Get Inspired With CMI

Best Mate Fencing
comclad fencing
Comclad Sheeting
Comrib commercial sheeting
E-Vent Ventilation
Steel framing
Comwall Plinth
Settlers Gutter
Streamline Gutter
Comline Gutter

WA steel manufacturers and sheet metal services

At CMI, we’re proud to be a market leading Western Australian steel manufacturing company and supplier of premium steel building products. With a long history in the supply and manufacture of roofing products, we now offer a complete range of steel building materials and metal solutions for all your building needs. We’re one of the few sheet metal companies that can offer you a completely customised solution to fit your specific. We’re there every step of the way from design and engineering to delivery. We’re a family owned company that you can rely on, with a reputation built up over 30 years of operation and quality to match.

Why CMI?

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

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

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


COLORBOND® Steel: Tested in Australian Conditions

At CMI, we have the capability to produce quality COLORBOND® products to suit your specific demands within rapid turnarounds. We can take care of everything you need for practical and attractive metal fencing, roofing, walling, patios, gates, posts and more of our amazing COLORBOND® range of products.

Our latest COLORBOND® steel project

colorbond steel
truecore steel

The Strength of Steel for your home

Build your home with TRUECORE® Steel Framing

Steel framing is fast becoming one of the most popular and preferred systems for house building in Australia. Apart from the obvious savings in both time and money, steel is also a highly durable material, termite and borer proof and is backed by a 50 year warranty.

Recent Projects

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National Lintels

Commercial roofing and walling installation using Comclad COLORBOND® materials.

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South West Project

Stunning residential project with COLORBOND® roofing and striking guttering.