SunPower acquires 42% of Diamond Energy

Facebook
Twitter
LinkedIn
Reddit
Email

Having sold its 1MW Uterne PV plant last week, SunPower has announced it has invested in Diamond Energy, a privately-owned, alternative energy project developer and clean electricity retailer headquartered in Melbourne, Australia. SunPower has acquired a minority stake of approximately 42% in Diamond Energy and under terms of the agreement has an option to increase its ownership percentage over time. SunPower will also assume a seat on the company's board of directors.

SunPower claims that its alliance with Diamond Energy will allow it to offer a more comprehensive and customizable clean energy solutions for customers in Australia.

This article requires Premium SubscriptionBasic (FREE) Subscription

Try Premium for just $1

  • Full premium access for the first month at only $1
  • Converts to an annual rate after 30 days unless cancelled
  • Cancel anytime during the trial period

Premium Benefits

  • Expert industry analysis and interviews
  • Digital access to PV Tech Power journal
  • Exclusive event discounts

Or get the full Premium subscription right away

Or continue reading this article for free

“SunPower is taking a step closer to its customers by investing in an electricity retailer like Diamond Energy,” said Tom Werner, president and CEO of SunPower.

“More customers will see solar as a cost-effective way to meet growing energy demands, especially as the price of conventional grid power increases in Australia. Through this partnership, SunPower and Diamond Energy are poised to deliver affordable, renewable electricity services that cover everything from the generator to the household electricity meter. We look forward to this new venture and expect it to serve as a model for SunPower's continuing evolution into a complete energy solutions provider.”

“This investment by SunPower supports the growth and strengthens Diamond Energy for the upcoming clean energy revolution,” said Diamond Energy managing director Tony Sennitt. “We generate change here at Diamond and through this relationship we will be able to bring the world's most efficient and reliable solar technology to a broad range of households and businesses throughout Australia at affordable prices. We look forward, with SunPower's support, to expanding the business into a shining, renewable example of what can be achieved when innovative value is delivered to customers.”
 

Read Next

August 19, 2026
UNSW has achieved a 12.4% efficiency and record voltage for CZTS solar cells by reducing defects through improved copper-sulphur bonding.
Premium
August 18, 2026
India’s PM-SSY targets 5GW of floating solar and storage, but execution and financing remain key challenges, says expert.
August 18, 2026
Risen Energy has signed an MoU with Ascania Energy to deploy 100MW of solar PV capacity and 200MWh of utility-scale batteries in Ukraine.
August 18, 2026
Indian solar PV manufacturer Agastya Energy has started construction of its integrated ingot and wafer manufacturing facility in the state of Andhra Pradesh, India.
August 18, 2026
Tax credit transfer value in the US rose between the second half of 2025 and the first half of 2026, according to Crux.
August 18, 2026
Residential solar and energy storage provider Sunrun has signed an agreement with distributed energy resource platform Voltus to support its Bring Your Own Capacity (BYOC) programmes for AI hyperscalers.

Upcoming Events

Solar Media Events
October 13, 2026
San Francisco Bay Area, USA
Solar Media Events
November 3, 2026
Málaga, Spain
Solar Media Events
November 24, 2026
Warsaw, Poland
Solar Media Events
February 2, 2027
London, UK
Solar Media Events
April 20, 2027
Istanbul, Türkiye