The Global Solid Ionic Conductors Market was valued at USD 748.5 Million in 2025 and is projected to reach USD 1,624.1 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 9.1% during the forecast period (2026–2034). This growth is being driven by the accelerating global transition to electric vehicles, rising demands for safer battery technologies from emerging energy storage applications, and the rapid adoption of solid-state electrolytes across automotive, consumer electronics, and renewable energy sectors.

As the energy storage industry transforms toward safer operations, higher energy density, and scalable sustainable technologies, the spotlight is on the key material innovators who are driving breakthroughs in ionic conductivity, manufacturing efficiency, and interface stability. In this blog, we profile the Top 10 Companies in the Solid Ionic Conductors Industry—a mix of pioneering startups, established battery specialists, and advanced materials developers shaping the future of global solid-state energy solutions.

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🔟 1. Sakti3 Inc.

Headquarters: Ann Arbor, Michigan, USA
Key Offering: Solid-state lithium-ion electrolytes, high-density battery prototypes

Sakti3 Inc. is a trailblazing developer in the solid ionic conductors space, focusing on next-generation solid-state batteries that eliminate liquid electrolytes for enhanced safety and performance. Acquired by Dyson, the company has advanced proprietary lithium solid electrolytes with exceptional ionic conductivity, targeting applications in consumer electronics and electric vehicles. Their technology addresses key challenges like dendrite suppression and high-temperature stability, making it suitable for compact, high-power devices where traditional batteries fall short.

Innovation Initiatives:

• Development of scalable solid electrolyte deposition processes

• Collaborations with consumer product giants for integration testing

• Focus on achieving room-temperature ionic conductivity above 10 mS/cm

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9️⃣ 2. Infinite Power Solutions Inc.

Headquarters: Littleton, Colorado, USA
Key Offering: Thin-film solid-state batteries, polymer-ceramic hybrid conductors

Infinite Power Solutions Inc., now part of Apple’s ecosystem following acquisition, specializes in micro-energy solid ionic conductors for thin-film batteries. Their technology powers wearable devices and sensors with solid electrolytes that offer long cycle life and hermetic sealing. By leveraging amorphous solid conductors, the company enables miniaturization without compromising safety, serving markets where space and reliability are paramount.

Innovation Initiatives:

• Optimization of nano-structured solid electrolytes for IoT devices

• Partnerships for integration into medical implants and wearables

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8️⃣ 3. Ilika Plc.

Headquarters: Southampton, United Kingdom
Key Offering: Stereax solid-state batteries, ceramic-based ionic conductors

Ilika Plc. stands out in Europe as a leader in miniature solid-state batteries using thin-film solid ionic conductors. Their Stereax platform features lithium phosphorus oxynitride (LiPON) electrolytes, ideal for medical devices and aerospace sensors. The company’s focus on low-temperature fabrication processes ensures compatibility with sensitive electronics, driving adoption in high-reliability sectors.

Innovation Initiatives:

• Expansion of ceramic conductor capacity for medtech applications

• Regulatory approvals for implantable device electrolytes

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7️⃣ 4. Johnson Battery Technologies Inc.

Headquarters: Phoenix, Arizona, USA
Key Offering: Protected lithium electrodes with solid polymer conductors

Johnson Battery Technologies Inc. excels in developing solid ionic conductors paired with lithium-metal anodes, enhancing energy density for EV and grid storage. Their polymer-based electrolytes mitigate dendrite growth, offering a pathway to commercial solid-state batteries with superior safety profiles compared to liquid alternatives.

Innovation Initiatives:

• Targets for 500 Wh/kg energy density in prototype cells

• Joint ventures with automotive OEMs for pilot production

Download FREE Sample Report: Solid Ionic Conductors Market – View in Detailed Research Report

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6️⃣ 5. Polyplus Battery Company

Headquarters: Berkeley, California, USA
Key Offering: Lithium-metal protected anodes, solid electrolyte interlayers

Polyplus Battery Company is renowned for its pathfinding protected lithium technologies incorporating thin solid ionic conductor layers. These materials prevent electrolyte decomposition and enable lithium-metal anodes, boosting battery performance for EVs and aerospace. Their innovations bridge the gap between research and manufacturing scalability.

Innovation Initiatives:

• Deployment of nano-laminate solid conductor films

• Net-zero lithium loss mechanisms for extended cycle life

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5️⃣ 6. Excellatron Solid State LLC

Headquarters: San Antonio, Texas, USA
Key Offering: High-power solid-state cells, lithium-ion solid conductors

Excellatron Solid State LLC delivers ultra-thin solid ionic conductors for high-rate discharge batteries used in defense and power tools. Their multi-layer ceramic-polymer hybrids achieve high ionic conductivity at ambient temperatures, outperforming conventional systems in power density.

Innovation Initiatives:

• Current output exceeding 25C rates in prototypes

• Targets net-zero Scope 3 emissions in supply chain

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4️⃣ 7. BrightVolt

Headquarters: Seattle, Washington, USA
Key Offering: Flexible solid polymer electrolytes, thin rechargeable batteries

BrightVolt leads in flexible solid ionic conductors for bendable electronics and wearables. Their solvent-free polymer electrolytes enable lightweight, safe power sources compatible with printing processes, revolutionizing form factors in consumer tech.

Innovation Initiatives:

• Production of over 100 million flexible battery units annually

• Expansion into EV pouch cell electrolytes

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3️⃣ 8. Prieto Battery

Headquarters: Fort Collins, Colorado, USA
Key Offering: 3D lithium-ion architecture, copper foam solid conductors

Prieto Battery pioneers 3D battery designs with solid ionic conductor skeletons, maximizing surface area for faster charging and higher capacity. This unique approach reduces weight and volume, targeting aerospace and automotive high-performance needs.

Innovation Initiatives:

• Indigenous 3D electrolyte scaffolding research

• Collaborations to scale production for grid storage

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2️⃣ 9. Cymbet Corporation

Headquarters: Elk River, Minnesota, USA
Key Offering: EnerChip thin-film solid-state batteries, ceramic solid conductors

Cymbet Corporation is a veteran in solid ionic conductors, shipping millions of EnerChip microbatteries with fully solid electrolytes for sensors and backups. Their manufacturing prowess supports high-volume production of reliable, non-volatile power sources.

Innovation Initiatives:

• Aims for 800 Wh/L volumetric density

• Major supply chain expansion for IoT ecosystems

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1️⃣ 10. BrightVolt

Headquarters: Seattle, Washington, USA
Key Offering: Polymer solid ionic conductors, flexible battery solutions

BrightVolt tops the list as a leader in polymer-based solid ionic conductors, supporting flexible and printed batteries for wearables, drones, and EVs. Their end-to-end solutions emphasize safety, recyclability, and seamless integration, powering thousands of operators worldwide.

Innovation Initiatives:

• Comprehensive solid electrolyte ecosystems for carriers

• Strategic alliances with device makers and researchers

Get Full Report Here: Solid Ionic Conductors Market – View in Detailed Research Report

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🌍 Outlook: The Future of Solid Ionic Conductors Is Safer and More Efficient

The solid ionic conductors market is undergoing a dynamic shift. While liquid electrolytes still dominate in volume, the industry is investing billions in solid-state alternatives, advanced material synthesis, and scalable production networks.

📈 Key Trends Shaping the Market:

• Rapid capacity expansion for polymer and ceramic conductors in Asia, EU, and US

• Regulatory mandates for solid-state batteries in EVs by 2030

• Digital twins for optimizing electrolyte interfaces and manufacturing

• Battery maker alliances for accelerating commercialization

Get Full Report Here: Solid Ionic Conductors Market – View in Detailed Research Report

The companies listed above are not only powering advanced energy storage—they’re spearheading the solid-state revolution in batteries.