Company lists · Data refreshed November 2026

Top 25 Transformer switches suppliers based in Türkiye

RevenueBase identified 228 company matches for transformer switches suppliers associated with Türkiye as of November 2026 and tracks 5,670 professional contacts across them, including 1,417 with verified work emails. Istanbul is the largest hub.

This list covers company matches for transformer switches suppliers associated with Türkiye, 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 2, 2026.

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 2, 2026 How this list was built
228Companies
5,670Contacts tracked
1,417Verified emails
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The 25 largest transformer switches suppliers based in Türkiye

Ranked by team size
Top 25 of 228 company matches for transformer switches suppliers based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchAnkara, TürkiyeHQ recorded Nov 2, 20261,001-5,0001,034 contacts →

Exact match

“Astor Enerji is an innovative company leading the electromechanical manufacturing industry sector by manufacturing and selling transformers with its knowledge of nearly 40 years…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchBalıkesir, TürkiyeHQ recorded Nov 2, 20261,001-5,000786 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 · Nov 2, 2026 · View company records in RevenueBase
3Exact matchBasiskele, TürkiyeHQ recorded Nov 2, 20261,001-5,000460 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 · Nov 2, 2026 · View company records in RevenueBase
4Exact matchAdana, TürkiyeHQ recorded Nov 2, 2026501-1,000341 contacts →

Exact match

“With nearly half a century of experience and over 600 employees, BETA ENERJİ is one of the leading technology companies in the electrification sector.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchTürkiyeHQ recorded Nov 2, 2026501-1,000303 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchAltıeylül, TürkiyeHQ recorded Nov 2, 2026201-500169 contacts →

Exact match

“EKOS is a leading technology and service provider company, based in Turkey, for the electrical infrastructure of power producers, network operators, as well as industrial and…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchIstanbul, TürkiyeHQ recorded Nov 2, 2026501-1,000146 contacts →

Exact match

“ALCE Elektrik is a global provider in energy sector with solutions for measurement and insulation devices.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchAnkara, TürkiyeHQ recorded Nov 2, 2026501-1,000136 contacts →

Exact match

“Ulusoy Elektrik was developed as an engineering company in 1985.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchAnkara, TürkiyeHQ recorded Nov 2, 2026201-500119 contacts →

Exact match

“EMEK has been manufacturing instrument transformers and disconnecting switches in Turkey since 1969.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchAnkara, TürkiyeHQ recorded Nov 2, 2026201-500110 contacts →

Exact match

“Sem Transformator started activities and manufacturing transformers in 1980.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchIstanbul, TürkiyeHQ recorded Nov 2, 2026201-50075 contacts →

Exact match

“Vekmar Elektrik 1994 Yılında İstanbul’da kurulmuştur.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchİstanbul, TürkiyeHQ recorded Nov 2, 2026201-50075 contacts →

Exact match

“KARDEŞ ELEKTRİK, 1963 yılında Elektrik Mühendisi ÜNAL KARDEŞ tarafından kurulmuştur.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchAdana, TürkiyeHQ recorded Nov 2, 202651-20051 contacts →

Exact match

“STD Transformer is manufacturing its own transformers in accordance with IEC 60076 and TS 267 standards, and it has ISO 9001,ISO 14001 Quality system managment.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchIstanbul, TürkiyeHQ recorded Nov 2, 202651-20038 contacts →

Exact match

“XKoren Electric olarak ışığın yayılmasını ve fark edilmesini sağlayan alçak gerilim şalt ürünlerimizle güçlü oyuncuların yer aldığı elektrik sektöründe, piyasaya yeni bir soluk…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchBalıkhisar, TürkiyeHQ recorded Nov 2, 2026201-50036 contacts →

Exact match

“The PFIFFNER Group is an international, family-based and independent group of companies wich is reprensented worldwide and has around 800 employees.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchİstanbul, TürkiyeHQ recorded Nov 2, 202651-20034 contacts →

Exact match

“4A Electrical Electronics Technology and Industry Co.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchİstanbul, TürkiyeHQ recorded Nov 2, 202651-20032 contacts →

Exact match

“GES Genel Elektrik Sistemleri Ltd.Şti.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchŞanliurfa, TürkiyeHQ recorded Nov 2, 202651-20031 contacts →

Exact match

“The company was founded in Şanlıurfa in 2006, in order to operate in domains of electricity, engineering, consultancy, and commitment.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchKonya, TürkiyeHQ recorded Nov 2, 202651-20029 contacts →

Exact match

“Yeni Yıldırım Elektrik San ve Tic.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchIstanbul, TürkiyeHQ recorded Nov 2, 202611-5027 contacts →

Exact match

“TRASER Transformer Service Electromechanical Maintenance San.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchAnkara, TürkiyeHQ recorded Nov 2, 202651-20027 contacts →

Exact match

“TEK Transformatör, 40 yılı aşkın tecrübesi ve bilgi birikimi ile transformatör üretim ve satışı yapan bir firmadır.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchIstanbul/ Pendik, TürkiyeHQ recorded Nov 2, 202651-20027 contacts →

Exact match

“We've been manufacturing transformer accessories since 25 years.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchAnkara, TürkiyeHQ recorded Nov 2, 202651-20022 contacts →

Exact match

“AYSAN ELEKTRIK A.S, with nearly 35 years of experience, is a leading company in the manufacturing and sales of medium-voltage switchgear.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchSarıçam, TürkiyeHQ recorded Nov 2, 202651-20018 contacts →

Exact match

“Welcome to PE, where innovation meets reliability in the realm of electromechanical products manufacturing.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchİstanbul, TürkiyeHQ recorded Nov 2, 202651-20016 contacts →

Exact match

“Esit Electric, founded in year is one of the leader companies in low and medium voltage instrument transformers, power capacitors, post insulators, capacitive insulators and…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 228 transformer switches suppliers based in Türkiye

See the full list, filter by size, metro and specialty, and access 1,417 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transformer switches suppliers based in Türkiye at a glance

As of Nov 2, 2026
25.0%Verified-email coverage
24.9Average contacts per company
11-50Median size (employees)
17.5%Largest-city concentration · Istanbul
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
80
11-50
75
51-200
43
201-500
16
501-1,000
5
1,001-5,000
4

Email recency for this list is measured worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 228 companies.

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.
What qualifies
Company records associated with Türkiye whose business descriptions match “transformer switches suppliers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 1,417 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 2, 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.

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 switches suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transformer switches suppliers are there based in Türkiye?

RevenueBase identified 228 company matches for transformer switches suppliers associated with Türkiye 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?

Astor A.Ş tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most transformer switches suppliers?

Istanbul leads with 40 company records, followed by Ankara (28) and Izmir (10).

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 1,417 professional contacts with verified work emails tracked across these 228 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 2, 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.