• Roof Systems
  • Floor Systems
  • Floor Cassettes


  • Donaldson Timber Engineering
  • Muiredge Industrial Estate
  • Buckhaven
  • Fife
  • KY8 1LJ
  • United Kingdom
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Donaldson Timber Engineering

Donaldson Timber Engineering Ltd

If you’re looking for structural timber roofing and flooring solutions then Donaldson Timber Engineering Ltd is the company for you.

We are the UK’s leading and longest-established manufacturer and supplier of roof trusses, open web joists, I-joists, roof and floor cassettes. Our main supply partners are MetsaWood for finnjoists and Kerto-LVL, and MiTek for trusses and Posi-Joists. We have a regional network of eight branches, which means wherever you are, we are on your doorstep; providing the best in quality and local service with a national distribution.

We work directly with builders and off-site manufacturers with the aim of providing products and service that is of the highest quality and saves you time and money through early engagement in the design process to ensure products can be manufactured and installed in the most efficient manner. We offer more than just timber components – we are continually striving to improve our processes and products, to give you the best, in the safest and most sustainable way.

You can depend on DTE – that’s why we’ve been a respected name in the building industry for over 30 years

Accreditations & Affiliations

  • Safety Scheme in Procurement (SSIP) (40866)
  • PEFC
  • ISO:14001 (CATG-ISO-420)
  • ISO: 9001 (CATG-ISO-914)
  • In House Quality Procedures
  • Construction Line Member
  • CE Mark Product