Who we are
Peter Leith Geoff Gorton Phil Johnston Steve Cole
Our Services
Substation Construction HV Network Maintenance Electrical Design Testing and Commissioning HV Utility Services Project Management
Our Projects
Centre Bush Substation Project Lumsden Substation Project Dipton Substation Upgrade Project Neutral Earthing Resistor Installations Orawia Substation Upgrade Spey Street Substation McNab Substation
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HV Network Maintenance

Prevent costly breakdowns and repairs and assisting the asset owner in making decisions about the continuity of supply of electricity to their operation.

Our team of qualified Power Supply Technicians, and Electricians are ready to provide services to maintain your network.

Fonterra

We have worked with Fonterra for over 20 years in helping maintain their electrical infrastructure.

Our servicing of high voltage equipment has assisted Fonterra sites deliver reliable and safe energy to their operations.

Contact us today

Maintenance Services

High-voltage installations are essential infrastructure assets for any large organization. At Decom we specialize in the maintenance of high-voltage networks and equipment, ensuring they remain fully operational and safe. Our qualified team of Power Supply Technicians, Electrical Inspectors, and Electricians conduct thorough testing, inspection, and maintenance of switchgear, transformers, and cables to deliver optimal performance, reliability, and compliance with electrical safety standards.

Our industrial high-voltage clients include::

  • Alliance Group

  • Fonterra

  • SouthPort

  • Balance Agri Nutrients

Our utility clients include:

  • The Power Company

  • Electricity Invercargill

  • PowerNet

  • Aurora Energy