About us

Greaves Electrical is one of the largest providers of electrical and instrumentation services in Taranaki. For almost 50 years we have been delivering quality service, on time, hassle free and at a competitive price.
As Registered Master Electricians, Greaves Electrical provides guaranteed workmanship, delivering safe, successful and appropriate electrical solutions for residential, commercial and industrial maintenance and projects.

Safety and our People

We are committed to ensuring our team and customers are kept safe.
Greaves Electrical is one of the largest providers of electrical and instrumentation services in Taranaki, and our commitment to safety is second to none. We draw on local experiences, and keep abreast of latest developments to deliver safe, successful and innovative electrical solutions. We are committed to our industry and community, and we want everyone to safely return home to their families at the end of the working day.
Our most valuable asset to our company is our employees, making health and safety our highest priority. Our safety vision is to have a high performance safety culture and to operate in an injury free workplace. Accredited to the ACC Work Safety Management Programme and Impac PreQual CPNZ , Greaves Electrical is committed to the safety of our people, our customers and the public at large.
Safety comes first; and safety is everybody’s job. We have adopted a structured approach to safety, championed by our Management team and driven through the business. A safe job is a well-planned and well managed job, and we invest in safety and safety training to ensure we will deliver on this commitment to our customers.

Download our terms of trade here.



Greaves Electrical can take care of any electrical needs in your home – whether you need safe wiring on a plug or the design and installation of a complete electrical system for your new home or home alteration.

Our experienced team are specialised in providing electrical solutions for new high end, executive homes. View recent project for examples of our work

We understand your business operation is critical and you need an electrical team who can attend breakdowns and carry out repairs quickly and efficiently with minimal disturbance to your business.

Greaves Electrical has a large skilled commercial team who can provide installation, maintenance and repair of complex commercial electrical systems. We will deliver a prompt turnaround on new builds, additions and modifications on commercial premises.

Our large commercial team also service repairs, supply power, troubleshoot simple circuits to complex machinery, and appraise, test and maintain inspections for your commercial property.

Providing electrical support to Taranaki farmers for nearly 50 years, Greaves Electrical understand the needs of the rural community. We are often asked to come up with electrical solutions to meet farmers’ individual needs, solutions that are suited a specific purpose or farming system.

Whether it’s a new milking shed, broken water reticulation pump, downed power lines or a utility shed we always look for the best solution, the best product and the best price.

Greaves Electrical are trusted and authorised Taranaki installers for Smart Farm Systems, Bell-Booth Calf Feeders, Irrigation New Zealand Blue Tick Verifications.

Greaves Electrical provide market leading electrical solutions for industry in Taranaki. We specialise in process plant wiring and automation, and cover the full range from 11KV reticulation, switchboards, 400V distribution, motor and plant control, lighting, PLC wiring and automation.

We have extensive experience in the food processing industry – dairy factories, abattoirs, bakeries and everything in between. We are also active in the power generation, rendering and oil and gas industry sectors. We are focused on providing efficient turnaround for shutdowns and project works.

We are very proud of our focus and culture towards workplace health and safety, and comply with all requirements for industrial site works.

Greaves Electrical have a long and well established instrumentation division and we can deliver a solid and successful solution for you, whether you require instrument installation or calibration.

Beamex CMX calibration software provides a consistent, quality and a secure audit trail for our customers’ calibrations and a defined calibration schedule. Critical point calibrations are completed on time to ensure compliance.

We specialise in flow meter calibration using either our calibrated 200l/s flow rig, electronic verification or ultrasonic. Our people and processes are certified to Irrigation New Zealand Blue Tick standard for irrigation water take verification and design. We also specialise in temperature calibration for food plants to meet MAF and MPI requirements.

We are dedicated to providing a quality service, on time and hassle free. Call us 24 hours 7 days a week on call electrical service. Contact our On Call Electrician on 0800 311 111.

All office and production appliances and machinery in the work place should be safety checked. Greaves Electrical offer a comprehensive appliance test and tag service.

Whether you are a large industrial customer with 2000 plus items, or a small contractor, we can ensure your equipment is both safe to use and complies with AS/NZS 3000 electrical installations standards. Contact us on 0800 311 111 to arrange for your equipment safety testing.

We offer Certificates of Compliance and Electrical Safety Certification, and have a wealth of experience if you require:

  • Caravan Electrical Warrant of Fitness
  • Cow Shed Stray Voltage Testing
  • Electrical inspections for new homes and reconnection of existing homes
  • Electrical inspection of industrial plants including HV works
  • Power Quality Analysis

Who we work with

Our Work


Our qualified and trusted team provide first class solutions – whether a simple domestic repair or a hazardous industrial site.


Managing Director


Operations Manager


Industrial Manager


We are always looking for new members to join the highly qualified team. Contact us below or keep a look out for jobs here.

Contact Us

How can we help you? Tell us a little about the work required and your timeframe. We’re happy to answer any questions or provide you with an estimate. Send us a message in the form below and we will respond as soon as we can.

Physical Address

30 Nelson Street, Hawera

19 Constance St, New Plymouth



06 278 2020

0800 311 111



06 278 4421




0800 311 111