our services

At Koellner Steel, we specialise in delivering structural steel solutions for projects of all sizes, from commercial and industrial builds to large-scale residential developments. With the capability to handle oversize projects, our workshop is equipped for fabrication, sand blasting and paint coating under one roof, streamlining the process and ensuring quality from start to finish.

Our in-house AutoCAD design and detailing services set us apart. With decades of experience, our team can propose innovative, cost-effective solutions that overcome site challenges, reduce maintenance, and keep projects on track.

We lalso make installation easier for our clients with fully licensed rigging services, onsite steel erection, and Hiab truck hire. By providing both skilled operators and access equipment, we remove the need to source additional contractors, ensuring your project runs smoothly, efficiently, and safely.

Welder welding metal beam inside a workshop, with sparks and smoke, wearing protective gear.

Structural Steel Fabrication & Design

With 50 years of hands-on experience, we deliver high-quality steel fabrication backed by in-house AutoCAD design and detailing. Our expertise allows us to create accurate, efficient solutions that overcome site constraints and time challenges.

Structural Steel Fabricator worker in protective gear using a power tool to sand blast a steel beam inside a workshop with a large vent in the background.

Sand Blasting & Coating

We offer in-house sand blasting and paint coating services, delivering durability and a clean finish ready for installation.

A Structural Steel Fabricator wearing a white helmet, black sunglasses, and a black hoodie is handling a lifting chain from a crane on a construction site against a clear blue sky.

Onsite Steel Erection & Hiab Truck Hire

Our on-site rigging team are fully licensed to perform high-risk work, ensuring safe and efficient steel installation. We provide Hiab truck hire and access equipment, with full rigging and EWP operation, to support complex projects, including:

  • UD cab-over truck with 8m tray and 15m crane reach

  • 4 × Snorkel S1930 scissor lifts

  • 12m knuckle boom

Contact us

Send us your architectural or engineering drawings for a quotation today.