The Commercial Electrical Contractor of Choice for NSW Private and Public Sector Works.


Woolworths Logo
Taronga Zoo
Australian owned and operated

Award-Winning Electrical Infrastructure Provider

NECA National Winner 2018
NECA State Finalist 2015
NECA State Finalist 2014
NECA State Finalist 2011
NECA National Winner 2018
NECA State Finalist 2015
NECA State Finalist 2014
NECA State Finalist 2011
Level 1 ASP

We’re accredited for electrical, civil engineering and construction electrical works for either underground or overhead sites.

Level 2 ASP
Power Lines

As a Level 2 ASP, we can install or repair overhead and underground lines between properties and the electricity network.

Level 3 ASP
Power plant

We specialise in medium and high voltage projects and are accredited for design works on all NSW energy providers up to 132kv.

Commercial Electrical Contractor in Sydney
Diverse workforce

In-house Team of Commercial Electrical Contractors

You can be sure your project will be done right the first time as we employ all our own Commercial electrical contractors and do not use subcontractors, maintaining accountability and end-to-end delivery.

Your project will be supported by a 24/7 management team who is always available to help resolve any issue.


Staff in our skilled workforce with a wealth of knowledge and experience.


Level 1 workforce employees managed by a dedicated Construction Manager.

Complete turnkey solution from application to energization

Wilken can streamline your project process by using our own in-house planners, designers and construction team to maintain end-to-end accountability and avoid costly delays.

Wilken can provide Private high-voltage transmission lines, substations, and other critical components of the electrical grid.

We take great pride in providing quality electrical construction services to builders and electrical contractors throughout NSW.

Our Engineering and Design services encompass the generation, transmission, and distribution of electrical power.

With an average of 70 staff, we have the team you need to handle your essential operation and maintenance requirements.

Our highly skilled team provides a complete range of Utility and Energy infrastructure associated services.

We offer a complete turnkey solution from initial application for supply through to energization including project management.

Wilken Electrical Infrastructure Provider
Internationally recognised certifications

Dedicated to continuous improvement

Wilken Group’s status and growth within the industry is testament to our commitment in providing services that comply with recognised international standards. Wilken has a certified integrated management system consisting of:

  • ISO 9001:2015 Quality Management Systems

  • ISO 14001:2015 Environmental Management Systems

  • ISO 45001:2018 Occupational Health and Safety (OH&S) Management System

  • Level 1, 2 and 3 ASP Accredited

AS-NZS 4801 Certification
AS-NZS 4801 Certification
HV Feeder Installation

Great team to work with!

Wilken’s diligence and proactive approach through the project is what ensured the critical HV feeder installation went as smoothly as it did. You have been a great team to work with and look forward to working with yourselves again.

Neil Donald

Neil Donald
Associate Director – Area 3

Completed Projects

Delivering impactful electrical construction services

Over 2000 projects completed across Domestic, Commercial, Industrial, Government Institutions, Shopping Centers, Factories, Hospitals, Medical Institutions & Defence.

  • John Holland Pty Ltd

    Establishment of a Triple 1500kVA Suburban (Non CBD) Surface Chamber Substation for the University of Sydney.

  • Westmead Childrens Hospital

    The Westmead Institute for Medical Research

    Installation of Helipad Lighting incl FATO, Landing and direction take off lighting, TLOF Perimeter lighting and Windsock installation.

  • Australian Technology Park - Small

    Mirvac Constructions Pty Ltd

    Supply and installation of over one hundred and eighty smart poles, together with sitewide power & communication.

Sydney Harbour Bridge NYE Lighting

The City of Sydney trusted Wilken to deliver an impressive decorative rope display on the Sydney Harbour Bridge for the New Years Eve celebrations of 2001.

Supplying electrical infrastructure to Australia’s leading brands

We have 40+ years experience supplying Utility and Energy infrastructure that’s trusted by some of Australia’s leading brands.

City of Sydney
Royal Australian Air Force
Westmead Childrens Hospital