Company lists · Data refreshed November 2026

Top 25 Thermal energy storage system designers worldwide

RevenueBase identified 246 company matches for thermal energy storage system designers worldwide as of November 2026 and tracks 2,802 professional contacts across them, including 914 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for thermal energy storage system designers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for thermal energy storage system designers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
246Companies
2,802Contacts tracked
914Verified emails
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The 25 largest thermal energy storage system designers worldwide

Ranked by team size
Top 25 of 246 company matches for thermal energy storage system designers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCambridge, MA, United StatesHQ recorded Nov 6, 2026n/a269 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSan Jose, CA, United StatesHQ recorded Nov 6, 2026201-500258 contacts →

Exact match

“Antora Energy delivers affordable, reliable energy to industry, data centers, and the grid.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAlameda, CA, United StatesHQ recorded Nov 6, 202651-200166 contacts →

Exact match

“We're hiring!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchVoorburg, NetherlandsHQ recorded Nov 6, 202651-200158 contacts →

Exact match

“Eteck levert duurzame energie in de vorm van koude en warmte.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCosta Mesa, CA, United StatesHQ recorded Nov 6, 202611-50142 contacts →

Exact match

“Simple Concept – The Ice Bear thermal storage system stores energy in the form of ice when electric power is least expensive and typically when there is excess renewable power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“Sunamp’s space-saving thermal energy storage uses patented phase change materials to make homes and buildings more energy-efficient and sustainable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchClamart, FranceHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“The Earth can accumulate summer heat and reuse it in the winter, so energy can be stored from season to season.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchIndiaHQ recorded Nov 6, 2026201-50043 contacts →

Exact match

“We are a specialist engineering group having support from international associates with a concept to commissioning approach in the field of HVAC, Thermal Energy Storage Systems…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTomago, AustraliaHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Founded in 2019, MGA Thermal is an Australian clean energy innovator delivering next-generation Electro-Thermal Energy Storage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSulzbach/saar, GermanyHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“KRAFTBLOCK is an energy storage system that is able to decarbonize industries like steel, glass or ceramics, food, chemicals or paper.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCambridge, MA, United StatesHQ recorded Nov 6, 2026n/a34 contacts →

Exact match

“Fourth Power is a thermal battery energy storage company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchGothenburg, SwedenHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Azelio is a Swedish company with a unique thermal energy storage solution for dispatchable electricity and heat.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchParis, ON, CanadaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Customs Steam Solutions provides end to end solutions for your thermal energy needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchShdema, IsraelHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Nostromo Energy Limited provides a large-scale, commercially available behind-the-meter (“BTM”) energy storage solution for widespread, grid-interactive deployment in data centers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“Innovative Pioneer in Energy Storage-Energy storage pioneer LS Energy Solutions has powered industry innovation since installing the first commercial Li-ion energy storage system…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchChevigny-saint-sauveur, FranceHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“FAFCO has more than 40 years of Experience in Energy Management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHirschaid, GermanyHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Thermic Energy RZ GmbH is a renewables & environment company based out of 9 Abtsweg, Hirschaid, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDettenhausen, GermanyHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Ritter XL Solar steht für Hochleistungs-Solarthermie im Groß­format.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRochester, NY, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“MicroEra Power is developing THERMAplus, a Thermal Energy Storage system with smart software and Phase Change Materials to provide low-cost and low-carbon Heating and Cooling for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAkron, OH, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Echogen, based in Akron, OH, is the leading developer of supercritical CO2 (sCO2) pumped thermal energy storage (PTES) technology Our proprietary sCO2-based PTES system delivers…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKoersel, BelgiumHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“IFTech speelt een voortrekkersrol in seizoensmatige energieopslag.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Exergy3 is clean-tech spinout from the University of Edinburgh.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBudapest, HungaryHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“INTELLIGENT THERMAL BATTERY - Thermal Energy when you NEED IT, regardless when you produced it - Substantial energy savings (up to 50+%)- Charge HeatTank as you would a battery -…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchEnglewood, OH, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Armada Power is an energy technology company that incorporates patented, behind-the-meter thermal storage into a secure hardware, software, telemetry, and control platform…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNivå, DenmarkHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Founded in 2014, Heliac develops practical and scalable thermal energy solutions to support the green transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 246 thermal energy storage system designers worldwide

See the full list, filter by size, metro and specialty, and access 914 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Thermal energy storage system designers worldwide at a glance

As of Nov 6, 2026
32.6%Verified-email coverage
11.4Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
129
11-50
87
51-200
19
201-500
8
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for thermal energy storage system designers are linked below.
What qualifies
Company records worldwide whose business descriptions match “thermal energy storage system designers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 914 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Thermal energy storage system designers by location

1 lists · largest first

Every Thermal energy storage system designers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “thermal energy storage system designers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many thermal energy storage system designers are there worldwide?

RevenueBase identified 246 company matches for thermal energy storage system designers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Malta INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most thermal energy storage system designers?

The United States leads with 49 companies. Every thermal energy storage system designers list by country and city is linked on this page.

Which city has the most thermal energy storage system designers?

Houston leads with 4 company records, followed by Toronto (4) and Singapore (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 914 professional contacts with verified work emails tracked across these 246 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.