What we do

Extreme Excavators offers a range of services to customers across the Mackay and Bowen Basin region, including planned maintenance, breakdown repairs, hydraulic fault diagnosis and tuning, onsite tooling, machine relocation and more.

The services we offer include but are not limited to:

  • Planned maintenance

  • Breakdown repairs

  • On and off-site repairs in our fully equipped workshop

  • Hydraulic fault diagnosis, repairs and tuning

  • Major component change outs

  • Rebuilds and midlife work

  • Machine relocation

  • Supervision

  • Shutdown planning and coordination

  • Onsite tooling

  • Service exchange of selected components

  • Parts provided on the job as required

  • Suppliers of Hitachi and Terex valves

  • Major component supply, reconditioned, and service exchange

    • Swing reduction

    • Track adjusters

    • Accumulators

    • Hydraulic cylinders

    • Hydraulic pumps and motors

    • Final drives

    • Undercarriage components


Fitters  \\  Boilermakers  \\  Auto Electricians  \\  HV Electricians  \\  Line Borers  \\  Supervisors  \\  Planners/Coordinators


All employees and contractors of Extreme have been carefully selected not only based on their experience and qualifications, but also on their ability, attitude and reliability to deliver a safe and quality service to our customers.

Each staff member and contractor of Extreme Excavators has many years of experience in mining industry, and they all provide unique and valuable insights into the processes of maintenance operations.

In fact, many of our employees and contractors are OEM trained on Hitachi, Caterpillar (Terex, Bucyrus), Liebherr and Komatsu excavators, trucks and auxiliary equipment, and we have a combined total of 500+ years of experience on diesel hydraulic mining equipment. Furthermore, our team has over 100 years’ worth of combined experience in automotive air-conditioning and refrigeration.

Along with workshop labour, our employees and sub-contractors are fully mobile and equipped to cater for our all our customers’ needs, whether it be in the field, shutdowns or breakdowns.


Thanks to our continual growth and talented pool of employees and sub-contractors, we are able to offer a larger range of maintenance solutions to help mine site operators and contracting companies care for their entire fleet, and not just the excavators.

If you are interested in joining the Extreme team, please hit the below button to complete our form and we will be in touch as soon as possible.