We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.
There are 114 start-ups with an aggregate funding of $17.2b. The average funding per company in this subset is $248.8m.
Last update to the database: Feb 18, 2025. See changelog.
Amprius is a Fremont, California-based nanotechnology company developing silicon nanowires for lithium-ion batteries and founded by Mark Platshon and Yi Cui.
6
Funding Rounds
$98.9m
Money raised
Urban Electric Power is a Pearl River, New York-based developer of a zinc manganese dioxide battery technology. The company was spun out of the CUNY Energy Institute in 2013.
1
Funding Rounds
$408.5k
Money raised
Northvolt develops sustainable lithium-ion batteries in conjunction with R&D, industrialization, and recycling to support clean energy.
12
Funding Rounds
$6.9b
Money raised
Coreshell Technologies is engineering liquid-deposited nanolayer coatings for Lithium Ion Batteries.
3
Funding Rounds
$27.8m
Money raised
An electric vehicle technology company making luxury electric vehicles.
4
Funding Rounds
$1.1b
Money raised
A technology manufacturing company making Li-Metal materials, cells, and packs for drones, consumer electronics and automotive applications.
1
Funding Rounds
$34.0m
Money raised
WiBotic is a technology company specializing in wireless charging and power optimization solutions.
5
Funding Rounds
$18.4m
Money raised
Nikola Motor Company is a Phoenix, Arizona-based automotive company founded in 2014 by Trevor Milton.
5
Funding Rounds
$2.7b
Money raised
ESS Inc. is a Wilsonville, Oregon-based developer and provider of long-duration energy storage solutions, including flow-batteries, for utility, microgrid, and off-grid applications.
4
Funding Rounds
$46.2m
Money raised
Ather Energy is a Bangalore, India-based manufacturer of intelligent electric mopeds and public charging infrastructure. Ather Energy operates as a manufacturer of electric scooters.
8
Funding Rounds
$196.9m
Money raised
StoreDot is an Isreal-based company focused on developing EV battery charging tools and technology.
7
Funding Rounds
$226.5m
Money raised
Sila Nanotechnologies is an Alameda, California-based company engineered materials company focused on improving energy storage.
4
Funding Rounds
$875.0m
Money raised
Autogrid Systems is a Redwood City, California-based developer of solutions for organization of energy data, energy analytics, and real-time predictions for actionable energy data.
8
Funding Rounds
$158.8m
Money raised
GBatteries is a sustainable energy company.
6
Funding Rounds
$3.9m
Money raised
Skeleton Technologies is a Tallinn-based energy storage company developing energy storage technology and solutions.
6
Funding Rounds
$61.7m
Money raised
Addionics is creating next-generation batteries through intelligent 3D battery architecture and engineering.
7
Funding Rounds
$73.0m
Money raised
Primus Power is an Hayward, California-based zinc bromine flow battery manufacturer.
1
Funding Rounds
$32.0m
Money raised
Silatronix is a Madison, Wisconsin-based company founded in 2007 by Robert Hamers and Robert West.
12
Funding Rounds
$30.0m
Money raised
Farasis Energy is an electronic manufacturing company focused on lithium-ion battery energy storage systems.
2
Funding Rounds
$790.0m
Money raised
Enevate Corporation is a developer of energy storage technology for lithium-ion battery ecosystems.
6
Funding Rounds
$121.6m
Money raised
Phylion Battery is an industrial company that specializes in manufacturing and selling of power Lithium-ion batteries, research and development.
3
Funding Rounds
$242.4m
Money raised
Energy storage and mobile power generation solutions provider.
2
Funding Rounds
$5.8m
Money raised
Spear Power Systems designs and manufactures advanced lithium-ion energy storage systems for aerospace, defense, industrial, and marine applications.
4
Funding Rounds
$39.7m
Money raised
Brill Power Limited is a company that develops intelligent battery management systems and technology to enhance the lifetime, performance and safety of lithium-ion battery packs.
2
Funding Rounds
$11.1m
Money raised
Brammo was an electric motorcycle developer.
3
Funding Rounds
$53.5m
Money raised
Nexeon is a silicon anodes for next generation lithium-ion batteries founded in 2004 by Paul Atherton.
5
Funding Rounds
$331.9m
Money raised
Battery Resourcers is a company that offers a closed-loop cathode material supply chain solution
5
Funding Rounds
$291.7m
Money raised
Solid Power is an industry developer of all-solid-state batteries.
6
Funding Rounds
$241.8m
Money raised
Prieto Battery, Inc. is a company that focuses on commercializing patented Lithium-ion battery technology.
10
Funding Rounds
$21.3m
Money raised
Gridential Energy is a developing company located in Santa Clara, California.
4
Funding Rounds
$30.0m
Money raised
Vorbeck Materials is a Jessup, Maryland-based company founded by John S. Lettow.
11
Funding Rounds
$45.9m
Money raised
Voltaiq develops a software solution that is able to predict the performance of batteries and battery-powered systems.
4
Funding Rounds
$19.2m
Money raised
Dreamweaver International is a company that produces lithium-ion battery separators, founded by Brian Morin.
3
Funding Rounds
$1.2m
Money raised
EcoFlow is a mobile power company that is reinventing the way the world accesses energy.
3
Funding Rounds
$104.8m
Money raised
ViZn Energy Systems is a company founded in 2009 by Craig Wilkins.
14
Funding Rounds
$82.5m
Money raised
Elegus Technologies is an Ann Arbor, Michigan-based company founded by Long Qian, Siuon Tung, Nicholas Kotov and John Hennessy.
2
Funding Rounds
$100.0k
Money raised
EnerG2 is a manufacturer of energy storage devices founded in 2003 by Chris Wheaton and Rick Luebbe.
4
Funding Rounds
$42.7m
Money raised
Nanoramic Laboratories is a materials solutions innovator and energy storage technology company.
11
Funding Rounds
$82.6m
Money raised
Boston-Power is a company that develops and manufactures next-generation lithium-ion battery cells.
9
Funding Rounds
$370.6m
Money raised
Lilac Solutions is a company founded in 2016 by David Snydacker.
6
Funding Rounds
$282.5m
Money raised
Sakti3 is a company that operates as a leader in the solid state battery technology.
6
Funding Rounds
$50.2m
Money raised
EST-Floattech BV is a Netherlands-based Energy Storage Solutions company.
2
Funding Rounds
$4.3m
Money raised
Geli is a San Francisco-based company founded by Ryan Wartena and Crispell Wagner.
1
Funding Rounds
$750.0k
Money raised
Hyperdrive designs and develops lithium-ion battery systems.
2
Funding Rounds
$15.3m
Money raised
MicroGen Systems is a company that offers solutions for Internet of Things systems
2
Funding Rounds
$1.0m
Money raised
Cymbet Corporation is a microelectronic developing company.
8
Funding Rounds
$57.6m
Money raised
Infinite Power Solutions is a Littleton, Colorado-based company.
9
Funding Rounds
$90.7m
Money raised
NanoGraf Technologies is a Chicago-based company founded in 2012 by Guy Peterson, Cary Hayner, Samir Mayekar and Joshua Lau.
7
Funding Rounds
$19.0m
Money raised
KeraCel develops multi-material 3D additive manufacturing methods for application in active electro-mechanical devices.
1
Funding Rounds
$14.0m
Money raised
Cuberg is a company that is powering the future of mobility.
1
Funding Rounds
Forsee Power is a manufacturing company that designs and builds battery systems for vehicles.
2
Funding Rounds
$66.1m
Money raised
AllCell Technologies designs and manufactures lithium-ion battery packs for portable, stationary, and transportation applications.
1
Funding Rounds
$200.0k
Money raised
Axiom Energy is a Richmond, California-based company developing cooling systems into intelligent, cloud-connected batteries.
3
Funding Rounds
$10.1m
Money raised
Manufacturer of sustainable refrigeration products intended for domestic, commercial, and health care use. The company offers sustainable refrigeration equipment using solar energy to power refrigerators with round-the-clock cooling without access to on-grid electricity.
3
Funding Rounds
$5.9m
Money raised
Tianjin EV Energies Co., Ltd. is a Tianjin, China-based electrical/electronic manufacturing company.
2
Funding Rounds
Contour Energy Systems is a next-generation battery company that is transforming the portable power industry.
6
Funding Rounds
$65.2m
Money raised
BessTech is an electrode design and engineering company.
4
Funding Rounds
$912.3k
Money raised
Ionic Materials is a battery manufacturing company.
1
Funding Rounds
$65.0m
Money raised
Instagrid is a portable battery systems provider founded in 2018.
1
Funding Rounds
$42.3m
Money raised
Petalite is offering EV charging solutions to energy companies, charge point operators, and fleet management companies to help maximize their ROI potential and provide a competitive and reliable charging service for EV drivers.
8
Funding Rounds
$3.6m
Money raised
Voltfang is a green energy storage solutions provider founded in 2020 by Roman Alberti .
5
Funding Rounds
$15.5m
Money raised
Enertech International, Inc. is a South Korea-based manufacturer of batteries founded in 2001.
1
Funding Rounds
Nanotech Energy, Inc. is a company founded in 2014 by Jack Kavanaugh.
4
Funding Rounds
$129.6m
Money raised
Freyr Energy is an Indian rooftop solar developer focusing on residential and small C&I. It fully digitalized the customer journey in order to reduce the cost of acquisition of new clients.
2
Funding Rounds
$2.2m
Money raised
Manufacturer of device to convert classic bike into electronic bike. The company manufactures and sells a set of equipment for converting a conventional bicycle into an electric bike with motor, battery, tire pressure sensors, anti-theft function and can be controlled from smartphone application.
1
Funding Rounds
$35.5k
Money raised
Alelion Energy Systems AB is a company founded by Håkan Sandberg.
2
Funding Rounds
$3.4m
Money raised
Group14 Technologies is a Woodinville, Washington-based battery manufacturing company.
2
Funding Rounds
$418.0m
Money raised
OCSiAl is a company making graphene nanotubes founded in 2010.
7
Funding Rounds
$224.5m
Money raised
Ampcera Inc. is a company founded by Alan Lin, Dawei Liu, Hui Du and Sumin Zhu.
3
Funding Rounds
$1.2m
Money raised