Building Strong

We are a specialist building contractor experienced in remedial & insurance, facade solutions and fitout & refurbishment.

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Combustible Cladding

With our innovative approach to cladding remediation, CJ Duncan is the best choice to rectify your building.

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Fitout & Refurbishment

Specialising in fitout, refurbishment and upgrade projects, CJ Duncan are a market leader in delivering highly finished and complex projects.

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Facade Solutions

Whether it’s protecting your facade for safety & peace of mind, or undertaking a major upgrade to modernise & future-proof your building, we’ve got solutions to suit.

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CJ Duncan is a remedial specialist focused on high quality repairs and maintenance on commercial, residential and industrial assets.

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Providing fast and effective building repairs to the insurance industry. For over 40 years, CJ Duncan has successfully serviced the insurance sector including major insurers, brokers and loss adjusters.

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Specialised fit-out & refurbishment projects demand specialist skills. CJ Duncan has carved an enviable reputation for excellence, delivering brilliantly‑crafted solutions.



Fast, reliable and ever-resourceful.
Remedial and Insurance work is what CJ Duncan is built upon, and we still do it better than anyone else.


CJ Duncan has been working on building facades for decades, including replacing and repairing. We have the experience to ensure the right solution for your building including replacement of defective & combustible cladding.

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