JSIS Engineering delivers complete poly pipe supply, fabrication, and installation solutions across Australia. From design to on-site welding, we provide durable, custom-built pipeline systems for mining, industrial, and commercial applications.











JSIS Engineering is Australia’s trusted provider of high-quality pipe supply, fabrication, and installation services. With extensive industry experience and purpose-built equipment, we design, manufacture, and install complete pipeline systems for projects of all sizes. From pumps and pontoons to fittings and accessories, our team delivers safe, efficient, and reliable solutions for mining, industrial, and commercial clients nationwide.
JSIS Engineering are experts in the rapid, safe, and highly efficient assembly of poly pipe systems and poly pipe welding. Bulk pipe and fittings for a diverse range of projects can be supplied and installed on-site, virtually anywhere.
JSIS specialises in the rapid, safe, and highly efficient assembly of poly and steel pipe systems. Whether for gas, fluid, or water transfer, we handle every stage — from system design and fabrication to on-site installation. Our fully equipped facilities and mobile poly welding units enable us to deliver and construct custom-built systems anywhere across Australia.
We deliver complete pipeline design, supply, and installation services for projects of all sizes. Our capabilities cover polyethylene, steel, and gas pipeline systems, supported by advanced poly welding facilities and the option of poly welder hire. Each system is assembled with precision to ensure safe, efficient, and long-lasting performance.
JSIS supplies a comprehensive selection of pumps, fittings, and accessories for a variety of piping applications. Our range includes dewatering pumps and pontoons, polyethylene, ABS, and PVDF pipe and fittings, as well as industrial hoses, valves, and pipe floats. We also provide aquaponic pontoons designed for water treatment and similar environments.
Our team also provides refurbishment and custom fabrication services tailored to client requirements. This includes Warman pump sleeve refurbishment and the design of custom-built, welded pipe systems. We work closely with industries such as mining, agriculture, and processing to deliver reliable, fit-for-purpose solutions that perform in demanding environments.
JSIS Engineering specialises in creating custom pipe systems tailored to our clients’ specific needs. With our advanced poly pipe and welding services, we can build pipe systems right at the location where they are required. This level of flexibility and customisation ensures that your project gets precisely what it needs, with no compromises. Our expert team can work with you to design and assemble poly pipe systems that perfectly match your unique specifications, providing you with reliable, durable, and cost-effective solutions.
Our extensive range of poly pipes, fittings, and accessories provides durable solutions for a wide range of applications. We offer bulk supply, delivery, and installation services to meet the demands of mining, construction, agriculture, water treatment, and industrial operations.
Our experienced team provides expert on-site poly welding and system assembly, ensuring efficient installation with minimal downtime — no matter the project scale or location.