Innovators in steel


We provide all types of metal roofing and necessary hardware needed to get the job done right, in a wide range of Colorbond colours.


We supply a complete range of fabricated products including patio parts and a full selection of installation components.


Steel framing is fast becoming one of the most popular and preferred systems for house building in Australia.


All of our fencing can be supplied as a complete system with all the necessary components that are needed for a total installation.

Superior and Effective Roofing Solutions in Western Australia from CMI. A Family Business you can trust with a complete range of metal solutions for all of your roofing and associated product needs.


Explore our latest applications and innovations across the Western Australian landscape


Highest Quality

We pride ourselves on manufacturing the highest quality products available in our industry.

Family Run

CMI is an independently owned and run family business. We are big enough to deliver, small enough to care.

Our own Fleet

CMI delivers our quality products using our own custom built fleet of trucks