Company lists · Data refreshed September 2026
Top 25 Transformer diagnostics companies worldwide
RevenueBase identified 2,145 company matches for transformer diagnostics companies worldwide as of September 2026 and tracks 33,646 professional contacts across them, including 9,026 with verified work emails. India is the largest market and Vadodara the largest hub.
This list covers company matches for transformer diagnostics companies 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 September 22, 2026. Country and city lists for transformer diagnostics companies 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.
The 25 largest transformer diagnostics companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,275 contacts → | ||||
Exact match “Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 1,221 contacts → | ||||
Exact match “Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 844 contacts → | ||||
Exact match “OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 696 contacts → | ||||
Exact match “BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 653 contacts → | ||||
Exact match “Electric Power Systems is an independent electrical testing & engineering organization.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 619 contacts → | ||||
Exact match “Doble is the world’s most trusted brand in electrical diagnostics.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 447 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 444 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 436 contacts → | ||||
Exact match “One of the largest testing and research labs in North America, Powertech is home to a broad range of scientists, engineers, and technical specialists from around the world.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 424 contacts → | ||||
Exact match “ENPAY is the Pace-Setter of Transformer Industry serving to its customers from its 4 Plants Worldwide.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 394 contacts → | ||||
Exact match “Empresa de Ingeniería y Servicios en el area de la Ingenieria Electrica e Industrial.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 352 contacts → | ||||
Exact match “RHONA nace de la unión de dos empresas de ingeniería, cuyos inicios se remontan a 1943.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 342 contacts → | ||||
Exact match “ATLANTA ELECTRICALS is an electrical/electronic manufacturing company based out of India.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 332 contacts → | ||||
Exact match “We are an engineering and technical services business that won’t let you down.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 297 contacts → | ||||
Exact match “Welcome to the SGB-SMIT Group, the pure-play transformer specialist from Europe with the highest customer dedication.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 286 contacts → | ||||
Exact match “Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 278 contacts → | ||||
Exact match “Noratel was established in 1925.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 274 contacts → | ||||
Exact match “Structural Integrity Associates is the most-trusted provider of proven engineering services for the energy and process industries.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 268 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 267 contacts → | ||||
Exact match “THE TRANSFORMER SOLUTION SPECIALIST Established in 1933 with a proud history, Wilson Transformer Company is a leading specialist in the delivery of transformer solutions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 240 contacts → | ||||
Exact match “We are a leading manufacturer of power transformers and other electronics.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 228 contacts → | ||||
Exact match “In business since 1971, Electrical Reliability Services, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 226 contacts → | ||||
Exact match “The TechCorr name is synonymous with safe, quality inspection services.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 218 contacts → | ||||
Exact match “We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 195 contacts → | ||||
Exact match “SDMyers is the industry leader in transformer and substation maintenance and electric power system reliability.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “transformer diagnostics companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 2,145 transformer diagnostics companies worldwide
See the full list, filter by size, metro and specialty, and access 9,026 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Transformer diagnostics companies worldwide at a glance
As of Sep 22, 2026Companies by employee count
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 transformer diagnostics companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “transformer diagnostics companies” 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 9,026 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 September 22, 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.
Transformer diagnostics companies by location
11 lists · largest firstEvery Transformer diagnostics companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Transformer diagnostics companies based in India381
- Transformer diagnostics companies based in the United States285
- Transformer diagnostics companies based in Brazil176
- Transformer diagnostics companies based in Canada71
- Transformer diagnostics companies based in Türkiye68
- Transformer diagnostics companies based in Germany60
- Transformer diagnostics companies based in Italy60
- Transformer diagnostics companies based in the United Kingdom55
- Transformer diagnostics companies based in Colombia43
- Transformer diagnostics companies based in France42
- Transformer diagnostics companies based in Australia28
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 “transformer diagnostics companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many transformer diagnostics companies are there worldwide?
RevenueBase identified 2,145 company matches for transformer diagnostics companies worldwide as of September 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?
Kinectrics tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most transformer diagnostics companies?
India leads with 381 companies, followed by the United States (285) and Brazil (176). Every transformer diagnostics companies list by country and city is linked on this page.
Which city has the most transformer diagnostics companies?
Vadodara leads with 30 company records, followed by Bangalore (23) and Chennai (21).
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 9,026 professional contacts with verified work emails tracked across these 2,145 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 September 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,145 transformer diagnostics companies worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 transformer diagnostics companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,145 matching company records for transformer diagnostics companies worldwide, with 33,646 tracked contacts and 9,026 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 transformer diagnostics companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Kinectricskinectrics.comHQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 1,275 contacts → |
“Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Shermco Industriesshermco.comHQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 1,221 contacts → |
“Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Omicron Electronicsomicronenergy.comHQ: Klaus, AustriaReported employees: 1,001-5,000 | Klaus, Austria | 1,001-5,000 | Exact match | 844 contacts → |
“OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Best Transformerbesttransformer.com HQ: Balıkesir, TürkiyeReported employees: 1,001-5,000 | Balıkesir, Türkiye | 1,001-5,000 | Exact match | 696 contacts → |
“BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Electric Power Systemsvoltyx.comHQ: Maryland Heights, MO, United StatesReported employees: 501-1,000 | Maryland Heights, MO, United States | 501-1,000 | Exact match | 653 contacts → |
“Electric Power Systems is an independent electrical testing & engineering organization.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Doble Engineeringdoble.comHQ: Marlborough, MA, United StatesReported employees: 501-1,000 | Marlborough, MA, United States | 501-1,000 | Exact match | 619 contacts → |
“Doble is the world’s most trusted brand in electrical diagnostics.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Royal Smit Transformers B.Vwerkenbij.sgb-smit.group HQ: Nijmegen, NetherlandsReported employees: 501-1,000 | Nijmegen, Netherlands | 501-1,000 | Exact match | 447 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Voltamp Transformers Limitedvoltamptransformers.com HQ: Vadodara, IndiaReported employees: 501-1,000 | Vadodara, India | 501-1,000 | Exact match | 444 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Powertech Labs INCpowertechlabs.com HQ: Surrey, BC, CanadaReported employees: 201-500 | Surrey, BC, Canada | 201-500 | Exact match | 436 contacts → |
“One of the largest testing and research labs in North America, Powertech is home to a broad range of scientists, engineers, and technical specialists from around the world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ENPAYenpay.com HQ: Basiskele, TürkiyeReported employees: 1,001-5,000 | Basiskele, Türkiye | 1,001-5,000 | Exact match | 424 contacts → |
“ENPAY is the Pace-Setter of Transformer Industry serving to its customers from its 4 Plants Worldwide.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ingeneringener.com HQ: Montevideo, UruguayReported employees: 501-1,000 | Montevideo, Uruguay | 501-1,000 | Exact match | 394 contacts → |
“Empresa de Ingeniería y Servicios en el area de la Ingenieria Electrica e Industrial.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | RHONArhona.cl HQ: Viña Del Mar, ChileReported employees: 501-1,000 | Viña Del Mar, Chile | 501-1,000 | Exact match | 352 contacts → |
“RHONA nace de la unión de dos empresas de ingeniería, cuyos inicios se remontan a 1943.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Atlanta Electricals Limitedaetrafo.comHQ: Anand, IndiaReported employees: 51-200 | Anand, India | 51-200 | Exact match | 342 contacts → |
“ATLANTA ELECTRICALS is an electrical/electronic manufacturing company based out of India.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Powertechpowertech.com.auHQ: Malaga, AustraliaReported employees: 201-500 | Malaga, Australia | 201-500 | Exact match | 332 contacts → |
“We are an engineering and technical services business that won’t let you down.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sgb-Smit Groupsgb-smit.com HQ: Regensburg, GermanyReported employees: 1,001-5,000 | Regensburg, Germany | 1,001-5,000 | Exact match | 297 contacts → |
“Welcome to the SGB-SMIT Group, the pure-play transformer specialist from Europe with the highest customer dedication.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Maddox Industrial Transformermaddox.com HQ: Greer, SC, United StatesReported employees: 201-500 | Greer, SC, United States | 201-500 | Exact match | 286 contacts → |
“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Noratelnoratel.com HQ: Hokksund, NorwayReported employees: 1,001-5,000 | Hokksund, Norway | 1,001-5,000 | Exact match | 278 contacts → |
“Noratel was established in 1925.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Structural Integrity Associatesstructint.com HQ: Huntersville, NC, United StatesReported employees: 201-500 | Huntersville, NC, United States | 201-500 | Exact match | 274 contacts → |
“Structural Integrity Associates is the most-trusted provider of proven engineering services for the energy and process industries.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Voltran Transformadores - Grupo WEGvoltran.com.mx HQ: Tizayuca, MexicoReported employees: 1,001-5,000 | Tizayuca, Mexico | 1,001-5,000 | Exact match | 268 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Wilson Transformer Companywtc.com.au HQ: Glen Waverley, AustraliaReported employees: 501-1,000 | Glen Waverley, Australia | 501-1,000 | Exact match | 267 contacts → |
“THE TRANSFORMER SOLUTION SPECIALIST Established in 1933 with a proud history, Wilson Transformer Company is a leading specialist in the delivery of transformer solutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Telawne Power Equipments PVT LTDtelawne.com HQ: Navi Mumbai, IndiaReported employees: 201-500 | Navi Mumbai, India | 201-500 | Exact match | 240 contacts → |
“We are a leading manufacturer of power transformers and other electronics.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Electrical Reliability Services, INCers.vertiv.comHQ: Westerville, OH, United StatesReported employees: 201-500 | Westerville, OH, United States | 201-500 | Exact match | 228 contacts → |
“In business since 1971, Electrical Reliability Services, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Techcorr Usa, LLCtechcorr.com HQ: Pasadena, TX, United StatesReported employees: 501-1,000 | Pasadena, TX, United States | 501-1,000 | Exact match | 226 contacts → |
“The TechCorr name is synonymous with safe, quality inspection services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  TDM Service & Solutionstdm.energyHQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 218 contacts → |
“We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Sdmyerssdmyers.comHQ: Tallmadge, OH, United StatesReported employees: 201-500 | Tallmadge, OH, United States | 201-500 | Exact match | 195 contacts → |
“SDMyers is the industry leader in transformer and substation maintenance and electric power system reliability.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,145 company matches
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Transformer diagnostics companies: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,125 records in the displayed employee bands.
20 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 2,145 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Transformer diagnostics companies by location
11 lists · largest firstEvery Transformer diagnostics companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Transformer diagnostics companies based in India381
- Transformer diagnostics companies based in the United States285
- Transformer diagnostics companies based in Brazil176
- Transformer diagnostics companies based in Canada71
- Transformer diagnostics companies based in Türkiye68
- Transformer diagnostics companies based in Germany60
- Transformer diagnostics companies based in Italy60
- Transformer diagnostics companies based in the United Kingdom55
- Transformer diagnostics companies based in Colombia43
- Transformer diagnostics companies based in France42
- Transformer diagnostics companies based in Australia28
Questions about this company list
What does Exact match mean for transformer diagnostics companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many transformer diagnostics companies did RevenueBase find worldwide?
The saved snapshot records 2,145 matching company records, 33,646 tracked contacts and 9,026 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 transformer diagnostics companies worldwide. Snapshot: September 22, 2026. https://revenuebase.ai/companies/browse/transformer-diagnostics-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 transformer diagnostics companies worldwide
RevenueBase records 2,145 matching company records for transformer diagnostics companies worldwide, with 33,646 tracked contacts and 9,026 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 transformer diagnostics companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Kinectricskinectrics.com HQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 1,275 contacts → |
“Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Shermco Industriesshermco.com HQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 1,221 contacts → |
“Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Omicron Electronicsomicronenergy.com HQ: Klaus, AustriaReported employees: 1,001-5,000 | Klaus, Austria | 1,001-5,000 | Exact match | 844 contacts → |
“OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Best Transformerbesttransformer.com HQ: Balıkesir, TürkiyeReported employees: 1,001-5,000 | Balıkesir, Türkiye | 1,001-5,000 | Exact match | 696 contacts → |
“BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Electric Power Systemsvoltyx.com HQ: Maryland Heights, MO, United StatesReported employees: 501-1,000 | Maryland Heights, MO, United States | 501-1,000 | Exact match | 653 contacts → |
“Electric Power Systems is an independent electrical testing & engineering organization.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Doble Engineeringdoble.com HQ: Marlborough, MA, United StatesReported employees: 501-1,000 | Marlborough, MA, United States | 501-1,000 | Exact match | 619 contacts → |
“Doble is the world’s most trusted brand in electrical diagnostics.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Royal Smit Transformers B.Vwerkenbij.sgb-smit.group HQ: Nijmegen, NetherlandsReported employees: 501-1,000 | Nijmegen, Netherlands | 501-1,000 | Exact match | 447 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Voltamp Transformers Limitedvoltamptransformers.com HQ: Vadodara, IndiaReported employees: 501-1,000 | Vadodara, India | 501-1,000 | Exact match | 444 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Powertech Labs INCpowertechlabs.com HQ: Surrey, BC, CanadaReported employees: 201-500 | Surrey, BC, Canada | 201-500 | Exact match | 436 contacts → |
“One of the largest testing and research labs in North America, Powertech is home to a broad range of scientists, engineers, and technical specialists from around the world.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ENPAYenpay.com HQ: Basiskele, TürkiyeReported employees: 1,001-5,000 | Basiskele, Türkiye | 1,001-5,000 | Exact match | 424 contacts → |
“ENPAY is the Pace-Setter of Transformer Industry serving to its customers from its 4 Plants Worldwide.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ingeneringener.com HQ: Montevideo, UruguayReported employees: 501-1,000 | Montevideo, Uruguay | 501-1,000 | Exact match | 394 contacts → |
“Empresa de Ingeniería y Servicios en el area de la Ingenieria Electrica e Industrial.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | RHONArhona.cl HQ: Viña Del Mar, ChileReported employees: 501-1,000 | Viña Del Mar, Chile | 501-1,000 | Exact match | 352 contacts → |
“RHONA nace de la unión de dos empresas de ingeniería, cuyos inicios se remontan a 1943.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Atlanta Electricals Limitedaetrafo.com HQ: Anand, IndiaReported employees: 51-200 | Anand, India | 51-200 | Exact match | 342 contacts → |
“ATLANTA ELECTRICALS is an electrical/electronic manufacturing company based out of India.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Powertechpowertech.com.au HQ: Malaga, AustraliaReported employees: 201-500 | Malaga, Australia | 201-500 | Exact match | 332 contacts → |
“We are an engineering and technical services business that won’t let you down.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sgb-Smit Groupsgb-smit.com HQ: Regensburg, GermanyReported employees: 1,001-5,000 | Regensburg, Germany | 1,001-5,000 | Exact match | 297 contacts → |
“Welcome to the SGB-SMIT Group, the pure-play transformer specialist from Europe with the highest customer dedication.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Maddox Industrial Transformermaddox.com HQ: Greer, SC, United StatesReported employees: 201-500 | Greer, SC, United States | 201-500 | Exact match | 286 contacts → |
“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Noratelnoratel.com HQ: Hokksund, NorwayReported employees: 1,001-5,000 | Hokksund, Norway | 1,001-5,000 | Exact match | 278 contacts → |
“Noratel was established in 1925.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Structural Integrity Associatesstructint.com HQ: Huntersville, NC, United StatesReported employees: 201-500 | Huntersville, NC, United States | 201-500 | Exact match | 274 contacts → |
“Structural Integrity Associates is the most-trusted provider of proven engineering services for the energy and process industries.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Voltran Transformadores - Grupo WEGvoltran.com.mx HQ: Tizayuca, MexicoReported employees: 1,001-5,000 | Tizayuca, Mexico | 1,001-5,000 | Exact match | 268 contacts → |
“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…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Wilson Transformer Companywtc.com.au HQ: Glen Waverley, AustraliaReported employees: 501-1,000 | Glen Waverley, Australia | 501-1,000 | Exact match | 267 contacts → |
“THE TRANSFORMER SOLUTION SPECIALIST Established in 1933 with a proud history, Wilson Transformer Company is a leading specialist in the delivery of transformer solutions.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Telawne Power Equipments PVT LTDtelawne.com HQ: Navi Mumbai, IndiaReported employees: 201-500 | Navi Mumbai, India | 201-500 | Exact match | 240 contacts → |
“We are a leading manufacturer of power transformers and other electronics.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Electrical Reliability Services, INCers.vertiv.com HQ: Westerville, OH, United StatesReported employees: 201-500 | Westerville, OH, United States | 201-500 | Exact match | 228 contacts → |
“In business since 1971, Electrical Reliability Services, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Techcorr Usa, LLCtechcorr.com HQ: Pasadena, TX, United StatesReported employees: 501-1,000 | Pasadena, TX, United States | 501-1,000 | Exact match | 226 contacts → |
“The TechCorr name is synonymous with safe, quality inspection services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | TDM Service & Solutionstdm.energy HQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 218 contacts → |
“We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Sdmyerssdmyers.com HQ: Tallmadge, OH, United StatesReported employees: 201-500 | Tallmadge, OH, United States | 201-500 | Exact match | 195 contacts → |
“SDMyers is the industry leader in transformer and substation maintenance and electric power system reliability.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Transformer diagnostics companies: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,125 records in the displayed employee bands.
20 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 2,145 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Transformer diagnostics companies by location
11 lists · largest firstEvery Transformer diagnostics companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Transformer diagnostics companies based in India381
- Transformer diagnostics companies based in the United States285
- Transformer diagnostics companies based in Brazil176
- Transformer diagnostics companies based in Canada71
- Transformer diagnostics companies based in Türkiye68
- Transformer diagnostics companies based in Germany60
- Transformer diagnostics companies based in Italy60
- Transformer diagnostics companies based in the United Kingdom55
- Transformer diagnostics companies based in Colombia43
- Transformer diagnostics companies based in France42
- Transformer diagnostics companies based in Australia28
Questions about this company list
What does Exact match mean for transformer diagnostics companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many transformer diagnostics companies did RevenueBase find worldwide?
The saved snapshot records 2,145 matching company records, 33,646 tracked contacts and 9,026 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
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Cite this list
RevenueBase Data Team. Top 25 transformer diagnostics companies worldwide. Snapshot: September 22, 2026. https://revenuebase.ai/companies/browse/transformer-diagnostics-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗