BEI Corp
PrivateLast Round
Series B
Aug 21, 2026
Est. Valuation
$75.2M
Total Funding Raised
$57.4M
Momentum
Top 1%
of companies Caplight tracks
Company Overview
BEI Corp is a battery manufacturer that develops high-energy density anode-free lithium metal batteries for unmanned aerial vehicles, robotics, and defense applications.
Sector
Energy & Sustainability
Verticals
Energy Storage, Advanced Materials, Defense Tech, Drones & UAVs
Business Model
B2B
Customer Profile
Hardware Sales
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
BEI Corp Comparables
Compare BEI Corp with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Sion Power | 79% | |
| PolyPlus Battery Company | 76% | |
| Amprius Technologies | 76% | |
BEI Corp Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Aug 21, 2026 | ||||
| Series B | Jul 7, 2026 | ||||
| Debt | Sep 1, 2025 | ||||
| Series A Extension | Dec 1, 2024 | ||||
| Series A | Nov 1, 2024 |
Key People
Founding team and executive leadership
BEI Corp Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Welcome Ventures | Series B |
| KC Investment Partners | Series B |
| Premier Partners | Series B |
| ES Investor | Series B, Series A Extension |
| Korea Development Bank | Series B |
| Korea SMEs and Startups Agency | Series A Extension |
| SJ Investment Partners | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
$20M round with participation from Ecopro Partners and In-Q-Tel.
- Jul 28, 2026
Grew 21% QoQ, from 19 to 23 employees.
BEI Corp Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about BEI Corp's valuation, stock price, and market status.