Open: Monday - Friday: 7:30am - 4pm

ADM maintenance

A.D. McCallum and Son apply their engineering knowledge and manufacturing skills to maintain and optimise the reliability of your equipment


• 24-hour emergency call-out

• Maintenance

• Repairs

• Inspections

• Certifications


Precision maintenance, reliable service and repairs

Our workshop delivers precision maintenance and repairs to all types of structural, hydraulic, pneumatic, and mechanical equipment.

  • 24-hour emergency call-out
  • Maintenance contracts
  • Fleet equipment maintenance and service
  • Welding repairs to mobile cranes, tower cranes, and all types of structures, machinery and equipment
  • NDT testing by NATA approved company
  • Certification 
    – Certified structural repairs
    – Inspect and certify your existing machinery
  • Major inspections
    Crane – 10 and 25 year to Australian standards
    Access equipment – 10 year to Australian standards
    Concrete boom – 6 year to Australian standards

“I have engaged AD McCallum & Son to undertake varied works ranging from certification of aerobridges to refurbishment and maintenance works at the Sydney Airport. The works were completed on time and the quality of workmanship was excellent.
I would recommend AD McCallum & Son to any company that appreciates quality workmanship and value for money.”

Erek Sudhakar – Sydney Airport