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South 8 Technologies
South 8 Technologies is an energy technology company headquartered in San Diego, California, developing advanced liquefied gas electrolyte solutions to expand lithium-ion battery capabilities.
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South 8 Technologies at a glance
South 8 Technologies is a clean tech company headquartered in United States. It has raised at least $23M across the 2 funding rounds on record. Its most recent funding round raised $11M in December 2025. Xcout tracks 6 named people at South 8 Technologies, including Jungwoo Lee (Co-Founder and CEO).
South 8 Technologies leadership
- Jungwoo LeeCo-Founder and CEO
- Cyrus RustomjiCSO & Co-Founder
- Josh LukensVP of Engineering
- Rusty HeffnerVP of Strategy
- Ryo TamakiVP of Product
- Mari RosalesDirector of Finance & Controller
South 8 Technologies funding rounds
At least $23M raised across the 2 rounds on record. Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| — | $11M | 9 named | |
| Series A | $12M | 9 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Investors
South 8 Technologies competitors
A few of South 8 Technologies's closest competitors — see the full list of competitors and alternatives →
Novalith is a climate technology company based in Sydney, Australia, that uses carbon dioxide to simplify hard rock lithium extraction and production.
Mission Zero Technologies develops electrochemical direct air capture technology that recovers carbon dioxide from the atmosphere at scale. The company provides solutions to carbon dioxide users, project developers, and scientists to enable permanent carbon sequestration, sustainable building materials, and e-fuels.
Enpower Greentech is a US-founded solid-state battery maker with over 500 employees and operations across the US, China, Japan, and Germany. The company has shipped over 3 million solid-state cells and partners with OEMs and startups on next-generation green energy storage solutions.
Aionics Holdings Inc. uses artificial intelligence and physics-based simulation to design custom material formulations and molecules for high-performance systems. The company primarily serves sectors such as electric vehicles, aviation, green manufacturing, consumer electronics, and energy storage.
Electrochaea GmbH is a dynamic growth stage company that provides industry-leading biomethanation technology for commercial-scale, grid-quality renewable e-methane production, with headquarters, engineering, and development teams in Munich, Germany.
SeaO2 develops electrochemical direct ocean capture technology to remove carbon dioxide from seawater using renewable electricity. The company sells carbon credits for permanent geological storage or utilization in products like green fuels and concrete.
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More on South 8 Technologies in Xcout Intel
- 6 named people with titles, LinkedIn and board committees
- 2 funding rounds with the investors in each, and who they co-invest with
- The full competitor set, tracking, exports and API access