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Sectors Power



Power Generation



O'Donnell Griffin Construction have the expertise and experience to deliver turnkey solutions to meet your power generation needs – whether increasing existing power capacity, maximising efficiency, refurbishing existing plant and equipment, or designing a complete new power supply system.

Our capabilities extend across all facets of power generation including: geothermal, base and peak load power stations, solar energy (PV and thermal), wind turbines, hydro electric, and standby emergency / backup power generation sets. O'Donnell Griffin's qualified and experienced electrical engineers, together with our skilled technical staff, are able to provide a comprehensive range of HV engineering services.






Key areas of expertise:

  • engineering and control instrumentation
  • HV & MV generators, switchgear and cabling
  • base and peak load power stations
  • solar, wind and hydro power generation
  • co-generation and tri-generation power sets, transfer and control technologies
  • standby emergency power generation
  • generator maintenance.  



Power Generators

O'Donnell Griffin has been involved in the power generation industry for more than 100 years, and has extensive experience in the design, installation and maintenance of diesel and gas generators.

Our qualified engineers, technicians and electricians are fully trained and capable across a wide range of generator models. Their skills range from expertise with diesel and gas engines through to co/tri-generation systems, generator control systems, switchboards, automatic transfer systems, fuel storage, exhaust systems and acoustic design. As an independent supplier and installer, we are able to source from all top tier generator manufacturers to provide you with flexible, custom built, fit for purpose generator sets.

O'Donnell Griffin's national service division operates 24 hours a day, 7 days a week across metropolitan, regional and remote Australia to ensure your generator operates when required.

Our programmed generator maintenance and testing services will ensure that continuity of power supply can be guaranteed for your business in the event of unplanned power outages.

Our Generator Design and Installation capabilities include:

  • power generator sets ranging from 4kVA to 3000kVA 
  • diesel, gas, bi-fuel, co-generation and tri-generation power sets 
  • HV and MV switchgear and transfer & control technologies 
  • automatic synchronising systems.  

Our Generator Maintenance capabilities include:

  • programmed scheduling based on manufacturers’ recommendations and our expertise 
  • load bank units for testing generators, UPS units, switchgear and battery autonomy 
  • fuel quality testing and treatment 
  • engine oil testing and analysis.

We currently maintain over 480 generators across Australia for a customer base that includes: Optus Communications, IBM, Stockland, Vodafone, Ericsson, Equant Data Centres, AMP, American Express and Melbourne University. 







Power Transmission and Distribution



O'Donnell Griffin provides premier engineering and construction services to the power transmission and distribution industries.

We have the ability to assist you with general engineering, building and structural design, installation & commissioning, project management, tender evaluation, and a variety of management support services. The strength of our engineering solutions resides in our team of qualified engineers and professionals who have gained vast experience in the power industry both locally and abroad.






Key areas of expertise:

  • Transmission tower and line design up to 500Kv
  • Communication tower design and assessment
  • Substation design and construction
  • 66Kv transverse lines
  • HV bus and connections
  • Engineering drafting
  • Project management and installation supervision
  • Manufacture, installation and commissioning of switchgear. 

Our comprehensive range of engineering services to the power transmission and distribution industry includes:

Transmission Line Design

  • Transmission Line Design (including Route Selection and Structure location and type)
  • Structure Design (Steel Lattice Towers and Steel, Concrete and Mixed Material Poles, including Communications structures) 
  • Footing Design

Substation Design

  • Substation Primary and Secondary Component Design 
  • Protection and SCADA system Design 
  • Communications Design

Consulting Services

  • Power System Planning 
  • Concept Design 
  • Landholder and Stakeholder Consultation 
  • Tender Preparation and Evaluation 
  • Renewable Energy Projects

Design Drafting 

  • Structural, Electrical, and Civil Drafting 
  • Design Packages (Management and Publishing) 
  • Virtual Prototyping (3D Modelling)

Environmental Management Services 

  • Environmental and Land Approval Consulting 
  • Geotechnical Investigation and Surveys 
  • Environmental Assessments, including weed management and flora and fauna evaluation

Scientific Services 

  • Vibration Assessment 
  • Corrosion Assessment and Repair 
  • Thermo graphic imaging 
  • Corona Investigation

Compliance Services 

  • Energy Audits 
  • Asset Inspection, Condition Monitoring and Reporting 
  • Construction Quality Inspection 
  • Line Inspection and Audit 
  • Substation Audits

Field Services 

  • Hire of Stringing Equipment (including development and testing services)
  • Minor Power Line Construction and Maintenance works
  • Emergency Restoration of Powerline Structures
  • Conductor to Ground Clearance Measurements
  • Construction Management and Project Management Support, Construction Quality Compliance.