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

Jones Engineering #2 on the CIF Top 50 Contractors List

 

“Like previous years, the performance of the team at Jones Engineering was recognised by their peers with a number of safety and quality awards...
Company Announcements

Jones Engineering would like to congratulate Stephen Anderson, Anthony Farrell, Brendan McAtamney and Paul Nicholls on their new appointments.

Stephen Anderson

The Directors of H A...

Field of Dreams, Cork

On Friday 26th & Saturday 27th May 2017, a team of 20 staff volunteers from our own O’Shea’s Electrical worked with staff volunteers from...