Activated Carbon Experts
New Zealand's leading supplier of Activated Carbon Products
High-quality activated carbon solutions for water, air, and industrial applications. We supply a wide range of proven products backed by practical expertise, helping you achieve reliable filtration, purification, and performance across every project.
Water Treatment Carbon
Removes chlorine, taste, odour, and organics. Suitable for municipal, commercial, and residential systems.
Air Purification Carbon
Captures VOCs, fumes, and odours. Ideal for HVAC and indoor air quality control.
Industrial & Process Carbon
Used for gold recovery, chemical purification, and wastewater treatment.
Our Expertise
STM is a specialist supplier of purification products, catalysts and catalyst services for air/ gas and liquid streams.
We operate across Australia and New Zealand predominantly in water and wastewater treatment, gas and refining operations. We can help wherever the purification of liquid or gas streams is important to your operation.