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Sepion Technologies

EnergySeries B

Advanced lithium-metal batteries for next-generation energy storage

🌐 www.sepiontech.comLinkedIn📍 CAEst. 2014👥 11-50 employees
1Rounds
0Articles
General InformationSepion Technologies is a California-based energy storage company founded in 2014 that develops advanced lithium-metal battery technology, with an estimated 11-50 employees focused on next-generation electrolyte and battery cell innovations.
Funding & FinancialsThe company has raised approximately $30-40 million across multiple rounds including Series B funding, with backing from venture investors focused on advanced materials and battery technology.
Leadership & TeamSepion was founded by Rajeswar Bhat and team members with expertise in electrochemistry and materials science, though specific current executive roster details are limited in public sources.
Recent ActivityRecent activity has focused on scaling manufacturing capabilities and development partnerships with automotive OEMs and energy storage integrators to commercialize their lithium-metal battery platform.

Highlights

Total Raised
1 rounds
Latest Round
$10
Apr 13, 2026
Stage
Series B
energy
Employees
11-50
Founded 2014
Headquarters
CA
News Coverage
Talent Signals
SEC Filings

Backers

ACVC Partners
Catalus Capital
Chailease
Fine Structure Ventures
Impact Science Ventures
Syensqo Ventures
Volo Earth Ventures
W.L. Gore & Associates

Funding History

$10
2026
Series B
SEC Form D   Editorial
Apr 13, 2026
$10 millionSeries B · Editorial

Investors: Fine Structure Ventures, W.L. Gore & Associates, Syensqo Ventures, Volo Earth Ventures, Chailease, Catalus Capital, Impact Science Ventures, ACVC Partners

Advanced polymer coatings company for lithium-ion batteries and next-generation chemistries closed $10 million Series B financing.

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