Experts in large-scale construction solutions

With our unique structural systems and expert design engineers, cost-effective steel buildings of virtually any size and shape are possible, without compromising structural integrity. Get in touch with our knowledgeable team today to discuss your steel building construction needs.

Our design team will adapt our systems—DonoBeam or our patented Bracketless Portal System—to create a custom design to meet your exact specifications.

We cater for everything from expansive commercial storage units to industrial steel buildings. Choose Coresteel for your retail premises, storage facilities, spacious hangars, workshops, or factories.

By understanding your needs, we can deliver innovative, cost-efficient designs tailor-made for your business.

Why Choose Us

  • Strength

    With decades of construction experience, Coresteel is synonymous with strength and innovation. Our two unique steel frame building systems, DonoBeam and the Bracketless Portal System, expand the possibilities of building size and construction efficiency. Both systems have outstanding design and span capabilities, with DonoBeam achieving impressive clear spans to suit your business needs.

  • Sustainability

    DonoBeam‘s innovative design reduces the steel needed for any given design thanks to high bending resistance and optimal torsional stiffness. Research by Monash University in Melbourne shows DonoBeam results in significant carbon reductions compared to traditional steel construction methods, decreasing the carbon footprint from your project materials, freight, and on-site construction.

  • One-stop shop

    We offer the complete construction package. From design and engineering to steel fabrication and construction, our professional team manages all aspects of your project. And with franchises spanning from Kaitaia to Invercargill, there’s a Coresteel expert around every corner.

Key Statistics

  • NZ's largest franchised commercial construction company #1
  • DonoBeam delivers carbon emission savings up to and greater than 40%
  • Buildings
    manufactured
    so far
    2,266
Ready to start your next project?