Company lists · Data refreshed September 2026

Top 25 Energy storage optimization software companies worldwide

RevenueBase identified 6,659 energy storage optimization software companies worldwide as of September 2026 and tracks 166,134 professional contacts across them, including 64,392 with verified work emails. The United States is the largest market and London the largest hub.

This list covers energy storage optimization software companies 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 28, 2026. Country and city lists for energy storage optimization software companies 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
6,659Companies
166,134Contacts tracked
64,392Verified emails
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The 25 largest energy storage optimization software companies worldwide

Ranked by team size
Top 25 of 6,659 energy storage optimization software companies worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to energy storage optimization software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceCham, SwitzerlandHQ checked Sep 28, 20265,001-10,0004,252 contacts →

Partial evidence

“Landis+Gyr is a global energy technology leader delivering intelligent solutions that connect devices, data, and decisions across the grid.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceShelton, CT, United StatesHQ checked Sep 28, 202610001+4,053 contacts →

Partial evidence

“Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,0003,989 contacts →

Partial evidence

“We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceGurgaon, IndiaHQ checked Sep 28, 20265,001-10,0003,713 contacts →

Indirect evidence

“Powering Progress, Lighting Lives!”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceBerlin, GermanyHQ checked Sep 28, 20265,001-10,0003,242 contacts →

Partial evidence

“Enpal is Europe's leading new energy company.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceFremont, CA, United StatesHQ checked Sep 28, 20261,001-5,0003,130 contacts →

Partial evidence

“Enphase Energy is a global energy technology company and the world’s leading supplier of microinverter-based solar and battery systems.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceHerzliya, IsraelHQ checked Sep 28, 20261,001-5,0003,091 contacts →

Partial evidence

“SolarEdge is a global leader in smart energy technology.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceJiangsu, ChinaHQ checked Sep 28, 202610001+2,199 contacts →

Indirect evidence

“Founded in 1997, Trinasolar (688599.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceMunich, GermanyHQ checked Sep 28, 20261,001-5,0002,111 contacts →

Partial evidence

“INNIO Group is a global distributed energy solutions provider that delivers reliable, flexible, transient, decentralized, modular and efficient power.”

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceLlíria, SpainHQ checked Sep 28, 20261,001-5,0002,007 contacts →

Strong evidence

“Power Electronics is the leading manufacturer of solar inverters in Europe, Oceania, and America, and the global leader in energy storage inverter solutions.”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceArlington, VA, United StatesHQ checked Sep 28, 20261,001-5,0001,863 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 28, 2026
12Indirect evidenceLake Mary, FL, United StatesHQ checked Sep 28, 20261,001-5,0001,859 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 28, 2026
13Partial evidenceKitchener, ON, CanadaHQ checked Sep 28, 202610001+1,781 contacts →

Partial evidence

“Canadian Solar was founded in 2001 in Canada and is one of the world's largest solar technology and renewable energy companies.”

Source: RevenueBase Database · checked Sep 28, 2026
14Strong evidenceSan Ramon, CA, United StatesHQ checked Sep 28, 20261,001-5,0001,763 contacts →

Strong evidence

“At GE Digital, our focus is clear: delivering software that accelerates a new era of energy.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceMilwaukee, WI, United StatesHQ checked Sep 28, 20265,001-10,0001,709 contacts →

Partial evidence

“Rehlko is a global leader in energy resilience, delivering the solutions critical to sustain and improve life.”

Source: RevenueBase Database · checked Sep 28, 2026
16Strong evidenceHouston, TX, United StatesHQ checked Sep 28, 20261,001-5,0001,563 contacts →

Strong evidence

“Quorum Software is a leading provider of energy software worldwide powering growth and profitability for energy businesses by connecting people, workflows, and systems with…”

Source: RevenueBase Database · checked Sep 28, 2026
17Strong evidenceSan Diego, CA, United StatesHQ checked Sep 28, 20261,001-5,0001,286 contacts →

Strong evidence

“SOLV Energy is a renewable energy solutions provider for utility solar, energy storage, and high voltage projects in North America.”

Source: RevenueBase Database · checked Sep 28, 2026
18Strong evidenceIrvine, CA, United StatesHQ checked Sep 28, 2026501-1,000954 contacts →

Strong evidence

“Qcells is a renowned complete energy solutions provider in solar cell and module, energy storage, downstream project business and energy retail.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceHelsinki, FinlandHQ checked Sep 28, 202610001+940 contacts →

Partial evidence

“Wärtsilä leads the transition towards a 100% renewable energy future.”

Source: RevenueBase Database · checked Sep 28, 2026
20Strong evidenceAustin, United StatesHQ checked Sep 28, 2026501-1,000931 contacts →

Strong evidence

“Recurrent Energy, a subsidiary of Canadian Solar Inc, is one of the world's largest and most geographically diversified utility-scale solar and energy storage project development…”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceWashington, DC, United StatesHQ checked Sep 28, 2026501-1,000864 contacts →

Partial evidence

“Arcadia is the global utility data and energy solutions platform.”

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceSomerville, MA, United StatesHQ checked Sep 28, 2026501-1,000807 contacts →

Partial evidence

“Form Energy is an American company driving innovation in energy technology and manufacturing.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceBerlin, GermanyHQ checked Sep 28, 2026501-1,000784 contacts →

Indirect evidence

“ib vogt is firmly committed to supporting the decarbonisation of the global electricity sector.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceDurham, NC, United StatesHQ checked Sep 28, 2026501-1,000740 contacts →

Partial evidence

“PowerSecure, a Southern Company subsidiary, is a leading provider of innovative energy solutions to electric utilities and their industrial, institutional, and commercial…”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceSalt Lake City, UT, United StatesHQ checked Sep 28, 2026501-1,000699 contacts →

Partial evidence

“In an era where the world is rapidly advancing towards a cleaner future through decarbonization, Energy Exemplar’s mission lies in ‘Empowering Transformative Energy Decisions’🪫…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 6,659 energy storage optimization software companies worldwide

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Energy storage optimization software companies worldwide at a glance

As of Sep 28, 2026
38.8%Verified-email coverage
24.9Average contacts per company
11-50Median size (employees)
1.5%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
2,916
11-50
2,246
51-200
890
201-500
273
501-1,000
135
1,001-5,000
122
5,001-10,000
27
10001+
33

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 energy storage optimization software companies, 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 energy storage optimization software companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “energy storage optimization software companies”. 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 energy storage optimization software companies), 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 energy storage optimization software companies, 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, 64,392 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 28, 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.

Energy storage optimization software companies by location

44 lists · largest first

Every Energy storage optimization software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 energy storage optimization software companies, 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 energy storage optimization software companies are there worldwide?

RevenueBase identified 6,659 energy storage optimization software companies 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?

Landis GYR, headquartered in Cham, tops this list with the largest team on record.

Which country has the most energy storage optimization software companies?

The United States leads with 1,036 companies, followed by Germany (638) and China (369). Every energy storage optimization software companies list by country and city is linked on this page.

Which city has the most energy storage optimization software companies?

London leads with 101 headquartered companies, followed by Shenzhen (68) and Berlin (66).

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 64,392 verified decision-maker contacts tracked across these 6,659 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 28, 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.