Alsym Energy
PrivateLast Round
Grant
Nov 6, 2026
Total Funding Raised
$78M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Alsym Energy operates in Energy & Sustainability and is based in Malden, Massachusetts. Its latest recorded funding round was a Series C round in February 2024.
Alsym Energy is a clean technology company that develops non-flammable, non-toxic, and lithium-free rechargeable sodium-ion battery solutions for stationary storage, maritime shipping, and electric vehicles.
Sector
Energy & Sustainability
Verticals
Energy Storage, Electric Vehicles, Maritime & Shipping, Clean Manufacturing, Advanced Materials
Business Model
B2B
Customer Profile
Hardware Sales
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Alsym Energy Comparables
Compare Alsym Energy with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| UNIGRID Battery | 85% | |
| Tiamat Energy | 84% | |
| Altris | 84% |
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Alsym Energy Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Nov 6, 2026 | ||||
| Series C | Feb 7, 2024 |
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Key People
Founding team and executive leadership
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Alsym Energy Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Thrive Capital | Series C |
| General Catalyst | Series C |
| NYSERDA | Grant |
| DRADS Capital | Series C |
| Thomvest Ventures | Series C |
Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 7, 2026
Designing and testing a 10 kWh nonflammable sodium-ion prototype with RIT.
- Nov 7, 2026
Partnering with Rochester Institute of Technology on battery prototype.
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Recent news
Latest coverage and updates
- receives_financingNov 7, 2026
Alsym Energy Inc. receives more than $290K to design and test a 10 kWh nonflammable sodium-ion prototype with Rochester Institute of Technology's Battery Development Center in New York.
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Alsym Energy Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
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Frequently Asked Questions
Common questions about Alsym Energy's valuation, stock price, and market status.
Is Alsym Energy a public or private company?
Alsym Energy is a private company.
What is the current stock price of Alsym Energy?
Alsym Energy is a private company, so its shares have no public market price. Caplight tracks Alsym Energy's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Alsym Energy worth (valuation)?
Valuation information for Alsym Energy is not publicly available.
Can I buy Alsym Energy stock?
Alsym Energy shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Alsym Energy's last funding round?
Alsym Energy's most recent funding round was Grant on November 6, 2026.
Who are the main investors in Alsym Energy?
Key investors in Alsym Energy include General Catalyst, NYSERDA.
Will Alsym Energy IPO soon?
No public IPO plans have been announced for Alsym Energy.
How can I track Alsym Energy secondary market activity?
Caplight tracks bids, offers, and trades in Alsym Energy's shares on secondary markets.