At Greenmount Timber & Building Supplies Pty Ltd, we offer building materials that are true to description so you get exactly what you paid for every time. We provide building supplies to companies and homeowners alike — whether you’re building a home or just extending your backyard deck, we have the timber and decking supplies you need. At Greenmount Timber & Building Supplies, we are committed to a sustainable future. All our Australian hardwood timber is sourced from state-managed forests. All our pine timber is sourced from plantations.