We can offer tailored solutions for electrical projects of all sizes

Established in 1986...

As a company we pride ourselves on high quality work and seek to build & maintain relationships with our clients. With 55 staff and a fleet of almost 50 vehicles including elevated work platforms & crane trucks Coll Electrical is well resourced to undertake electrical projects of all shapes & sizes.

We have extensive experience in the Commercial, Civil & Servicing sectors. Furthermore we have estimation & design services which allow us to provide tailored Electrical installation services to our clients.

Our Auckland Harbour Bridge lighting project won Gold in the Master Electricians Excellence Awards which is aimed to identify and recognise excellence within the electrical contracting industry.


1. Electrical – Infrastructure

We are a leader in providing electrical installations on a number of infrastructure projects. Our investment of diggers, trucks & cherry pickers combined with our specialised infrastructure team allows Coll Electrical to provide high quality electrical Infrastructure work in a cost effective manner.

Projects we have undertaken include:

  • Street lighting
  • Sports fields power & lighting
  • Sub-division lighting

2. Electrical – Commercial

We undertake the electrical installation & refurbishment of commercial premises. Owning specialist heights equipment that includes scissor & man lifts allows us to undertake technically difficult jobs.

Work undertaken by Coll Electrical in this department includes:

  • Supermarkets
  • Factories
  • Showroom fit outs
  • School gymnasiums & classroom blocks
We deliver every skilled trade for full project management and satisfaction

3. Electrical – Servicing & Maintenance

Coll Electrical’s dedicated servicing division provides our clients with premium electrical servicing & maintenance work. Our committed team provides tailored solutions to a variety of clients running differing electrical systems. Our clients have access to a 24/7 call out service in the case of a breakdown or emergency.

Examples of servicing & maintenance work we undertake includes

  • Commercial maintenance
  • Generator installation & maintenance 
  • Monthly checks
  • Emergency lighting checks
  • Test & tag
  • Data
  • Power analysing
  • Switchboard replacement

4. Thermal Imaging

We can undertake thermal imaging of our clients electrical systems. This allows us to identify faults in a non-invasive manner before they become too serious. If an issue is discovered our servicing & maintenance team can promptly provide a solution.

5. Electrical Systems Design

We can provide bespoke electrical solutions to our clients. This service is provided by our in house cad designers who can assist clients by providing exactly what they require to the finest detail.

6. Electrical – industrial

We provide electrical solutions for our industrial clients in a range of areas.
These include:

  • Process controls
  • Power factor correction units
  • Pump stations
  • Automation
  • Light harvesting


Civil Projects

Apartment Blocks

High end apartment blocks are becoming increasingly popular in the Auckland region, we have a team of experienced electricians who specialise in this work.


Coll Electricals’ work includes major infrastructure projects though out the Auckland region, this underpass out by the airport is one such project we are proud to have undertaken.


With over 10 Elevated work platforms, including a new 22 meter cherry picker. Coll Electrical is capable of undertaking any work  where accessibility is typically an issue.


Coll Electrical is committed to ensuring our team is well educated in health and safety policy and procedure as well as supplying quality products to enable safety in the workplace. As a part of this we have integrated a cloud based health & safety management system.
Our company has the below certifications
  • SITEWISE – Gold Status
  • IMPAC Prequal – 4 Stars
  • ISNetworld – RAVS PLUS Verified

Our employees collectively have the below certifications

  • Electrical tradesman
  • Electrical Inspectors
  • IQP’s for SS04- emergency lighting
  • Confined Spaces – NZQA standard’s 17599, 18426, 25510
  • EWP – NZQA standard’s 23960, 23962, 23966
  • Truck Loader Crane – NZQA standard’s 16617, 30072


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