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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Decom Electrical

We are an electrical engineering contracting company with nearly 30 years of experience. We specialize in electrical design, project management, construction, and commissioning of high-voltage installations. Additionally, we provide our many clients with maintenance and fault response services.

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Our Services

Substation Construction
HV Network Maintenance
Electrical Design
Testing & Commissioning
Utility Services
Design & Project Management

Latest Projects

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McNab Substation

Electric Boiler Demand McNab Substation was upgraded in 2023 to supply the increase in load for the Mataura Valley Milk Dairy Factory’s electric boiler installation. When originally built in …

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Spey Street Substation

Reinforcing Invercargill City Electricity Supply Electricity Invercargill’s Doon Street Substation was a critical component of the electricity supply for a significant portion of Invercargill city, including the CBD. However, …

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Orawia Substation Upgrade

Orawia Substation is currently being upgraded to replace ageing infrastructure. The outdoor 11kV circuit breakers are being replaced with indoor Siemens switchgear. A new control room with Feeder Protection, …

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