Eos Energy Storage

IPO

Positively ingenious

Public · New York, United States · Founded 2008 · $471.0M raised

Headquarters
New York, New York
Employees
501–1000
Founded
2008
Business Model
B2B
Website
eose.com
Total Funding
$471.0M
Last Round
SeedJan 2008
Rounds
5
Type
Public

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

About

Eos Energy Enterprises is a U.S. manufacturer of long-duration energy storage systems powered by zinc-based Znyth™ aqueous zinc battery chemistry. Founded in 2008 to overcome the limitations of conventional lithium-ion technology, Eos produces safe, scalable, and sustainable battery systems for utility, industrial, and commercial customers. The company's flagship Indensity™ platform integrates high-density battery configurations with AI-enabled DawnOS controls to support resilient grid operations, renewable integration, and energy independence. Eos designs and manufactures its systems in the United States and went public on NASDAQ (EOSE) in 2020 via a SPAC merger.

Summary

Eos Energy Storage is a Clean Energy company based in New York, United States, founded in 2008. It has raised $471.0M in total across 5 rounds, most recently a Seed round in Jan 2008. Investors include Atlas Credit Partners and NRG Energy.

Tech & App Stack

5 technologies & apps tracked

Every product and vendor across these categories, with where each signal came from.

Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.

Funding & Exit History

IPOJul 2021
$100.0M

Sign up to see all 6 events

Funding: Seed. Amounts, valuations, and investors where available.

Investors

Similar Companies

Crusoe

AI infrastructure company building renewable-powered data centers and cloud compute optimized for...

Denver, United States201–500Artificial Intelligence, Clean Energy
Series FTotal funding$9.4BSep 2026
NorthvoltClosed

Northvolt is a European battery manufacturer on a mission to deliver sustainable lithium-ion batt...

Stockholm, Sweden5001–10000Clean Energy, Manufacturing
Corporate RoundTotal funding$3.4BJun 2021
Base Power

Home battery and energy company that provides distributed power storage to reinforce the electric...

Austin, United States51–200Clean Energy, Clean Tech
Series DTotal funding$2.3BAug 2026
X-EnergyIPO

X-energy develops advanced nuclear reactors and TRISO fuel systems for industrial and utility cus...

Rockville, United States501–1000Clean Energy, Nuclear Energy
Series DTotal funding$2.1BNov 2025
SOLV EnergyIPO

SOLV Energy delivers end-to-end utility-scale solar, battery energy storage, and high-voltage inf...

San Diego, United States1001–5000Clean Energy, Construction
Corporate RoundTotal funding$2.0BSep 2021
XpengIPO

Chinese manufacturer of smart electric vehicles combining AI driving and in-car systems for consu...

Guangzhou, China10001+Automotive, Autonomous Vehicles
Series CTotal funding$1.8BJul 2020

Your company? Embed this profile

Add the live badge to your site — it stays current as your funding data updates.

Eos Energy Storage on Indexed.vc
<a href="https://indexed.vc/companies/eos-energy-storage"><img src="https://indexed.vc/api/badge/company/eos-energy-storage" alt="Eos Energy Storage on Indexed.vc" width="260" height="76" /></a>