Allied Brands

In the fight against climate change, cooperation is more beneficial for all of us. GSES Allied Brands are products and services that we believe offer a valuable & trustworthy addition to the sustainable world.


Finding a residential solar installer can feel overwhelming. SolarQuotes is a 100% Australian owned and operated business which, since 2009, helps homeowners get quotes for high quality solar from pre-vetted solar installers. It was founded by Finn Peacock, a Chartered Electrical Engineer who is ex-CSIRO. Solar Quotes is known for their strict vetting of installers, the quality and quantity of their online solar advice.


OpenSolar is a mission-driven global solar software technology company that created the world’s first free-of-charge solar design, sales, and management platform.

Used in over 120+ countries, the software provides class-leading solar design accuracy, interactive custom proposals, and end-to-end tools to manage and grow your solar business all in one place.

We believe that in order to successfully accelerate solar adoption, we must empower solar professionals everywhere to be successful. That’s why our custom, flexible platform is designed to work around you and your business.

BayWa r.e. Solar Systems Australia

As a leading global supplier to the solar distribution market, BayWa r.e. is a preferred partner for thousands of solar installers and contractors worldwide. At BayWa r.e. Solar Systems Pty Ltd we are proud to play a part in Australia’s solar energy revolution.

We supply solar installers with high-quality solar components and offer a level of customer service that is unrivalled within the solar wholesale industry.

Visit our webstore at to view our full brand and product portfolio or get in touch with our team to request the latest price list.

One Stop Warehouse

One Stop Warehouse has established itself as one of Australia’s leading solar distributors. Stocking everything from PV panels and inverters to solar storage options, components and all electrical needs, the company has become the go-to source for all things solar. One Stop Warehouse’s commitment to quality products and customer service has seen it grow rapidly in recent years, with the company being recognised as one of Australia’s fastest growing companies in 2020.

Whether you’re a installer specialising in residential or or a commercial customer seeking a comprehensive range of solar product , or a solar retailer One Stop Warehouse is your one stop shop.

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