Fabrication and Erection

The Company has an extensive fabrication plant and numerous site staff involved in the fabrication and erection of structural steel in Sydney and the surrounding areas. We have built a solid reputation as a sub-contractor in this area and look forward to future expansion of our capacity and workload.

Equipment and Facilities

Covered Area: Property situated on 5 acres

Maximum Shop: 150 Tonnes per week

Fabrication and Painting: 9/off tonne overhead cranes

Total Cranage on Premises & on Construction Sites:

  • 1 x 30 Tonne Tadano Crane
  • 1 x 14 Tonne Linmac Crane
  • 6 x 50’ Boom Lifts


  • Prime mover with 3 trailers
  • 14  Tonne Tilt Tray
  • 8  Tonne Truck
  • 3  Company Utes
  • 6  Company vehicles

Fabrication and Welding

  • Semi Automatic Arc Welders
  • Submerged Arc Welders


  • Automatic M/C Welders
  • Mig Welders Machines
  • Profile Stripping Machine
  • Hydraulic Pressers
  • Magnetic & Radial Drills
  • Three Air Compressors
  • Threading Machines
  • Ten Acetyline Equipment Sets
  • Generators
  • Three Shear / Punches Machines

Blasting and Painting Facilities

  • Fully automated 2m x 1m x any length shot blasting machine
  • 18m x 6m Grit blasting chamber
  • Fully equipped for in house painting including 1400mPaint shop

Shop Detailing

Mario and Sons Steel Fabrication Pty Ltd also provide fully detailed structural steel drawing on all out projects.  These are provided for the information of builders, engineers, architects and any other related sub-contrators. They are also for our own use, both on site and in the workshop.

Our company uses the following drafting companies:

  • Prime Steel Detailers
  • Hawkesbury Drafting
  • Amplecad Pty ltd
  • T A & A Mcleod