I
Iontra
A charge control solution for current and future lithium and zinc battery formats enabling better performance and safety
About Iontra
Iontra is a technology startup that specializes in advanced battery charging solutions. The company's proprietary Charge Control technology significantly enhances battery performance, potentially doubling or even quadrupling its efficiency. This technology is applicable to any product, regardless of its size, cost, or complexity, and is designed to increase market share for its users.
Read full description
Iontra's technology addresses a fundamental issue in rechargeable batteries: the growth of plating and dendrites on the battery's anode, which reduces usable capacity, battery life, and limits charge speed. By preventing this cell damage, Iontra's technology unleashes the true performance potential of batteries.
The company's solution offers a competitive advantage by improving various aspects of battery performance, including cycle life, charge speed, cold weather charging, and capacity utilization, while maintaining superior safety. It achieves this by making micro-adjustments to charging, reducing resistance, eliminating plating, and enabling safe, high voltage charging across the operating temperature range. This significantly reduces operational risks and makes products safer for customers.
Iontra's technology is battery chemistry agnostic, meaning it can enhance the performance of a wide range of current and next-generation battery technologies. The company's charging algorithm is custom engineered for each customer's product performance goals, ensuring a seamless user experience.
In summary, Iontra operates in the technology market, serving clients who require advanced battery charging solutions. Its business model revolves around the provision of its proprietary Charge Control technology, which enhances battery performance and safety. The company generates revenue by customizing its charging algorithm to meet the specific needs of its customers' products.
At a glance
- Status
- Operational
- Founded
- 2013
- Headquarters
- Centennial, United States
- Employees
- 70
- Open positions
- 1
- Dealroom signal
- 66.2/100
- Sub-industry
- Energy Storage
- Sector
- Energy, Consumer Electronics, Lithium-Ion Batteries, Battery, Sustainable Development Goals, EV Charging, Battery Management System, EV Battery, Climate Tech
- Technology
- Hardware, Deep Tech
- Business model
- Manufacturing, SaaS
- Client focus
- b2b
Latest news
Press, funding announcements and product moves mentioning Iontra.
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES COther financing | Nov 2024 | $45M | $180M | Volta Energy Technologies | ↗ |
| SERIES BOther financing | Jul 2023 | $29M | $190M | Riverstone Holdings · Flag Asset Management · Volta Energy Technologies | ↗ |
Growth signals
Latest recorded traffic for Iontra is 2.8K monthly website visits, down 22.2% over the last three months. Iontra's team declined 22.2% over the past year.
Open positions
Similar companies
Company identity and context are open; selected comparison metrics preview what is available on the platform.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed1 investor entered at this stage
US National Science Foundation
Series A4 investors entered at this stage
Volta Energy Technologies- FGFlag Group
Riverstone Holdings- FMFlag Asset Management
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Iontra on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
See Iontra’s full profile on Dealroom
Request a free trial to see the complete deal history, financials, people graph and growth signals.
Takes under a minute. Already use Dealroom? Log in.







