Mechanical

H A O’Neil is Irelands largest and most experienced Mechanical HVAC and Process Piping Contractor, serving the construction industry for over 125 years.

We provide the following services throughout Ireland, UK, Europe and the Middle East.:

  • HVAC Installation
  • Process Pipework Installation
  • Plant and Tool Hook-Ups
  • Process Plant Erection
  • High Pressure Steam
  • Water Treatment
  • Refrigeration
  • Ventilation
  • Medical Gases
  • Specialist Rigging
  • Commissioning of Building Services
  • Maintenance of Building Services
  • Design
  • High Corrosion Installation
  • Air Conditioning
  • Heating
  • Plumbing
  • Gas Installation

 



Latest News

How Jones Engineering has Embraced LEAN

“We at Jones Engineering, utilising our long history of training and developing people have fostered and implemented new ideas throughout the business in key...

Going Places. . .

 

Want to go places with your career?

 

Drop down to us at the Jobs Expo in Croke Park, Dublin.

Saturday 22nd April 2017 10am –...
Jones Celtic BioEnergy awarded contract by Severn Trent Green Power

Following a competitive tender process, Jones Celtic BioEnergy (JCBE) was awarded a contract to design, build and commission a bio-waste anaerobic digestion (AD) facility...