"We fulfill our promises"

Timber wall frames delivered by Wonson truck to residential construction site

    Wonson Frames & Trusses - Prefabricated Timber Wall Frames, Roof Trusses & Flooring Systems for Builders & Developers


    Wonson Frames & Trusses manufactures precision-engineered prefabricated timber wall frames, roof trusses and timber flooring systems for builders, developers and multi-dwelling construction projects across The Illawarra, South Coast, Southern Highlands/Tablelands and Sydney Regions. Whether you're building a custom home, duplex, townhouse development or residential project, our experienced team delivers high-quality timber framing solutions with fast turnaround times, engineered accuracy and reliable delivery throughout NSW.

    Precision Timber Frame & Truss Manufacturing

    Manufactured in our Tarrawanna facility using precision detailing software and modern prefabrication techniques for fast installation, structural accuracy, build efficiency and consistent quality.

    Timber Wall Frames & Roof Trusses Wollongong

    Our prefabricated timber wall frames are widely used across the Illawarra and South Coast due to their structural reliability and fast installation.

    Our engineered roof trusses are designed for a wide range of residential and multi-dwelling projects, including varying spans, load requirements and roof profiles.

    Engineered Timber Flooring Systems

    We also supply durable timber flooring systems engineered for strength, stability and long-term performance across residential and multi-dwelling developments throughout NSW.

    Compliance & Australian Standards

    All components are manufactured in accordance with Australian Standard AS1684 timber framing requirements.

    We also consider:

    Local wind classifications
    Site-specific conditions
    Bushfire (BAL) requirements where applicable
    This ensures suitability for construction projects across coastal and regional NSW environments.

    Why Builders Choose Us

    - 30+ years industry experience
    - Top Quality products made with precision
    - FREE In-house Estimates & detailing
    - Fast turnaround manufacturing
    - Reliable site delivery scheduling
    - Trusted across Sydney, The Illawarra, South Coast, Southern Highlands & Tablelands

    Family-Owned NSW Manufacturer

    Wonson Frames & Trusses is a family-operated business based in Tarrawanna, established in 1995.

    We combine traditional craftsmanship with modern prefabrication techniques to deliver reliable, high-quality structural timber solutions.

    Our logistics team ensures safe and timely delivery of prefabricated wall frames, trusses and flooring systems directly to construction sites.

    How Our Frame & Truss Process Works


    1. Send us your plans

    Builders can submit architectural drawings, engineering details and project documentation.


    2. In-house estimating and detailing

    Our team reviews the plans, checks framing requirements and prepares accurate estimates and detailing.


    3. Precision manufacturing in Tarrawanna

    Timber wall frames, roof trusses and floor systems are manufactured locally using modern detailing software and controlled production processes.


    4. Delivery to site

    We coordinate direct-to-site delivery across The Illawarra, South Coast, Southern Highlands, Southern Tablelands and Sydney regions.


    Get a Fast Frame & Truss Quote By Submitting Your Plans Below!



    Watch our video for a sneak peek into our factory


    Request a Frame & Truss Quote

    Contact Us

    Opening Hours

    Monday-Thursday: 7:00AM-4:00PM

    Friday: 7:00AM-2:00PM

    (Closed Public Holidays)