OTG Energy are the preferred supplier of Renewable Energy Power Solutions to Residential, Commercial and Government Clients. We are committed to finding end to end solutions to meet your sustainable needs and reduce not only your energy operating costs but also your carbon footprint. Our staff at OTG Energy are highly experienced in electrical contracting and have the experience and knowledge to deliver your project in a professional and timely manner. We are passionate about renewable and sustainable energy solutions on all scales and will work with you to tailor the right product for your needs.

At OTG Energy, we value all Renewable Projects regardless of size. We are large enough to deliver major projects yet small enough to tailor your residential needs. OTG
At OTG Energy, We deliver Renewable Energy Services to sectors


Clean renewable generation systems are becoming increasingly accessible to the average homeowner. Residential scale technology is now available at a price which makes installing a new system an economical investment as well as an environmentally conscious decision.

What We Offer

  • Solar PV Installation
  • Solar with Battery Storage
  • Off The Grid Solutions
  • Solar Upgrades

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Commercial / Industrial

At OTG Energy, we are passionate about delivering large scale renewable energy systems. We are equally excited to be involved in large scale developments as we are seeing big corporations making a move to clean power generation.

What We Offer

  • Safe and timely project delivery
  • Experienced civil and electrical engineers
  • ISO Accredited

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OTG Energy employ Clean Energy Council Accredited Designers and Installers of Grid Connected Solar PV Systems. Our in-house design and install team have the capability to deliver even the most complex systems across all Government Sites.

What We Offer

  • ISO Accredited SQE Systems
  • Clean Energy Council Accredited Designers and Installers (PV System Design and Install)
  • Strong Past Performance on Large Scale Projects

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In remote areas of Australia, connection to the network is often not available or too costly to implement. OTG Energy can design Stand Alone Power Systems capable of powering your entire home or business. Scalable battery systems now mean its possible to remove redundant and costly diesel generators.

Our Experience

  • Grid Connected PV Systems
  • Stand Alone Power Systems
  • Solar Irrigation
  • Solar and Wind Hybrid Installations
  • Wind Generation

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Contact Us

OTG operate across Queensland, NSW and Victoria. For an obligation free quote or power usage audit do not hesitate to contact us today.


Monday – Friday 7am – 7pm

Saturday 7am – 12pm

Sunday Closed


Address 40 Mount Street, North Sydney NSW 2060

Phone (02) 84159902