Company lists · Data refreshed September 2026
Top 25 Battery energy storage systems integrators worldwide
RevenueBase identified 5,246 battery energy storage systems integrators worldwide as of September 2026 and tracks 78,133 professional contacts across them, including 24,574 with verified work emails. The United States is the largest market and Shenzhen the largest hub.
This list covers battery energy storage systems integrators worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026. Country and city lists for battery energy storage systems integrators follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest battery energy storage systems integrators worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,520 contacts → | ||||
Strong evidence “EnerSys is a global leader in stored energy solutions helping industrial, infrastructure and defense customers address critical power and operational needs with batteries…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,863 contacts → | ||||
Strong evidence “To achieve our mission, we design, deploy, and operate the world’s most advanced modular energy storage products, comprehensive lifecycle services, and AI-enabled asset management…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,859 contacts → | ||||
Indirect evidence “Mitsubishi Power Americas is creating a future that works for people and the planet through innovative power generation technology and solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,198 contacts → | ||||
Strong evidence “Inventus Power is the leading provider of advanced battery and power systems for global OEMs.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,077 contacts → | ||||
Indirect evidence “Exide Technologies in EMEA & Asia-Pacific is a standalone company.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 807 contacts → | ||||
Partial evidence “Form Energy is an American company driving innovation in energy technology and manufacturing.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 782 contacts → | ||||
Strong evidence “Livguard is the upcoming lightning force in the field of energy storage solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 680 contacts → | ||||
Partial evidence “Baker Electric is a full-service electrical contractor and energy infrastructure expert headquartered in Escondido, California.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 678 contacts → | ||||
Strong evidence “With transformer substations, energy storage systems, charging stations for electric vehicles and a diverse portfolio of other products and services, Alfen has a central and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 631 contacts → | ||||
Partial evidence “Strata Clean Energy is a fully integrated energy infrastructure company serving utilities, independent power producers, and hyperscalers navigating the rapid transformation of the…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 548 contacts → | ||||
Partial evidence “Tata AutoComp Systems Ltd.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 530 contacts → | ||||
Strong evidence “HOPPECKE - your expert for industrial batteries & energy storage solutions The availability and securing of electricity is one of the key requirements of our society and at the…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 521 contacts → | ||||
Partial evidence “Saber Power Services, a portfolio company of Greenbelt Capital Partners, is a fully integrated electrical power system services firm providing end-to-end solutions across utility…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 471 contacts → | ||||
Partial evidence “Founded in 1997, REC Solar has emerged as a leader in the solar industry, installing 800+ solar and storage solutions for commercial and public sector customers nationwide.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 435 contacts → | ||||
Partial evidence “Eos is on a mission to build a future with limitless energy-with abundant energy that is reliable enough to fuel humanity’s limitless potential.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 402 contacts → | ||||
Partial evidence “Reon Energy is a leading Cleantech company deploying Intelligent Renewable Energy Microgrids across South Asia, GCC & African region.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 391 contacts → | ||||
Strong evidence “Forsee Power is an industrial group specializing in smart battery systems for sustainable electric transport (light vehicles, off-highway vehicles, buses, trucks, and trains).” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 370 contacts → | ||||
Partial evidence “Supernova embodies the spirit of innovation and dedication to a sustainable future, making it a shining example of what it means to be a leader in the renewable energy industry.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 347 contacts → | ||||
Strong evidence “A company with a profile The German Energy Supply GmbH Since 2009, Deutsche Energieversorgung GmbH in Leipzig has been developing and producing intelligent power storage systems…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 337 contacts → | ||||
Strong evidence “With tens of thousands of customers, Solar Energy World is the fastest growing solar and battery system installation company in our region, serving Delaware, Florida, Maryland…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 335 contacts → | ||||
Partial evidence “At Chloride Exide, we work together to provide energy solutions for all, used every day to power thousands of motor vehicles, homes and businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 335 contacts → | ||||
Strong evidence “Octillion is a California-based Tier 1 supplier of innovative high-density battery systems and related technology focused on the electrification of major industries such as…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 334 contacts → | ||||
Indirect evidence “Mit über installierten Anlagen und einem umfassenden Netzwerk aus Fachkräften sorgen wir jedes Jahr für circa 70 Millionen € Stromersparnis bei unseren Kundinnen und Kunden.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 315 contacts → | ||||
Partial evidence “Genus Innovation Limited exists to deliver Energy Happiness, the peace of mind that comes from reliable, intelligent, and sustainable energy.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 312 contacts → | ||||
Strong evidence “SUNOTEC is an international system integrator of large-scale renewable energy infrastructure, specialising in the design and delivery of integrated energy systems.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: battery energy storage systems integrators. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names battery energy storage systems integrators.
- Partial evidence
- Its own public description names part of battery energy storage systems integrators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name battery energy storage systems integrators. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 5,246 battery energy storage systems integrators worldwide
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Battery energy storage systems integrators worldwide at a glance
As of Sep 27, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among battery energy storage systems integrators, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for battery energy storage systems integrators are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “battery energy storage systems integrators”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names battery energy storage systems integrators), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among battery energy storage systems integrators, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 24,574 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Battery energy storage systems integrators by location
22 lists · largest firstEvery Battery energy storage systems integrators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Battery energy storage systems integrators based in the United States822
- Battery energy storage systems integrators based in China500
- Battery energy storage systems integrators based in Germany397
- Battery energy storage systems integrators based in the United Kingdom371
- Battery energy storage systems integrators based in Australia261
- Battery energy storage systems integrators based in India249
- Battery energy storage systems integrators based in the Netherlands245
- Battery energy storage systems integrators based in South Africa103
- Battery energy storage systems integrators based in Canada98
- Battery energy storage systems integrators based in Italy82
- Battery energy storage systems integrators based in Belgium80
- Battery energy storage systems integrators based in France78
- Battery energy storage systems integrators based in Sweden77
- Battery energy storage systems integrators based in Spain71
- Battery energy storage systems integrators based in Türkiye70
- Battery energy storage systems integrators based in Switzerland63
- Battery energy storage systems integrators based in Brazil58
- Battery energy storage systems integrators based in Poland55
- Battery energy storage systems integrators based in Austria43
- Battery energy storage systems integrators based in Mexico43
- Battery energy storage systems integrators based in Hungary25
- Battery energy storage systems integrators based in Norway25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names battery energy storage systems integrators, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many battery energy storage systems integrators are there worldwide?
RevenueBase identified 5,246 battery energy storage systems integrators worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Enersys, headquartered in Reading, tops this list with the largest team on record.
Which country has the most battery energy storage systems integrators?
The United States leads with 822 companies, followed by China (500) and Germany (397). Every battery energy storage systems integrators list by country and city is linked on this page.
Which city has the most battery energy storage systems integrators?
Shenzhen leads with 122 headquartered companies, followed by London (50) and Noida (29).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 24,574 verified decision-maker contacts tracked across these 5,246 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.