Factorial Energy Inc.
PublicFactorial Energy Inc. is now publicly traded
The data on this page reflects Factorial Energy Inc.'s private-market history up to the point it went public, including its funding rounds, valuation, and investors.
Last Round
PIPE
Jun 8, 2026
Est. Valuation at Exit
$1.3B
Total Funding Raised
$476.26M
Company Overview
Factorial Energy Inc. operates in Energy and is based in Billerica, Massachusetts. It has raised $476.26M.
Factorial Energy Inc. is an electrical equipment company that develops and manufactures advanced solid-state battery technology for electric vehicles, defense, and energy storage applications.
Sector
Energy
Verticals
CleanTech, Climate Tech, Manufacturing, Nanotechnology
AI Layer
Application
Factorial Energy Inc. Comparables
Compare Factorial Energy Inc. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| QuantumScape | 89% | |
| Solid Power | 88% | |
| SES | 88% |
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Factorial Energy Inc. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| PIPE | Jun 8, 2026 | ||||
| Reverse Merger | Jun 8, 2026 | ||||
| Corporate Funding | Mar 10, 2026 | ||||
| Series D | Jan 20, 2022 | ||||
| Corporate Funding | Oct 28, 2021 | ||||
Early Funding | Apr 20, 2021 |
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Key People
Founding team and executive leadership
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Factorial Energy Inc. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Massachusetts Development Finance Agency | Debt |
| Stellantis Ventures | Series D |
| WAVE Equity Partners | Series A, Early Funding, Series B |
| Gatemore Capital Management | Early Funding |
| NXT Ventures | Series B |
| Mercedes-Benz | Series D |
| Helios Climate Ventures | Series B |
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Recent news
Latest coverage and updates
- has_lossNov 10, 2026
Factorial Energy, Inc. reports a $1.8M gross loss for Q3 '26, nearly all of which is attributed to an inventory write-down.
- has_revenueNov 10, 2026
Factorial Energy, Inc. generates $26K in first commercial revenue from cells shipped to a United States drone maker in Q3 '26, earlier than its prior 2027 timeline.
- has_issues_withNov 10, 2026
In Q3 '26, Factorial Energy, Inc. reports a $1.8 million gross loss, nearly all of which Wei attributes to an inventory write-down because early production volumes and higher material prices make its cells cost more to produce than expected sale proceeds.
- partners_withSep 21, 2026
On Sep 18th '26, Factorial Energy, Inc. and Mitsui Kinzoku Company announce a strategic partnership to support industrialization of the Solstice all-solid-state battery platform and accelerate next-generation battery development.
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Factorial Energy Inc. Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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