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ESS Tech

GWH

ESS Tech, Inc. is a long-duration energy storage company that designs and manufactures iron flow batteries for grid-scale and commercial applications.

Market cap
$22.6M-6.8%

Table of contents

Earnings

Next report

Aug 13, 2026 (In 2 weeks)
Revenue estimate$100.0K
EPS estimate-$0.44

Competitors

Profile

ESS Tech, Inc. is a long-duration energy storage company that designs and manufactures iron flow batteries for grid-scale and commercial applications. The company's core value proposition centers on an environmentally sustainable technology utilizing earth-abundant materials like iron, salt, and water to provide non-flammable energy storage without capacity fade over a 20,000-cycle life. Their solutions are specifically engineered to address the need for energy delivery durations exceeding eight hours, supporting the global transition to renewable energy and grid reliability.

Competitive position

ESS is an early mover in the long-duration iron flow battery market, positioning itself as a safer and more sustainable alternative to lithium-ion for durations over eight hours.

GeographiesUnited States, Australia, European Union
Customer segmentsUtility-scale energy providers, Industrial enterprises, Infrastructure developers
Business modelManufacturing, Equipment Sales, Service and Maintenance
SuppliersSuppliers of polypropylene, iron, and potassium chloride, Manufacturers of bipolar plates, frames, and separators, Providers of power electronics and injection molded parts
CustomersGrid operators, Renewable energy project developers, Commercial facility managers, Critical infrastructure operators
Listed2021
Employees231.0
CEODrew Buckley
Websiteessinc.com
FilingsSEC EDGAR

Questions, answered.

What is ESS Tech's market cap?
ESS Tech (GWH) has a market capitalization of $22.6M and trades on NYSE.
Who are ESS Tech's competitors?
ESS Tech's key competitors include Eos Energy Enterprises, Inc., Energy Vault, Tesla, Inc., and others. These companies compete in similar markets and product categories.
Who does ESS Tech partner with?
ESS Tech's notable partners include Honeywell International Inc., SoftBank Group Corp., OneBeacon Insurance, and others.
Where is ESS Tech headquartered?
ESS Tech is headquartered in United States of America and employs approximately 231 people. It has been publicly traded since 2021.