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ESS

Energy · Wilsonville, United States · Founded 2011 · Public via SPAC 2021

A leading provider of long-duration energy storage solutions ideally suited for C&I, utility, microgrid, and off-grid applications MoreLess

ESS Inc. is a leading provider of long-duration energy storage solutions, primarily serving utilities, developers, microgrid operators, and commercial and industrial (C&I) system owners. The company operates in the renewable energy market, focusing on integrating large-scale battery installations with renewable energy sources to create a decarbonized grid. ESS Inc.'s business model revolves around the development and commercialization of iron-based batteries that offer the lowest overall cost of service for long-duration or multi-cycling requirements. These batteries are designed to be environmentally friendly, using no hazardous materials, which simplifies permitting, containment, handling, and disposal processes. The company's revenue is generated through the sale of its energy storage solutions, which are configurable and can be tailored to meet the specific needs of various users and applications. ESS Inc. was founded in 2012 and has since achieved significant milestones, including being listed on the NYSE under the ticker symbol GWH in 2021.

Keywords: long-duration storage, iron-based batteries, renewable energy, utilities, microgrid, C&I systems, decarbonized grid, low-cost, environmentally friendly, NYSE GWH.

Valuation $27M
Revenue $1.6M
Total funding $100–500M
Team profiled 19 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 6 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

16 investors on ESS's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Seed 1 investor entered at this stage
NYSERDA
Series A 5 investors entered at this stage
Pangaea Ventures
Sand Hill Angels
BASF
IPM Group
Presidio Partners
Series B+ 10 investors entered at this stage
SB Energy
Breakthrough Energy Ventures
PTT Global Chemical Public
BASF Venture Capital
Fidelity Investments
ACON S2 Acquisition Corp
Honeywell
Export-Import Bank of the United States
Queensland Government
Yorkville Advisors

Global footprint

Where ESS has talent and traffic

Workforce by country
5 countries with
team presence
🇺🇸 United States93.7%
🇦🇺 Australia2.1%
🇬🇧 United Kingdom1.1%
🇵🇰 Pakistan1.1%
🇨🇦 Canada1.1%
5 countries shown

Market sentiment

What the market is saying about ESS

An AI-synthesized read of the highest-engagement posts about ESS on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See ESS on the full Dealroom platform

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