Engineering Since 1955
Proudly known as a three-generation company, A.D. McCallum & Son are specialists in precision and general engineering and manufacturing.
Engineering Design
Manufacturing & Installation
Maintenance, Servicing & Repairs

Robotic Welding
Sandblasting & Painting
24 hr Emergency Service
ADM specialise in:
ROPS and FOPS
Crane & Boom Repairs and Inspections
Airport Aerobridges Australia-wide
No project too big or too small
We offer Australia-wide service providing engineering and manufacturing solutions for ROPS & FOPS, CRANE & BOOM REPAIRS and AIRPORT CONSTRUCTION including AEROBRIDGES on time and on budget.
No matter how tough the request, A.D. McCallum & Son will find the solution!
Our strength is our ability and versatility to adapt to our customers ever changing needs and working environments.
WE ALSO OFFER GENERAL ENGINEERING SERVICES AND ON-SITE WORK INCLUDING:
- Complete 3D CAD design + engineering services
- Fabrication, welding, profile cutting, machining, line boring, sandblasting/painting, servicing and maintenance
- 24 hour emergency service

Call: 02 4575 1922
Custom Design.
Custom Built.
Client Testimonials
ADM’s approach to design, fabrication, and certification fits Komatsu Australia’s and our customers’ needs for the highest standards of engineering solutions.”
I would recommend AD McCallum & Son to any company that appreciates quality workmanship and value for money.”
“My businesses have been using AD McCallum & Son for over 20 years because of their manufacturing capabilities, their ability to complete jobs on time and on budget, their sound engineering and their passion for customer service.
Their ‘can do’ attitude and the fact they produce creative solutions which surpass our expectations are the key reasons I will continue to use them into the future.”

























