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Business Details
26 Years
experience
Expert Construction Services in Moy, Northern Ireland
Established in 2000, O'Neill Construction has built a reputation for delivering high-quality construction solutions across Northern Ireland. Our expertise spans new builds, property extensions, commercial developments, and the meticulous restoration of listed buildings. With over 30 years of hands-on experience in the industry, owner Terrence O'Neill leads a team committed to blending traditional craftsmanship with modern techniques. Our accreditation by the Chartered Institute of Building underscores our adherence to professional standards, while our National House-Building Council membership ensures all new builds come with a 10-year guarantee. We specialise in working with diverse materials such as stone, brick, and K-Rend, offering end-to-end project management from design to completion.

Clients trust us for our attention to detail, transparent communication, and ability to handle complex projects with minimal disruption. Our portfolio includes conversions of historic properties into dental practices and commercial spaces, reflecting our versatility and deep understanding of structural integrity. Testimonials highlight our reliability, with clients praising our craftsmanship and customer-centric approach. Whether undertaking residential extensions or large-scale commercial refurbishments, we prioritise quality, durability, and client satisfaction. Our teams technical expertise, combined with a passion for preserving architectural heritage, positions us as a trusted partner for both private and commercial clients seeking excellence in construction.
Services
New Build Restoration Commercial Projects Extensions Property Extensions Commercial Alterations Roof Installation Demolition Services Steelwork Refurbishment
Details
  • Year established: 2000
Highlights and features
  • We offer over 30 years of construction expertise in Northern Ireland.
  • Our NHBC-accredited new builds come with a 10-year guarantee.
  • Specialists in restoring listed buildings using traditional techniques.
  • Chartered Institute of Building members ensuring professional standards.
  • Proven track record with numerous successful commercial and residential projects.
Associations and certifications
  • Chartered Institute of Building (CIOB)
  • National House-Building Council (NHBC)
What people say
High standard of craftsmanship Fantastic customer service Least stressful project Eye for detail Successful extension project
Services
New Build
O'Neill Construction delivers bespoke new build homes and commercial properties across Northern Ireland. Our NHBC-accredited projects include energy-efficient designs using materials like brick, stone, and K-Rend. With over 50 completed developments, we manage every stage from planning approval to final finishes, ensuring compliance and longevity. Clients benefit from competitive pricing and a 10-year guarantee on all new builds.
Restoration
Specialising in listed building restoration, we revive historic structures using traditional methods. Our team addresses dry rot, damp prevention, and structural repairs while preserving original features like staircases and stonework. Recent projects include converting period properties into dental practices and retail spaces. This expertise ensures compliance with conservation regulations and maintains architectural integrity for future generations.
Commercial Projects
We undertake commercial construction and refurbishment for hotels, health clinics, and offices. Services include extensions, steelwork installations, and roof maintenance. Projects are completed with minimal disruption to ongoing operations, adhering to strict timelines. Our experience spans retail fit-outs and structural alterations, ensuring functional, compliant spaces tailored to business needs.
Extensions
From ground-floor extensions to bespoke folding door installations, we create seamless additions to existing properties. Using steel reinforcements and architectural drawings, we ensure structural compatibility and aesthetic cohesion. Services include skylight integration and space-optimisation designs, enhancing property value while maintaining comfort and usability.
Refurbishment
Our refurbishment services cover residential and commercial properties, focusing on modernisation without compromising character. Work includes re-pointing masonry, replacing outdated systems, and interior upgrades. We balance practicality with heritage preservation, particularly in period conversions, ensuring spaces meet contemporary standards while retaining historical charm.
People
Terrence O'Neill
Owner
With over 30 years in construction, Terrence O'Neill specialises in listed building restoration and new builds. A Chartered Institute of Building member, he holds diplomas in Building Site Management and Construction Management. His expertise includes dry rot treatment, traditional masonry, and project planning, ensuring high standards across all projects.
Questions
What areas do you serve?
We operate throughout Northern Ireland, including Moy, Dungannon, and surrounding regions for residential and commercial projects.
Are your new builds guaranteed?
Yes, all new builds are NHBC-accredited with a 10-year structural guarantee.
Do you handle listed building restoration?
Yes, we specialise in restoring listed buildings using traditional techniques and materials.
Can you assist with commercial property alterations?
We provide commercial refurbishments, including extensions, steelwork, and roof maintenance with minimal business disruption.
What accreditations do you hold?
We are members of the Chartered Institute of Building and accredited by the National House-Building Council.