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Business Details
48 Years
experience
Trusted Building Supplies in Dungannon
Established in 1978, Quinn Building Supplies is a family-owned business with over 40 years of experience serving both domestic and commercial clients across Mid-Ulster. Our expertise spans construction retail, timber mould design, and manufacturing, with a particular focus on innovative timber products. Since 1993, we have expanded into timber roof truss design and manufacture, incorporating advanced CAD technology to meet precise customer specifications. Our product range includes structural timber, engineered open webbed joists, glulam products, and modular off-site buildings, alongside internal doors, groundworks materials, and DIY essentials.

We operate a CATG-approved timber grading facility and a vacuum wood treatment plant, ensuring compliance with industry standards. Our team of experienced professionals delivers a friendly, reliable service, prioritising quality and customer satisfaction. With a strong reputation for excellence, we cater to all building needs, from small DIY projects to large-scale commercial developments. Our commitment to innovation and sustainability positions us as a trusted partner in the construction industry.
Services
Timber Products Roof Trusses Structural Timber Internal Doors Engineered Joists Glulam Products Modular Buildings Groundworks Materials DIY Essentials Timber Grading
Details
  • Year established: 1978
Highlights and features
  • Family-owned since 1978 with a commitment to quality and customer service.
  • Over 40 years' experience in timber mould design and construction retail.
  • CATG and TRA accredited for timber grading and roof truss manufacturing.
  • Comprehensive product range for domestic and commercial building projects.
  • Advanced CAD technology for precise structural design and calculations.
Associations and certifications
  • CATG Approved Timber Grading
  • TRA Approved Roof Trusses Manufacturer
What people say
Friendly staff Quality materials Prompt delivery Competitive pricing Helpful advice
Services
Timber Products
We supply C16, C24, and TR26 structural timbers for carcassing and construction projects. Our timber meets industry standards for strength and durability, ideal for residential and commercial frameworks. Clients benefit from precise grading and treatment processes ensuring long-term performance.
Roof Trusses
Our licensed CATG timber grading facility designs custom roof trusses using advanced CAD technology. We provide full calculations and specifications tailored to client requirements, ensuring structural integrity and compliance with building regulations for domestic and commercial properties.
Engineered Joists
Engineered open webbed joists offer lightweight yet robust solutions for floor and roof structures. Designed for efficiency, they allow easy installation of services like plumbing and wiring, reducing construction time and costs for builders and contractors.
Internal Doors
We distribute a range of internal doors in various styles and finishes for domestic and commercial use. Options include priming and pre-finishing services, ensuring doors are ready for installation while maintaining high aesthetic and functional standards.
Modular Buildings
Our modular off-site buildings combine precision engineering with sustainable practices. These prefabricated structures reduce on-site disruption and construction timelines, offering versatile solutions for residential, commercial, and agricultural applications.
Questions
What products does Quinn Building Supplies offer?
We supply timber products, roof trusses, structural timber, doors, engineered joists, modular buildings, groundworks materials, and DIY essentials for domestic and commercial use.
Are your timber products certified?
Yes, we operate a CATG-approved timber grading facility and are TRA-approved manufacturers for roof trusses, ensuring compliance with industry standards.
Do you cater to both trade and DIY customers?
Yes, we provide building materials and expert advice for both trade professionals and DIY enthusiasts, with a focus on quality and service.
Can you design custom roof trusses?
Yes, using advanced CAD technology, we design custom roof trusses to meet specific project requirements, including full structural calculations and specifications.
What areas do you serve?
We primarily serve Mid-Ulster, with a strong reputation for delivering building supplies and services to domestic and commercial clients across the region.
Reviews (2)
Chris Kearns
Jun 19, 2020 Report
Excellent customer service and prompt delivery. Nothing was too much bother.Would definitely recommend Quinn’s.
Christina Campbell
Apr 16, 2020 Report
Was up yesterday getting paint for our play house. Excellent & very helpful especially trying to work under these circumstances.