing
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We offer 135+ years of continuous mechanical services expertise
Northern Ireland's longest-established plumbing and heating specialists since 1887. Expert mechanical services including underfloor heating, renewable systems, and boiler solutions.
Heating Services Plumbing Solutions Underfloor Heating
028 9078 1236 Call Profile
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Burns Heating & Plumbing
28 Years
Emergency
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25+ years of local plumbing and heating expertise
Trusted Belfast plumbing and heating specialists with 25+ years' experience. Gas Safe engineers offering boiler installations, 24/7 emergency repairs, bathroom renovations, and solar panel solutions.
Boiler Installations Central Heating Plumbing Services
07718 760499 Call Profile
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Action Plumbing and Heating
46 Years
Emergency
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We are Gas Safe registered engineers with 30+ years of local experience
Trusted Belfast gas boiler specialists since 1980. Expert boiler installations, servicing, and 24/7 emergency repairs. Gas Safe registered with Worcester Bosch Gold Accreditation. Call 028 9061 0944.
Boiler Servicing Gas Boiler Installation Emergency Repairs
028 9061 0944 Call Profile
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Condensation Solutions
31 Years
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30 years of specialist ventilation experience
Leading ventilation specialists offering condensation control, mould prevention, and air quality solutions for homes and commercial properties across the UK.
Domestic Ventilation Housing Associations Services Products
028 9079 7408 Call Profile
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K O P P A Plumbing & Heating
Emergency
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We have over 25 years of experience in oil and gas boiler systems
Trusted GasSafe and Oftec registered boiler services in Ballymena. K O P P A Plumbing & Heating offers emergency repairs, installations, and annual servicing with no-fix no-fee guarantee across County Antrim.
Boiler Installation Gas Boiler Repair Oil Boiler Servicing
07904 002255 Call Profile