Company lists · Data refreshed September 2026
Top 25 Control transformer manufacturers worldwide
RevenueBase identified 1,582 control transformer manufacturers worldwide as of September 2026 and tracks 34,369 professional contacts across them, including 7,396 with verified work emails. India is the largest market and Bangalore the largest hub.
This list covers control transformer manufacturers 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 30, 2026. Country and city lists for control transformer manufacturers 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 control transformer manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,322 contacts → | ||||
Indirect evidence “Prolec has more than fifty years of experience in the creation of comprehensive solutions to meet the needs of power generation, transmission, and distribution.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 941 contacts → | ||||
Strong evidence “Howard Industries is the leading manufacturer of liquid-filled distribution transformers for the utility and commercial/industrial markets.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 920 contacts → | ||||
Indirect evidence “Vijai Electricals Ltd.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 839 contacts → | ||||
Partial evidence “Astor Enerji is an innovative company leading the electromechanical manufacturing industry sector by manufacturing and selling transformers with its knowledge of nearly 40 years…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 792 contacts → | ||||
Strong evidence “Virginia Transformer is an engineering company that manufactures transformers.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 696 contacts → | ||||
Partial evidence “BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 636 contacts → | ||||
Partial evidence “Hammond Power Solutions is a North American leader for the design and manufacture of dry-type standard and custom electrical engineered magnetics, liquid filled and cast resin…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 580 contacts → | ||||
Strong evidence “Transformer & Rectifier (India) Limited (TARIL) is one of India’s leading transformer manufacturers, with over four decades of engineering excellence and a strong global presence.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 520 contacts → | ||||
Indirect evidence “ERMCO (Electric Research and Manufacturing Cooperative, Inc.) is headquartered in Dyersburg, Tennessee.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 447 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 444 contacts → | ||||
Partial evidence “Voltamp Transformers Limited is a Oil filled Power, Distribution and Dry type Transformer manufacturing company based in Vadodara, Gujarat State in India since year 1967.The…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 424 contacts → | ||||
Partial evidence “ENPAY is the Pace-Setter of Transformer Industry serving to its customers from its 4 Plants Worldwide.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 371 contacts → | ||||
Partial evidence “Since 2001, UTEC has been Saudi Arabia's trusted partner for power transformers, substations, switchgear, and mission-critical electrical solutions.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 352 contacts → | ||||
Indirect evidence “RHONA nace de la unión de dos empresas de ingeniería, cuyos inicios se remontan a 1943.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 342 contacts → | ||||
Indirect evidence “ATLANTA ELECTRICALS is an electrical/electronic manufacturing company based out of India.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 297 contacts → | ||||
Partial evidence “Welcome to the SGB-SMIT Group, the pure-play transformer specialist from Europe with the highest customer dedication.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 286 contacts → | ||||
Partial evidence “Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 278 contacts → | ||||
Indirect evidence “Noratel was established in 1925.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 275 contacts → | ||||
Partial evidence “Transforming Energy for a Sustainable Tomorrow | KRYFS Power Components Ltd.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 270 contacts → | ||||
Indirect evidence “We are proud to announce that in this year, our new production facility equipped with the best, modern machines and equipment at m² open area, was started the production with…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 268 contacts → | ||||
Partial evidence “En VOLTRAN, nuestros equipos de Ingenieros y Técnicos, trabajan bajo los estándares más estrictos de calidad para diseñar, fabricar, reparar y poner en operación transformadores…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 267 contacts → | ||||
Partial evidence “THE TRANSFORMER SOLUTION SPECIALIST Established in 1933 with a proud history, Wilson Transformer Company is a leading specialist in the delivery of transformer solutions.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 240 contacts → | ||||
Strong evidence “Systems Control, a Hubbell brand, designs and manufactures turnkey control systems and control relays that are involved in the protection and control of transmission and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 240 contacts → | ||||
Strong evidence “We are a leading manufacturer of power transformers and other electronics.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 230 contacts → | ||||
Partial evidence “A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Source: RevenueBase Database · checked Sep 30, 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: control transformer manufacturers. 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 control transformer manufacturers.
- Partial evidence
- Its own public description names part of control transformer manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name control transformer manufacturers. 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 1,582 control transformer manufacturers worldwide
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Control transformer manufacturers worldwide at a glance
As of Sep 30, 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 control transformer manufacturers, 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 control transformer manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “control transformer manufacturers”. 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 control transformer manufacturers), 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 control transformer manufacturers, 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, 7,396 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 30, 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.
Control transformer manufacturers by location
7 lists · largest firstEvery Control transformer manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Control transformer manufacturers based in India486
- Control transformer manufacturers based in the United States162
- Control transformer manufacturers based in Italy71
- Control transformer manufacturers based in Türkiye59
- Control transformer manufacturers based in the United Kingdom43
- Control transformer manufacturers based in Germany34
- Control transformer manufacturers based in Canada27
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 control transformer manufacturers, 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 control transformer manufacturers are there worldwide?
RevenueBase identified 1,582 control transformer manufacturers 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?
Prolec Energy, headquartered in Apodaca, tops this list with the largest team on record.
Which country has the most control transformer manufacturers?
India leads with 486 companies, followed by the United States (162) and Italy (71). Every control transformer manufacturers list by country and city is linked on this page.
Which city has the most control transformer manufacturers?
Bangalore leads with 39 headquartered companies, followed by Pune (28) and Vadodara (24).
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 7,396 verified decision-maker contacts tracked across these 1,582 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 30, 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.