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ESS

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

Wilsonville, United StatesFounded 2011Energy
Valuation $21M Market cap · 2026
Revenue $1.6M Latest reported FY

About ESS

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.

Source: Dealroom company data

At a glance

Status
Listed
Founded
2011
Headquarters
Wilsonville, United States
Listing
Public via SPAC 2021
Sector
Energy

Knowledge graph

News, research, reports and resources connected to this company by Dealroom

Investors

16 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed1 investor entered at this stage

  • NYSERDA

Series A5 investors entered at this stage

  • Pangaea Ventures
  • Sand Hill Angels
  • BASF
  • IPM Group
  • Presidio Partners

Series B and later10 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

Talent

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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.

Global footprint

Workforce and web traffic by country
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

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about ESS on X, ranked by likes and reposts, corporate channels excluded.

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

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