Providing solutions through unrivalled expertise and superior service

The Harmon Group has been synonymous with the air-conditioning industry since 1987. Our team of expert engineers and technicians have supplied, installed, commissioned and maintained all types of systems across Ireland, UK and Mainland Europe. Quite simply, nobody knows air-conditioning better than we do.


Retail/Commercial Air Conditioning

We supply, install, maintain and commission premium quality air-conditioning systems from all major brand leaders including Mitsubishi, Sanyo, Toshiba, Daikin, to the retail and commercial sectors.

Systems include:

  • VRV and VRF systems
  • Split systems

Computer/Comms Rooms Air Conditioning

We specialise in the supply, installation, maintenance and commissioning of control units.

Systems include:

  • Clima-Systems
  • Edpac


We supply, install, service and maintain all specifications of chillers including Aermec, Hitachi and Kalte-Klima.

Additional Products & Services

  • Air-handling units
  • VAV units
  • Chilled Beams
  • Ventilation systems
  • Rooftop packages
  • Fan Coil units
  • VRV and VRF systems
  • Portable Air-conditioning Units

Preventative Maintenance Programmes

Our after-sales objective and Preventative maintenance Programmes ensure that our clients experience no downtime, reduced energy costs and increased equipment life expectancy. Drawing on our vast experience, we devise bespoke maintenance programmes that work towards this

On-Demand Services

We provide on-demand services for all aspects of our air-conditioning services.


We are recognised as leaders and innovators in the air-conditioning sector and working in partnership with architects, consulting engineers, building contractors, developers and end-users

F-Gas Maintenance

Our planned preventative F-Gas Maintenance visits will ensure that your system is operating correctly and not leaking refrigerant. Our certified personnel will carry out this testing and maintenance including records of refrigerants and air-conditioning maintenance.

Our Values

Committed to Service

With a 24-hour Help Desk (+ 353 1 2916140) and a well-earned reputation for rapid response, you can be sure that we will deliver on our service promise.

Committed to Quality

We are passionate about quality and high standards. We are proud to have achieved IS0 9001 certification for our quality management systems. We are equally proud to be a leading member of various industry bodies across the air-conditioning, mechanical and electrical sectors.

Committed to You

At the Harmon Group, we pride ourselves on keeping our promises, our flexibility and providing complete HVAC Electrical and Mechanical solutions for our customers nationwide.
To discuss your requirements contact us on + 353 1 4564233 or email us on