Top 10 Startups, developing energy-efficient batteries

Updated: February 25, 2024

Battery startups are actively engaged in developing advanced battery technologies, including lithium-ion batteries, solid-state batteries, and flow batteries, with a focus on improving energy density, charging speed, lifespan, and safety, enabling the widespread adoption of electric vehicles, grid-scale energy storage, and portable electronic devices, thereby revolutionizing energy storage capabilities and accelerating the transition to a more sustainable and decarbonized energy ecosystem.
1
Country: USA | Funding: $20.2B
Tesla accelerates the transition to electric mobility with a full range of increasingly affordable electric cars. Tesla also produces Solar Roof, home batteries and operates large solar stations with energy storage.
2
Country: Sweden | Funding: $13.8B
Northvolt manufactures Li-ion battery cells for electric vehicles.
3
Country: France | Funding: €3B
Verkor manufactures low-carbon batteries, targeting the electric mobility markets.
4
Country: USA | Funding: $1.5B
QuantumScape is a renewable energy company that develops solid-state battery technology to increase the range of electric cars.
5
Country: Luxembourg | Funding: $981.3M
A Nordic solution to accelerating demand for green batteries
6
Country: USA | Funding: $980.5M
Sila Nanotechnologies is a provider and manufacturer of revolutionary car batteries.
7
Country: USA | Funding: $866.6M
Romeo Power is an energy design and manufacturing powerhouse that created the most energy dense battery packs in the world.
8
Country: USA | Funding: $756.2M
Group14 Technologies is a battery storage technology company that develops silicon-carbon composite materials for lithium-ion markets.
9
Country: USA | Funding: $600.1M
SolidEnergy (SES) manufactures rechargeable cells at a pilot scale for prototype demonstration and specialized aerospace markets.
10
Country: USA | Funding: $600.1M
SES is a manufacturer and developer of Hybrid Li-Metal Batteries for electric vehicles.
11
Country: USA | Funding: $582M
Swell is a residential energy storage developer and aggregator.
12
Country: USA | Funding: $390M
Our Next Energy is a developer of innovative energy storage solutions to expand access to sustainable power.
13
Country: USA | Funding: $387.2M
Solid Power is an industry-leading developer of the next-generation of all solid-state rechargeable batteries.
14
Country: USA | Funding: $368.6M
Lilac Solutions offers an ion exchange technology to address the challenges faced by lithium producers.
15
Country: Estonia | Funding: €313.3M
Skeleton Technologies is a manufacturer and developer of high energy and power density ultracapacitors.
16
Country: UK | Funding: $330.9M
Nexeon is an electronics company that develops and manufactures lithium-ion batteries to reduce carbon anode energy inefficiency.
17
Country: USA | Funding: $305M
Amprius develops an anode out of silicon nanowires for lithium-ion batteries.
18
Country: USA | Funding: $240M
Factorial Energy is developing solid-state battery technology for use in electric vehicles.
19
Country: USA | Funding: $223.6M
Lilac has created a unique ion exchange technology that can lower the cost of lithium production while increasing the speed.
20
Country: Israel | Funding: $206.5M
StoreDot develops quick-charging battery to replace the lithium-ion components used on phones, electric cars, military drones and other un-wired devices.
21
Country: USA | Funding: $182.3M
Aquion Energy is a company that manufactures sodium ion batteries and energy storage systems.
22
Country: Norway | Funding: $179.9M
Morrow Batteries is to develop and manufacture the world’s most cost-effective and sustainable battery cells.
23
Country: Germany | Funding: $169.2M
Sonnen is a German-based pioneer for intelligent lithium based energy storage. The sonnenBatterie is not just a battery, it's an intelligent storage system that automatically adjusts the energy usage in your household. In combination with solar panels the sonnenBatterie will enable you to supply yourself with clean energy – thus making you independent and protecting you from energy price hikes.
24
Country: USA | Funding: $160M
Wildcat Discovery Technologies is a developer of materials for the use in batteries.
25
Country: USA | Funding: $145M
Sion Power develops and commercializes advanced energy storage technologies, particularly lithium-sulfur (Li-S) batteries.
26
Country: USA | Funding: $134.2M
American Battery Technology Company is uniquely positioned to supply low-cost, low-environmental impact, and domestically sourced battery metals through its three divisions: lithium-ion battery recycling, primary battery metal extraction technologies, and primary resources development.
27
Country: USA | Funding: $114.9M
Natron Energy is an early-stage start up company based in the San Francisco Bay Area.
28
Country: USA | Funding: $114.4M
EcoFlow develops outdoor portable energy storage solutions.
29
Country: USA | Funding: $112M
EnerVenue provides metal-hydrogen batteries for large-scale renewable and storage applications.
30
Country: Norway | Funding: €90M
Vianode is a producer of sustainably engineered battery materials.
31
Country: USA | Funding: $94.9M
Nanotech Energy claims to be “the world’s top supplier of graphene” and plans to release a non-flammable, environmentally friendly lithium battery that can charge 18 times faster than anything that is currently available on the market
32
Country: USA | Funding: $89.5M
NanoGraf is building batteries that operate at extreme temperatures and after they've been crushed or punctured. These batteries are used in Defense applications.
33
Country: USA | Funding: $87.1M
Mitra Chem is a lithium-ion battery material manufacturing company that innovates and commercializes iron-based cathode materials.
34
Country: UK | Funding: $83.6M
Nyobolt is a developer of high-powered battery technology used to serve automotive applications.
35
Country: Germany | Funding: $74.4M
Twaice is the new analytics platform for Battery Data. The company build virtual battery models and constantly collect data with smart control units. This platform provides all battery data in one place, offer on-demand reports, and predictive diagnostics. This indeed simplifies battery testing, improve lifetime and prevent downtimes.
36
Country: Germany | Funding: €65.1M
VoltStorage is an electric storage device that can store clean solar power during the day to power your home at night. It will save you a lot of money, protect the environment and help to stabilize the grid.
37
Country: South Korea | Funding: $68.7M
Standard Energy is a vanadium ion battery developer. Vanadium ion batteries have high energy, performance and safety, but they are not as compact as lithium ion batteries.
38
Country: USA | Funding: $62M
Sakuu uses 3D Printing to manufacture solid-state lithium-ion batteries intended to store electricity efficiently.
39
Country: Canada | Funding: $61.2M
E3 Metals is a lithium company with the goal of producing battery-quality lithium products to power the growing electrical revolution.
40
Country: USA | Funding: $57M
Electriq Power is a provider of smart home battery storage solution for homes and small businesses.
41
Country: Canada | Funding: $55.7M
Electrovaya manufactures lithium ion batteries and systems for electric vehicles, portable power for industrial electronics and energy storage for smart grids. Its unique manufacturing process is toxin- and emission-free.
42
Country: USA | Funding: $52.5M
Ion Storage Systems is focused on developing the most energy dense, safest batteries that can be deployed in any environment. Breakthroughs in solid state battery technology have led to a battery that meets the mission critical needs for the defense and aerospace industries; and safer more efficient for consumer electronics and electric vehicles.
43
Country: Australia | Funding: A$76M
Vulcan Energy is a junior mineral exploration company that is exploring and developing battery metals projects in Europe.
44
Country: France | Funding: €42.8M
NAWATechnologies has developed an innovative, economically competitive Ultra-Fast Carbon battery, applied nanotechnology.
45
Country: USA | Funding: $43M
Advano's silicon nanoparticles dramatically increase the energy density lithium-ion batteries 30-40% without sacrificing battery life or increasing the battery cost. Better batteries for ioT, consumer electronics, and EVs.
46
Country: USA | Funding: $41.8M
Princeton NuEnergy uses a process developed by researchers who combined expertise from diverse fields to solve a longstanding problem: how to turn spent cathode materials, or the expensive part of a lithium-ion battery, which contain elements such as cobalt, nickel, manganese and lithium, into pristine new cathodes.
47
Country: USA | Funding: $40.6M
Qnovo fundamentally improves the consumer mobile experience by re-imagining one of the most basic foundations of mobility – the battery and how it is charged. Qnovo improves mobile device battery performance with patented adaptive fast charging algorithms to produce tangible consumer, carrier and mobile OEM benefits
48
Country: USA | Funding: $38.6M
Nanoramic Laboratories is an industry-leading energy storage technology company & materials solutions innovator for Neocarbonix™ electrodes
49
Country: USA | Funding: $35.8M
Yotta is developing modular energy storage device designed to reduce cost & expand development of energy storage & solar micro-grids.
50
Country: USA | Funding: $35.8M
Yotta Energy has designed a 1-kWh battery that mounts underneath a roof-mounted solar module.