About O'Neill Construction

O’Neill Construction was established in the year 2000, focusing on construction of new and existing dwellings, building extensions, commercial sites, and restoration of listed buildings for customers throughout Northern Ireland including dental practices, health clinics and hotels as well as residential home owners.

Owner Terrence O’Neill has over 30 years experience in construction. Originally from the trades background he has spent more than ten years working on restoring old buildings.  Over that period he gained extensive knowledge in Dry Rot treatment and prevention, re-pointing stone and brick, restoring existing staircases and doors in listed buildings and damp prevention in listed buildings.

Terrence then spent 15 years in new build dwellings, commercial projects and extensions. He undertook a diploma course in Building Site Management completing modules in:

  • Managing People
  • Developing People
  • Managerial Skills
  • Team Building
  • Project Planning
  • Organising & resourcing projects
  • Industry Management
  • Managing Quality
  • Managing Sub-contractors
  • Health and Safety
  • Surveying & Leveling
  • Computing
  • Contract & Legal responsibilities
  • Estimating & Measuring work
  • Maintenance Management
  • Services Management

Terrance then completed and passed his chartered exams in Construction Management where the 3 modules were:

  • Building Technology
  • Contact Administration
  • Construction Management

Terrance is a full member of The Chartered Institute of Building (CIOB) and carries the title of Chartered Builder M.C.I.O.B.

O’Neill Construction is a fully accredited Chartered Building Company

New CIOB - Chartered Building Company Logo


What They Are SayingTestimonials

  • "We used O’Neill Construction for building an extension onto our new home. Would highly recommend them. Very high standard of craftsmanship and fantastic customer service"

    David Reaney, Home / Dental Practice Owner

  • "It was a pleasure working with O'Neill Construction on this positive and rewarding project – one of the least stressful largely due to their support and help and eye for detail."

    Ivan Holmes, Architect