Our Companies



HJ Asmuss logo

H.J. Asmuss & Co Ltd service customers throughout the North Island, with its Auckland Branch and Distribution Center in Mt Wellington (Auckland), Lower Hutt (Wellington), Hamilton, Mt Maunganui, Kawerau, Taranaki and Taupo. We specialise in steel, pipe, fittings, fencing and valves.


Asmuss South Island LogoAsmuss South Island services customers in the South Island, with branches in Christchurch, Dunedin and Nelson. We specialise in the steel, pipe, fittings, fencing and valves servicing the construction and water reticulation industries.


Asmuss plastic logo

Asmuss Plastic Systems services customers across the country, with branches in Auckland and Christchurch. We specialise in the following applications: Civil - Potable and Wastewater Treatment, Pressure reticulation systems, Pump Stations Building Services/Mechanical Services - Chilled Water and Cooling Lines, Plumbing & Drainage Industrial - Chemical Handling, Process Water Treatment.


Asmuss Water Systems logo

Asmuss Water Systems specialises in the manufacturing, marketing and distributions of Polyethylene (PE) pipes, Ductile Iron pipes and fittings, Steel pipes and fittings, as well as Valves and other components. The business operates four PE extrusion lines in its Hamilton-based production plant and has sales and distribution offices in Auckland, Wellington and Christchurch, servicing contractors, local bodies and other key customer groups.