Companies in Energy Storage Tech
There are 11,398 companies in Energy Storage Tech which include Wallbox, IONITY, A123 Systems, Proterra, Lohum. 3,104 companies in Energy Storage Tech are funded, with 1,477 having secured Series A funding. Till date, the sector has seen the creation of 33 Unicorns. United States has the most number of companies in Energy Storage Tech (2,296), followed by China
(1,863), and then India (1,398).
2026 has seen the creation of 88 Energy Storage Tech companies. On average, the last 10 years have seen 560 new companies launched every year. Most number of Energy Storage Tech startups have been founded by alumni from Stanford University, Massachusetts Institute of Technology and University of California (Berkeley).
Here is a List of top companies in Energy Storage Tech
1. Wallbox
Provider of electric-vehicle charging solutions. It designs and manufactures electric-vehicle plug-in charging solutions for personal and commercial purposes. It offers various products offers compact charging solutions for cars, and copper can be used for commercial purposes and semi-public use. It offers touchscreen-enabled charging solutions at corporate parking and others. The mobile application is available for android users.
Key facts about Wallbox
- Founded Year: 2015
- Location: Barcelona (Spain)
- Stage: Public
- Total Funding till date: $70.2M
- Investors: Cathay Innovation, Seaya and 18 Others
- Latest Funding Round: Post IPO, Jul 04, 2026, $*****
- Tracxn Score: 78/100 What is this?
- Competitors Rank: 1 of 1,927 Competitors
2. IONITY
Network providing high power charging stations for electric vehicle drivers. The facilities enable rapid energy replenishment for battery electric vehicles. Users access charging infrastructure through mobile applications or direct payment methods at the site. The service supports various vehicle brands and provides subscription options for frequent users to manage charging costs.
Key facts about IONITY
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3. A123 Systems
Manufacturer of automotive lithium-ion batteries. Its products include lithium-ion batteries for motorsports & commercial vehicles. It also provides services to industrial sectors.
Key facts about A123 Systems
- Founded Year: 2001
- Location: Hangzhou (China)
- Stage: Public
- Total Funding till date: $201M
- Investors: General Electric, DOE and 19 Others
- Latest Funding Round: Post IPO, May 24, 2012, $*****
- Tracxn Score: 76/100 What is this?
- Competitors Rank: 1 of 1,511 Competitors
4. Proterra
Manufacturer of battery systems for heavy duty and commercial vehicles. The company provides energy storage solutions for various transportation sectors, including transit, school, and specialty vehicles, as well as off-highway, mining, and maritime equipment. Offerings include battery pack engineering, integration services, aftermarket parts, and technical support to assist manufacturers in transitioning to zero-emission operations. Battery configurations are designed to provide energy density and scalability for diverse industrial and transport applications.
Key facts about Proterra
- Founded Year: 2004
- Location: Burlingame (United States)
- Stage: Public
- Total Funding till date: $858M
- Investors: Kleiner Perkins, GM Ventures and 38 Others
- Latest Funding Round: Series H, Oct 15, 2020, $*****
- Tracxn Score: 76/100 What is this?
- Competitors Rank: 2 of 763 Competitors
5. Lohum
Sustainable critical minerals and advanced materials producer. It is focused on strengthening global supply chains through innovative recycling, refining, and resource recovery technologies. Supporting the energy transition, advanced electronics, healthcare, aerospace, and industrial sectors, the organization delivers high-purity materials including lithium, nickel, cobalt, copper, zinc, silicon, rare earth elements, and platinum group metals. It helps businesses achieve regulatory compliance, material traceability, and circular economy goals. Through advanced recovery processes, digital transparency systems, and a commitment to sustainability, the organization is driving resource independence, reducing waste, and creating a reliable supply of critical materials for a net-zero future.
Key facts about Lohum
- Founded Year: 2018
- Location: Noida (India)
- Stage: Series C
- Total Funding till date: $135M
- Investors: Baring Private Equity Partners, Cactus Partners and 132 Others
- Latest Funding Round: Series C, Jul 28, 2026, $*****
- Tracxn Score: 76/100 What is this?
- Competitors Rank: 1 of 89 Competitors
