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We are the UK's largest and longest established manufacturer and supplier of engineered wood products, with eight branches across the UK and over 30 years of experience.

Largest Independent Timber Engineering Company In The UK

About Donaldson Timber Engineering

Donaldson Timber Engineering:

Your First Choice for Timber Engineering

Donaldson Timber Engineering Ltd (DTE) is the UK's largest and longest established manufacturer of structural timber components, with eight branches across the UK and over 30 years of experience.

DTE supplies a full range of engineered timber products, including: roof trusses, open web joists, and site-ready I-joists. All of our products are made using legal and sustainably sourced timber, one of the most environmentally-sound standard building materials.

As a family owned and run business, DTE has strong traditional and family values. We are market leaders in Health and Safety systems; we distribute nationally, providing a local service; and we pride ourselves on providing only the best quality and service.


"Fleming Homes works near on exclusively with Donaldson Timber Engineering for timber trusses and engineered joist products. This is down to the quality products received, excellent service and reliable remedial support. DTE and its staff are key members of our design team."

Hayden Martin, Managing Director of Fleming Homes


Our Latest Brochure

Please download DTE’s
latest brochure.

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SafeStep is an award-winning scaffolding system for improving safety on-site, designed to minimise risk when fixing ridge bracing on tall roof trusses.

Find out more >


If you have any further questions, please get in touch.


We are proud to be part of the James Donaldson Group of companies, which has over 150 years of timber expertise.

Recent Projects

Specialised roof packages for housing development

Work Included:Work Included: DTE worked with Barratt Homes on a large housing development in Surrey, providing a specialised full roof package for a block of flats and 110 houses.

Roof system for renovation of listed building

Work Included: The DTE Ilkeston team was required to supply a massive 20,000 roof trusses for 625 forest lodges within a rapid build programme.

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Head Office

Donaldson Timber Engineering Ltd
Muiredge Industrial Estate


01592 715026


01592 714007



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