Company lists · Data refreshed November 2026

Top 21 Switchgear testing firms based in Türkiye

RevenueBase identified 115 company matches for switchgear testing firms associated with Türkiye as of November 2026 and tracks 947 professional contacts across them, including 97 with verified work emails. Istanbul is the largest hub.

This list covers company matches for switchgear testing firms 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 6, 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 6, 2026 How this list was built
115Companies
947Contacts tracked
97Verified emails
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The 21 largest switchgear testing firms based in Türkiye

Ranked by team size
Top 21 of 115 company matches for switchgear testing firms based in Türkiye, 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 matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-5078 contacts →

Exact match

“Marke Elektronik is a representative company focused on electrical test equipments and industrial electronic components since 1993.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
3Exact matchKocaeli, TürkiyeHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Firmamız, elektrik enerjisi üretimi, iletimi ve dağıtımı; enerji tesisleri ile alçak gerilim, orta gerilim ve yüksek gerilim şalt tesisleri, endüstriyel tesisler, enerji üretim…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“GES Genel Elektrik Sistemleri Ltd.Şti.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBeylikdüzü, TürkiyeHQ recorded Nov 6, 2026201-50029 contacts →

Exact match

“Tesla Elektrik; Elektrik Proje Hizmetleri, Elektrik Taahhüt Hizmetleri, Trafo İşletme Sorumluluğu ve Bakım Hizmetleri, Akıllı Ev Sistemleri, Topraklama Ölçüm ve Raporlama…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAtatürk Osb, TürkiyeHQ recorded Nov 6, 202611-5029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“TRASER Transformer Service Electromechanical Maintenance San.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchKayseri, TürkiyeHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Temelleri 1974 tarihine uzanan ELTES Elektrik, daha kurumsal bir yapı oluşturmak amacı ile 1992 yılında Anonim Şirket statüsüne geçmiş ve “ELTES Elektrik İnşaat Taah.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSakarya, TürkiyeHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“DUGAN ENERGY is an accredited company according to the 17025 IEC quality system standards by Türkak.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAnkara, TürkiyeHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
11Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-5015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSariyer, TürkiyeHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Armes Group is an enginerring group for electrical infrastructure, MV/LV switchgear systems, power quality, power factor correction and energy efficiency systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-509 contacts →

Exact match

“2016 yılında İstanbul’da kurulan PANELTECH Pano, gerçekleştirdiği nitelikli işlerle kısa sürede iş hacmini arttırmıştır.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAdana, TürkiyeHQ recorded Nov 6, 2026201-5007 contacts →

Exact match

“Link Pano Imalat Mühendislik Endüstri ve Ticaret Limited Sirketi olarak Adana’da ESC Mühendislik Grup sirketlerinin üyesiyiz ve Link Pano markamızla Ulusal ve Uluslararası…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchYenimahalle/ankara, TürkiyeHQ recorded Nov 6, 202611-507 contacts →

Exact match

“HIZAL Ltd, established in 1974, has been manufacturing High Voltage Test and Measurement Equipment, Electrical Discharge Machining (EDM) machines, and CNC machines and systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchKocaeli, TürkiyeHQ recorded Nov 6, 2026201-5006 contacts →

Exact match

“Elektrik Taahhüt •Müşavirlik ve Mühendislik •Zayıf Akım Sistemleri •Orta Gerilim Tesisleri •Alçak Gerilim Dağıtım Sistemleri •Test ve Devreye Alma”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Orta Gerilim Şalt Malzemeleri 7/24 Teknik Servis Dağıtım Trafoları Metal Clad / Metal Enclosed Switchgear”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchKocaeli, TürkiyeHQ recorded Nov 6, 202611-504 contacts →

Exact match

“GÜÇ Check-Up Merkezi, güç transformatörleri, orta gerilim kesicileri ve enerji sistemlerinin test, bakım ve durum değerlendirme çalışmalarında uzmanlaşmış bir mühendislik…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Turnkey substation field services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202611-501 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Engineering and Consulting Services for Power Generation Market HAEFELY AG / Hipotronics Inc./ BF Srl- Turkey Partner”

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

Showing 21 of 115 switchgear testing firms based in Türkiye

See the full list, filter by size, metro and specialty, and access 97 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Switchgear testing firms based in Türkiye at a glance

As of Nov 6, 2026
10.2%Verified-email coverage
8.2Average contacts per company
11-50Median size (employees)
20.9%Largest-city concentration · Istanbul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
56
11-50
37
51-200
15
201-500
5

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 115 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 “switchgear testing firms” 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 97 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.

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 “switchgear testing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many switchgear testing firms are there based in Türkiye?

RevenueBase identified 115 company matches for switchgear testing firms 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?

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

Which city has the most switchgear testing firms?

Istanbul leads with 24 company records, followed by Ankara (13) and Kocaeli (7).

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 97 professional contacts with verified work emails tracked across these 115 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.