Welcome to Koster Steel Construction P/L

A big welcome from all at Koster’s Steel Constructions!

At Koster’s we understand the term ‘top quality’ and service, and we take pride in our experience and professionalism, in delivering innovation and style at competitive prices. So let Koster’s take the hassle out of your building product and add value to your property because – we build to last!

At Koster’s you name it and we’ll individually custom make and design it to fit your requirements.

We’re suppliers of:

• Garages


• Sheds – inc Commercial Sheds, Factories , Workshops, Barrel Stores


• Patios & Carports


• Garage Doors


• Servicing Garage Doors


• Balustrade


• Gates – Automatic or Manual


• Fencing


• House Framing & Steel Roof Trusses


• All Structural Steel Fabrication and On Site Building Work.


• And much more – You name it – we’ll make it!

Why come to Koster’s?

• Established in 1966, we have over 40 years of experience


• We are a 100% West Australian Family owned company.


• We support our local community and workforce, and acknowledge this through our continued training and employment of apprentices & school work experience initiatives


• Custom made products to fit your needs – we don’t do “off the rack!”


• Locally manufactured products


• We are committed to quality – and take pride in our product!


• Individual professional service – you’re a customer and not a number!


• High quality finish, strength and durability – we add value to your property!


• After sales warranty care and service


• Registered Builder


• Accredited B&D Doors Dealer

We’d love to hear from you – so drop us a line, email or whip around and see us for an obligation free measure and quote!