Specialised fit-out & refurbishment projects demand specialist skills. CJ Duncan has carved an enviable reputation for excellence, delivering brilliantly‑crafted solutions.
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.
I have worked with CJ Duncan on various cladding replacement projects. CJ Duncan is an experienced team, dedicated to providing a great outcome for the client. I believe CJ Duncan are leading the industry in cladding replacement and rectification. These guys go the extra mile.
Cladding Compliance Australia
Ben Duncan and his team provided us with a professional and flexible approach in a non-adversarial manner. Their ability to "think outside the square" in tackling complex issues has managed to ensure our targets were met.
Director, Project Management
Altus Expert Services, Altus Group
CJ Duncan was appointed by Caroma to deliver their Flagship Storeroom at Collins St Alexandria. The team assisted during preconstruction by proposing value engineering options in order to meet the client’s budget requirements, and collaborated with the design team to ensure the desired outcome was achieved for Caroma. They delivered to a high quality standard in line with our expectations.
CJ Duncan is very professional to work with. Their management and site teams have a thorough knowledge of construction methods and are always fair and reasonable to deal with. We recommend CJ Duncan because of their level of understanding of complex remedial works and there experience with live strata environments.
Core Project Consulting
CJ Duncan performs at a very high level and their work is done with great care and quality. We have used them many times and continue to engage them for works where a high level of quality is critical.
Managing Director | Diagnostech
Thank you very much for assisting us with not only replacing the combustible cladding from our building, but also your assistance with the complicated council sign off process. Additionally, thank you for your patience, help and support. You cannot possibly imagine the relief that this closure brings me and the owners group.
OC Chairman, Marquis Apartments – Killara
I have worked with CJ Duncan for many years and on various remedial projects. They are professional, friendly and focused on solving building problems. They have the right attitude to making sure that the work is fit for purpose and executed to a high level with care and skill.
General Manager | Building and Waterproofing Inspections
I want to thank you for delivering our job before Christmas on 1-7 Arthur Avenue,Cronulla, for the quality of the workmanship and your cooperation along the way.We are very happy with the outcome. I will recommend CJ Duncan to anyone needing remedial work and I can see now why Paul Ratcliff recommended you to us. I personally thanked Charlie yesterday for the outstanding job he has done. Charlie has been on the site from the start. He and his workers are the neatest and most helpful tradies that we could have hoped for and very much appreciated by the residents of this block.
Secretary | Strata Plan 32607
I just wanted to write a quick note to say thank you to you and your team for the completed works at Mantra on Kent. The team were very professional and completed the job on time are very happy with the final works.
Area General Manager - NSW | Mantra on Kent
Over a long and sometimes difficult project, Brent from CJ Duncan was always professional in his approach to the works, and on numerous occasions, he demonstrated a thorough understanding of the needs and requirements of some demanding residents while still managing to “get it done”.
Building Manager | 1 Lauderdale Avenue, Fairlight
CJ Duncan completed a cladding replacement project for Centuria at St Leonards where I was the client representative. The work they did was of a high standard and with good attention to detail. I would be happy to recommend the CJ Duncan team for cladding and remedial projects.
Development Manager | Centuria Capital Limited
McLarens has enjoyed a successful working relationship with CJ Duncan for many years. The duration of the relationship standing as testimony to this. The quality of workmanship, professional approach and technical ability demonstrated by CJ Duncan is of the highest standard.
TM Insights worked closely with CJ Duncan in an ECI engagement for the Caroma Flagship Retail Store, Collins St, Alexandria. The challenges associated with complex staging works and site constraints were very well managed – The final product looks fantastic.