Ion Storage Systems Overview

  • Year Founded
  • 2015

Year Founded

  • Status
  • Private

  • Employees
  • 71

Employees

  • Latest Deal Type
  • Debt

  • Latest Deal Amount
  • $10M

  • Investors
  • 16

Ion Storage Systems General Information

Description

Developer of solid-state batteries intended to select cathode materials based on application. The company's batteries are designed as two sponges on either side of a thin ceramic separator, made from low-cost materials that are completely non-flammable and are safe, light, and small for consumer electronics and electric vehicles, enabling defense and aerospace industries to meet mission-critical energy dense and safe batteries that can be deployed in any environment.

Contact Information

Ownership Status
Privately Held (backing)
Financing Status
Venture Capital-Backed
Corporate Office
  • 12500 Baltimore Avenue
  • Unit D
  • Beltsville, MD 20705
  • United States
+1 (301)
Primary Industry
Electrical Equipment
Other Industries
Alternative Energy Equipment
Vertical(s)
Corporate Office
  • 12500 Baltimore Avenue
  • Unit D
  • Beltsville, MD 20705
  • United States
+1 (301)

Ion Storage Systems Timeline

2022202320242025
Financing RoundCaptured Employee CountEstimated Employee Growth

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Ion Storage Systems Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
5. Debt - General 13-Nov-2024 $10M Completed Generating Revenue
4. Later Stage VC (Series A3) 01-Jul-2024 Completed Generating Revenue
3. Grant 10-Jul-2023 Completed Product Development
2. Later Stage VC (Series A) 09-Jun-2022 $30M $38M Completed Product Development
1. Seed Round 10-Jul-2019 $8M $8M Completed Product Development
To view Ion Storage Systems’s complete valuation and funding history, request access »

Ion Storage Systems Cap Table

Stock # of Shares
Authorized
Par Value Dividend Rate (%) Original
Issue Price
Liquidation Liquidation
Pref. Multiple
Conversion Price % Owned
Series A-3
Series A-2
Series A-1 7,252,505 $0.000100 6% $2.01 $2.01 1x $2.01 16.82%
Seed 10,653,428 $0.000100 6% $0.75 $0.75 1x $0.75 24.71%
To view Ion Storage Systems’s complete cap table history, request access »

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Opportunity Score

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Ion Storage Systems Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Developer of solid-state batteries intended to select cathode materials based on application. The company's batteries ar
Electrical Equipment
Beltsville, MD
71 As of 2025

Hayward, CA
 

Lod, Israel
 
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Ion Storage Systems Competitors (21)

One of Ion Storage Systems’s 21 competitors is Primus Power, a Venture Capital-Backed company based in Hayward, CA.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Primus Power Venture Capital-Backed Hayward, CA
Phinergy Formerly VC-backed Lod, Israel
Sungrow Power Supply Formerly VC-backed Hefei, China
Solid Power Formerly VC-backed Louisville, CO
QuantumScape Battery Formerly VC-backed San Jose, CA
You’re viewing 5 of 21 competitors. Get the full list »

Ion Storage Systems Patents

Ion Storage Systems Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
EP-4437609-A1 Anode side sealing for battery cells having porous ceramic layers Pending 24-Nov-2021
US-20250030127-A1 Anode side sealing for battery cells having porous ceramic layers Pending 24-Nov-2021

Ion Storage Systems Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

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Ion Storage Systems Investors (16)

Investor Name Investor Type Holding Investor Since Participating Rounds
Saint-Gobain Corporation Minority
TEDCO Venture Capital Minority
U.S. Department of Energy Government
Alumni Ventures Venture Capital Minority
Bangchak Corporation Corporation Minority
You’re viewing 5 of 16 investors. Get the full list »

Ion Storage Systems FAQs

  • When was Ion Storage Systems founded?

    Ion Storage Systems was founded in 2015.

  • Where is Ion Storage Systems headquartered?

    Ion Storage Systems is headquartered in Beltsville, MD.

  • What is the size of Ion Storage Systems?

    Ion Storage Systems has 71 total employees.

  • What industry is Ion Storage Systems in?

    Ion Storage Systems’s primary industry is Electrical Equipment.

  • Is Ion Storage Systems a private or public company?

    Ion Storage Systems is a Private company.

  • What is Ion Storage Systems’s current revenue?

    The current revenue for Ion Storage Systems is .

  • How much funding has Ion Storage Systems raised over time?

    Ion Storage Systems has raised $63M.

  • Who are Ion Storage Systems’s investors?

    Saint-Gobain, TEDCO, U.S. Department of Energy, Alumni Ventures, and Bangchak Corporation are 5 of 16 investors who have invested in Ion Storage Systems.

  • Who are Ion Storage Systems’s competitors?

    Primus Power, Phinergy, Sungrow Power Supply, Solid Power, and QuantumScape Battery are some of the 21 competitors of Ion Storage Systems.

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