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South 8 Technologies competitors & alternatives
The 12 closest competitors and alternatives to South 8 Technologies among clean tech companies — ranked by similarity to what South 8 Technologies actually does, not by market-cap band.
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About 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.
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 →
Top 12 South 8 Technologies competitors
Ranked by semantic similarity — how close each company is to South 8 Technologies by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Clean Technology
Novalith is a climate technology company based in Sydney, Australia, that uses carbon dioxide to simplify hard rock lithium extraction and production.
Climate Technology
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.
Green Technology
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.
Clean Technology
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.
Similar clean tech company
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.
Environmental Tech
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.
Lithium Extraction
Lilac Solutions, Inc. is an advanced materials and mining technology company located in Oakland, California, specializing in lithium extraction technology designed for efficient and sustainable production.
Material Science
Algenesis Materials is a sustainable materials science company based in San Diego, California, recognized for developing eco-friendly polymer alternatives and green chemistry solutions.
Lithium Extraction
Electroflow Technologies Inc. is a United States-based startup focused on direct lithium extraction, refinement, and the conversion of low-concentration brines into battery materials using an electrochemical process. The company develops technology designed to streamline and decarbonize the lithium chemical supply chain.
Consumer Durables
Core8 develops cloud-based software-as-a-service solutions for data integration, automation of workflows, and related online platforms.
Nanotechnology
Forge Nano, Inc. is a nanotechnology research company based in Thornton, Colorado. It provides a scalable, adaptable nano-scale coating platform that strengthens materials and recently secured funding to scale U.S. battery technology.
Biologicals and Crop Input
Native Microbials is a biotechnology company based in San Diego, California, that provides science-driven microbial solutions to enhance animal health and support livestock farmers and pet owners.
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