At CMI, we’re proud to be a market leading steel manufacturing company and steel supplier in Busselton. We have a long history in the supply of premium building supplies in Busselton, and now offer a complete range of fabrication solutions. We’re one of the few Busselton building products suppliers who can customise a tailored solution to fit your specific needs.

At our facility we stock and manufacture a range of popular Busselton steel supplies, which can be rapidly delivered by our in-house transport fleet. With our custom-built vehicles, no project is too big or small.

As a wholly family owned West Australian company, our commitment has always been to providing the best quality steel supplies in Busselton, that’s why we choose to work with tried and tested favourites like Colorbond® and Truecore Steel®.

Some of the products and services we offer include

COLORBOND® Steel: Tested in Australian Conditions

At CMI we can produce a range of products made from Colorbond® steel to suit your specific needs. Tried and tested in Australian conditions, and manufactured to meet Australian design standards, Colorbond® steel is perfect for use in steel projects in Busselton.

BlueScope COLORBOND® Steel Colours

bluescope colourbond colours

BlueScope TRUECORE® Steel Framing

CMI can manufacture and supply BlueScope Truecore® steel in Busselton for use in a range of projects. Highly durable, it’s quickly becoming the preferred choice for home builders throughout Australia. Truecore® steel is termite and borer proof, fire-proof and pre-fabricated to always be straight.

BlueScope ZINCALUME® Steel For Roofing & Walling

BlueScope ZINCALUME® steel is a popular choice for a diverse range of applications. We have the capability to custom fabricate it to meet your specific roofing and walling needs.

STAAC WALL® Cladding

STAAC WALL® Autoclaved Aerated Concrete (AAC) is a patented, contemporary, reinforced, light-weight, concrete cladding panel that has revolutionised the residential building market. It’s the new alternative to brick, allowing for not only an efficient build but providing long-term cost and environmental efficiencies for your household.

Our Supplies & Services:

Roofing Supplies

CMI is a market leader in metal roof supply in Busselton. Our steel roofing supplies are manufactured to all of the relevant Australian standards and suitable for a range of applications.

We supply and manufacture both residential and commercial roofing products. 

Guttering Supplies

At CMI we supply a range of rainwater products made from Colorbond® steel in Busselton. We design all of our products to be highly resistant to water and corrosion, so you can be assured they’ll last for many years to come.

Products we supply include:

Fencing Supplies

At CMI we offer Busselton fencing products. Our fencing contractors and design team in Busselton can work with you to produce custom solutions to meet your exact specifications with rapid turnaround times. Our fencing products and gates in Busselton are made from Colorbond® steel and precision manufactured for quick install. Our fencing supplies are guaranteed for a full ten years and are available in a wide range of colours to suit both domestic and commercial applications.

Products we supply include:


At CMI we stock a wide range of roofing accessories, including: 


At CMI we supply a range of patio products made from quality Colorbond® steel, including patio roofing and wall supplies. Our Busselton facility also stocks a range of other patio accessories:

Steel Framing

At CMI we supply and manufacture steel framing engineered from highly durable BlueScope TRUECORE® steel.

Powder Coating

Looking for Busselton powder coaters? CMI have the equipment and expertise to offer you a top quality finish in a complete range of colours. We can handle structures close to 9m in height and 4m in width and have sandblasting capabilities as well, plus our in-house transport fleet will ensure rapid delivery. 

Custom Fabrication

Our Busselton steel working team can assist with all your custom fabrication needs, at an affordable, competitive price. Our custom fabrication services in Busselton include a comprehensive design consultation, engineering and custom packaging and delivery options.

Street Furniture

Our Busselton location has the manufacturing capability to produce a wide range of street furniture, including viewing platforms, walk bridges and walk-way platforms, gazebos, shade shelters, bus shelters, planter boxes and more.

Mining Fabrication

Our Busselton team specialise in providing a range of custom fabrication solutions for the mining industry. We provide a range of pre-fabricated and custom solutions, including:

Our design team can work with you to manufacture the products you require to your exact specifications.

Ready to get started on your next project? 

Get a quote today


22 Cook Street, Busselton WA 6280
(08) 9754 3884
Monday to Friday: 7:30am-5pm
Saturday and Sunday: Closed