Raygen
Next Generation Solar and Storage
Founded 2010 · $118.9M raised
- Employees
- 51–200
- Founded
- 2010
- Business Model
- B2B
- Website
- raygen.com
- Total Funding
- $118.9M
- Last Round
- $87.8M Series DApr 2025
- Rounds
- 3
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
About
RayGen is an Australian technology company founded in 2010 with a mission to develop the world's lowest-cost, highest-efficiency solar technology. Today, RayGen is a pioneer in Long-Duration Energy Storage, combining breakthrough solar power generation with electro-thermal storage to deliver renewable energy on demand — day and night. Backed by global energy majors including Equinor Ventures, SLB, AGL Energy, Photon Energy Group, Chevron Technology Ventures, and Oxy Technology Ventures, in 2023 RayGen delivered the world's then-largest next-generation Long-Duration Energy Storage project — at 50MWh — in Australia, and is now developing multi-GWh solar-plus-storage projects across the globe. RayGen's hi-tech solution is designed and manufactured in Melbourne, Australia, and is protected by six patent families.
Summary
Raygen is a Climate Tech company, founded in 2010. It has raised $118.9M in total across 3 rounds, most recently a $87.8M Series D round in Apr 2025. Investors include AGL Energy Limited, Schlumberger and Australian Renewable Energy Agency (ARENA).
Tech & App Stack
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Funding History
Apr 2025
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Funding: Grant through Series D. Amounts, valuations, and investors where available.
Investors
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