Ion Storage Systems
PrivateLast Round
Early Funding
Nov 15, 2024
Total Funding Raised
$85.7M
Company Overview
Ion Storage Systems is a battery technology company that develops solid-state batteries optimized for specific applications, featuring a unique design of two sponges surrounding a thin ceramic separator made from low-cost, non-flammable materials, ensuring safety and compactness for consumer electronics and electric vehicles while meeting the rigorous demands of the defense and aerospace sectors.
Sector
Energy & Sustainability
Verticals
Energy Storage, Advanced Materials, Electric Vehicles, Defense Tech, Consumer Electronics
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Ion Storage Systems Comps
Public and private peers based on sector, stage, and business model.
Ion Storage Systems Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Early Funding | Nov 15, 2024 | ||||
| Grant | Aug 6, 2024 | ||||
| VC Round | Jun 26, 2024 | ||||
| Series A Extension | Dec 13, 2023 | ||||
| Series A | Jun 7, 2022 | ||||
Seed | Jun 10, 2019 |
Key People
Founding team and executive leadership
Ion Storage Systems Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| NOVA by Saint-Gobain | Series A Extension |
| Leonid Capital Partners | Early Funding |
| TEDCO | Grant |
| Climate Capital | Series A |
| Maryland Department of Commerce | Grant |
| Toyota Ventures | Series A |
| Saint-Gobain | VC Round, Series A Extension |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 13, 2025
Launched first commercial solid-state battery for consumer electronics.
- May 14, 2025
Recognized for pioneering safer, more powerful, and recyclable solid-state batteries.
Ion Storage Systems 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 Ion Storage Systems's valuation, stock price, and market status.
