About Complete Heavy Diesel

Complete Heavy Diesel was founded in 2018 by Nathan Schulz, a seasoned heavy equipment mechanic with extensive experience in remote locations across industries such as oil and gas, mining and agricultural projects. With a focus on providing dependable mechanical services to remote and industrial clients, Complete Heavy Diesel has grown into a trusted name for those who rely on their equipment to perform in some of Australia’s harshest environments.

Our team specialises in servicing and maintaining heavy equipment for civil, mining, oil and gas, and renewable energy projects. We bring a diverse skill set and hands-on experience that allows us to deliver tailored solutions, from routine maintenance and diagnostics to complex repairs and long-term labour hire contracts.

Our Mission

We are committed to providing quality mechanical services that maximise equipment uptime and minimise operational costs for our clients. By using advanced diagnostics and industry-best practices, we help increase machine availability and efficiency on every project, big or small.

Safety First

Safety is at the heart of everything we do. Every team member undergoes rigorous training in job safety, site-specific procedures, and environmental protection. Our zero-harm policy ensures that we prioritise the well-being of our team, clients, and the environment. We also equip each service vehicle with GPS/IVMS trackers and safety monitoring tools to ensure the highest standards of safety on every journey and job site.

Our Values

At Complete Heavy Diesel, we value reliability, integrity and a commitment to excellence. These values drive our approach to every project, ensuring that we deliver the highest standard of work, maintain strong relationships with our clients, and uphold safety as our top priority.

Why Choose Us?

  • Expertise in Remote Locations: Our team understands the unique challenges of working in remote areas and is equipped to handle whatever comes their way.
  • Complete Service Offering: We provide a full range of services, from diagnostics and mechanical repairs to auto electrical, air conditioning, and fabrication.
  • Tailored Solutions: Every project is unique, and we customise our services to meet the specific requirements of your equipment and operations.
  • Dependable Service, Every Time: With fully equipped mine-spec vehicles and specialised tooling, we’re ready to keep your operations running smoothly.

For more information about our services or to discuss your specific needs, please don’t hesitate to get in touch.

Our Services

Remote Area Mechanical Specialists

Expert mechanical support for remote locations, ensuring your equipment stays operational in Australia’s most challenging environments.
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Complete Heavy Diesel - Labour Hire

Labour Hire

Flexible labour hire solutions tailored to your project needs, including skilled tradesmen and specialist equipment on short- or long-term contracts.
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Mine Spec Field Service Vehicles

Fully equipped, mine-spec service vehicles with all the tools needed to handle on-site maintenance and repairs efficiently and safely.
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Diagnostics

Advanced computer diagnostics for a wide range of equipment brands, ensuring accurate troubleshooting and minimal downtime.
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Auto Electrical / Air Conditioning

Comprehensive auto electrical and air conditioning services, including on-site diagnostics, repairs, and air conditioning hose fabrication.
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Boilermakers / Fabrication

Qualified boilermakers and fabricators available for on-site welding and fabrication, as well as custom parts and toolboxes from our workshop in Monarto, SA.
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