Ionobell

A breakthrough technology for producing silicon-dominant batteries at scale.

San Francisco, United States · $11.2M raised

Employees
1–10
Business Model
B2B
Total Funding
$11.2M
Last Round
$7.3M SeedMar 2024
Rounds
2

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

About

Ionobell is a silicon battery materials and licensing company that develops porous nano-particle silicon anode technology for automotive and electronics manufacturers. The company's drop-in solution enables manufacturers to upgrade existing battery production equipment to produce silicon-dominant batteries without massive new capital expenditure, reducing cost per kWh by up to 30% while delivering up to 50% more energy density than conventional graphite anodes. Ionobell's materials, which are 500% more energy-dense than graphite, are designed for both standard Li-ion and solid-state battery designs, and leverage recycled waste materials to reduce environmental impact for industry partners. The company works with major automotive manufacturers across the US to help them reach high-volume silicon battery output.

Summary

Ionobell is a Climate Tech company based in San Francisco, United States. It has raised $11.2M in total across 2 rounds, most recently a $7.3M Seed round in Mar 2024. Investors include Dynamo Ventures and Trucks Venture Capital.

Tech & App Stack

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Funding History

SeedSeed RoundMar 2024
$7.3M

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Funding: Seed through Extension Round. Amounts, valuations, and investors where available.

Investors

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