STG Expands After-Sales Support with New Authorised Service Centres and Partners 

STG continues to strengthen its national after-sales network with the appointment of new authorised service centres and parts partners across key regions in Australia. This expansion is designed to ensure that STG customers—both existing and future, have reliable access to servicing, maintenance, and critical parts support, even when operating far from STG’s main facilities. 

By working with trusted local partners, STG is making it easier for businesses and operators to keep their fleets moving, reduce downtime, and maintain consistent performance across a wide range of specialised trucks. 

Authorised Service Partner – South Australia: Super Diesel 

Super Diesel has been appointed as an authorised STG service agent and consignment parts stockist, providing on-ground support for multiple STG truck applications. 

Supported STG applications include: 

About Super Diesel 

Super Diesel operates under Super Group SA, a South Australian–owned and operated multi-division business with a long-standing presence in specialist vacuum, civil, and infrastructure services. Established in 1987, Super Group has grown into a trusted provider of hydro excavation, non-destructive digging, jetting, waste transport, and subsurface utility support across the state. 

As the group’s diesel service division, Super Diesel specialises in diesel mechanical and hydraulic services. Backed by CAT-trained and mine-site experienced technicians, Super Diesel supports mining, civil, transport, and industrial operations throughout South Australia. 

Authorised Service Partner – Northern Territory, Darwin: Pist ‘n Broke 

In the Northern Territory, STG has partnered with Pist ’n Broke as an authorised service agent and consignment parts stockist, strengthening support for customers operating in remote and regional locations. 

Supported STG applications include: 

• Vacuum Trucks (including Jetter units) 

• Water Trucks 

• Front Loader Waste Trucks 

With local servicing capability and access to consignment parts, Pist ’n’ Broke plays a key role in supporting STG customers across the Top End, where reliable after-sales support is critical to daily operations. 

About Pist’n Broke 

Pist’n Broke has been proudly serving Territorians since 2022, delivering reliable, customer-focused automotive solutions for both private and commercial vehicles. Backed by mechanical experience dating all the way to 1987, our team brings decades of hands-on expertise to every job, from routine servicing and diagnostics to complex repairs and fleet maintenance. 

We specialise in a wide range of vehicles, including vacuum trucks, water carts, and tilt trays. With extensive hands-on experience in heavy-duty and specialised equipment, we understand the demands these machines face and the importance of keeping them operating safely and efficiently. 

At Pist’n Broke, we believe great mechanics do more than fix vehicles, we build trust. That’s why we prioritise clear communication, honest advice, and quality workmanship you can depend on. Whether you’re maintaining your personal vehicle or managing a commercial fleet, Pist’n Broke is committed to keeping you moving safely, efficiently, and affordably throughout the Territory. 

Authorised Service Partner – North Queensland: About JB’s Diesel & Mechanical 

As part of its continued expansion of national after-sales support, STG has appointed JB’s Diesel & Mechanical as an Authorised Service Partner in North Queensland. This partnership ensures STG customers operating across the region have reliable access to servicing, repairs, and technical support, particularly in remote and high-demand operating environments where uptime is critical. 

JB’s Diesel & Mechanical is authorised to service the following STG trucks: 

• Vacuum Trucks 

• Water Trucks 

• Tilt Tray Trucks 

• Waste Trucks 

About JB’s Diesel & Mechanical 

JB’s Diesel & Mechanical is a trusted specialist in commercial fleet maintenance, repairs, and parts supply, proudly headquartered in Townsville, Queensland and servicing North Queensland. 

We deliver complete, end-to-end fleet solutions designed to streamline fleet maintenance and minimise downtime. By eliminating the need for multiple suppliers, JB’s provides a truly integrated service model—one supplier, one call, one solution. From routine servicing to complex repairs, hydraulics, COIs, auto electrical, fabrication, engineering, 24/7 breakdown support and parts supply, we do it all. JB’s Diesel & Mechanical is your genuine one-stop shop. 

Founded from humble beginnings, JB’s Diesel & Mechanical has grown into a recognised and respected name across Queensland’s heavy and light vehicle industries. Our experienced and highly skilled team brings together multiple trades and technical disciplines under one roof, enabling us to service all heavy and light vehicles, machinery, and equipment. 

Authorised Service Partner – Mackay: About Waterson Diesel Mackay 

Waterson Diesel is as an Authorised Service Centre and Partner in Mackay and Gladstone, strengthening after-sales support across Central Queensland. 

Based in Mackay, Waterson Diesel provides servicing and maintenance for the following STG applications: 

• Vacuum Trucks (including Jetter units) 

• Water Trucks 

• Tilt Tray Trucks 

• Concrete Mixers 

• Waste Trucks 

This partnership ensures local, reliable support to help keep STG trucks operating efficiently and minimise downtime in the region. 

About Waterson Diesel Mackay 

Waterson Diesel Mackay operates as part of the broader Waterson Group, a Queensland based, family-owned business with a strong presence in transport, logistics, and heavy industry services. Formerly known as CQ Diesel Fitting, the business has built a strong local reputation through years of dedicated service to the Central Queensland region. With decades of combined industry experience, the group is recognised for its commitment to reliability, safety, and high-quality workmanship, supporting mining, civil, agricultural, and transport operations throughout the Greater Mackay area. 

As the group’s dedicated diesel and mechanical service division in the region, Waterson Diesel Mackay specialises in the maintenance, repair, and diagnostics of heavy vehicles, plant, and diesel powered equipment. Backed by skilled technicians with extensive field and workshop experience, the team provides both mobile and in house servicing to reduce downtime and maximise fleet productivity. Through a strong focus on preventative maintenance and responsive, customer focused support, Waterson Diesel Mackay continues to deliver dependable solutions for critical industrial operations. 

Authorised Service Partner – Hunter Valley NSW: Hunter Cleaning Equipment

As part of its continued expansion of national after-sales support, STG has appointed Hunter Cleaning Equipment as an Authorised Service Partner in the Hunter Valley New South Wales. This partnership ensures STG customers operating across the region have reliable access to servicing, repairs, and technical support, particularly in remote and high-demand operating environments where uptime is critical. 

About Hunter Cleaning Equipment 

Hunter Cleaning Equipment is a family-owned and operated industrial equipment supplier based in Singleton, NSW, specialising in the sales, servicing, repair, and custom manufacture of high-performance cleaning systems. 

They supply and support a comprehensive range of industrial cleaning equipment, including heavy-duty pressure cleaners, industrial vacuums, floor sweepers, and scrubbers designed for demanding commercial and industrial environments. Their equipment solutions cater to sectors such as mining, construction, transport, agriculture, manufacturing, and heavy industry. 

Hunter Cleaning Equipment is committed to providing technically sound advice, durable equipment solutions, and responsive after-sales support. By combining practical industry experience with engineering-focused 

Supporting Customers Wherever the Job Takes Them 

These new authorised service centres and partners form part of STG’s ongoing commitment to customer support beyond delivery. By expanding service coverage across Australia, STG helps ensure that operators working in remote, regional, or high-demand environments have dependable access to servicing and parts, without the need to travel long distances to an STG facility. 

This approach supports faster turnaround times, reduced downtime, and greater confidence for customers running STG specialised trucks in the field. 

Book Servicing or Parts Support 

For servicing bookings or to access consignment parts through any of STG’s authorised partners, contact us at 1300 998 784 or email us at service@stgglobal.net 

Our team will coordinate support to keep your truck working where it matters most.