Top 6 Sodium-ion Battery Companies in 2025

Sodium-ion batteries are becoming a promising alternative in the energy storage and electric vehicle (EV) markets, driven by their cost-effectiveness and safer material composition. Here’s an in-depth look at the top 6 Sodium-ion Battery companies making significant progress in 2025.

1. Contemporary Amperex Technology Co., Limited (CATL)

CATL remains a dominant force in the battery industry. In 2024, it introduced its second-generation Sodium-ion Battery, showcasing improvements in energy density and temperature resilience. These batteries deliver reliable performance at temperatures as low as -40°C. With mass production set for 2025, CATL aims to revolutionize energy storage and transportation systems globally.

2. HiNa Battery Technology Co., Ltd.

HiNa Battery Technology has established itself as a leader in sodium-ion energy solutions. The company supplied the world’s first 100MWh sodium-ion energy storage project in 2024. By producing multiple cell formats like prismatic, blade, and cylindrical, HiNa caters to diverse market needs, offering fast-charging batteries with an impressive cycle life.

3. Altris AB

Altris AB, a Swedish innovator, specializes in sodium-ion batteries for stationary energy storage. In partnership with Clarios, the company has expanded into the automotive sector. Altris secured funding to establish a pilot production facility and continues collaborating with Polarium to integrate its technology into broader energy storage applications. These strategic moves position the company as a key player in the industry.

4. Faradion Limited

Faradion is a pioneer in Sodium-ion Battery technology, focusing on sectors like grid storage and Electric Vehicles. Their batteries are noted for their safety, long lifespan, and reliable performance across a broad temperature range. As of 2025, Faradion continues to advance its non-aqueous sodium-ion technology to meet the growing demand for sustainable energy storage solutions.

5. TIAMAT SAS

Based in France, TIAMAT SAS develops sodium-ion batteries for Electric Vehicles and large-scale energy storage. The company is supported by Stellantis Ventures and plans to establish a production facility in France. With innovative solutions tailored to various applications, TIAMAT is expanding its presence in the global Sodium-ion Battery market.

6. Natron Energy

US-based Natron Energy focuses on industrial applications such as data centers and telecoms. The company’s sodium-ion batteries stand out due to their high power density, rapid recharging, and robust safety standards. Natron is currently working on a 100MWh Sodium-ion Battery project, further solidifying its position in the industry.

Key Advantages of Sodium-Ion Batteries

Sodium-ion batteries rely on abundant raw materials, making them cost-effective and sustainable. They are safer than their Lithium-ion counterparts due to a lower risk of thermal runaway. These features make them ideal for applications like grid storage, Electric Vehicles, and remote energy systems.

In conclusion, Sodium-ion Battery technology is advancing rapidly, backed by industry leaders like CATL, HiNa, and Faradion. As production ramps up and applications expand, sodium-ion batteries are poised to play a vital role in meeting global energy demands in 2025 and beyond.

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