Company lists · Data refreshed November 2026

Top 21 Power generation maintenance contractors based in Türkiye

RevenueBase identified 128 company matches for power generation maintenance contractors associated with Türkiye as of November 2026 and tracks 1,599 professional contacts across them, including 182 with verified work emails. Istanbul is the largest hub.

This list covers company matches for power generation maintenance contractors 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
128Companies
1,599Contacts tracked
182Verified emails
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The 21 largest power generation maintenance contractors based in Türkiye

Ranked by team size
Top 21 of 128 company matches for power generation maintenance contractors 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 matchAnkara, TürkiyeHQ recorded Nov 6, 20265,001-10,000476 contacts →

Exact match

“GAMA Power Systems Engineering and Contracting, Inc.(GAMA Power Systems) is the EPC contracting arm of GAMA Holding in turnkey power generation projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAnkara, TürkiyeHQ recorded Nov 6, 2026201-500118 contacts →

Exact match

“Proterm Energy was founded by Mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 2026201-500106 contacts →

Exact match

“Omega Grup’un, teknik arıza, bakım ve işletme yönetimi hizmetleri veren genç ve dinamik şirketlerinden biri.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 2026201-50087 contacts →

Exact match

“Toreks Elektrik, 2011 yılında elektrik, periyodik bakım ve servis hizmetleri vermek amacıyla kurulmuştur.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNiğde, TürkiyeHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“ESCOM provides service in the field of especially erection, supervision, installation, commissioning, operation and maintenance of power plants with MAN Diesel/HFO Engines and GE…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAtasehir, TürkiyeHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“The Joule Energy's main activities are the installation, maintenance, engineering services and spare parts supply of Power Plants, Rafineries & Industries Plants."Joule Energy"…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact matchÜsküdar, TürkiyeHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“NNG Energy is a company that has been operating in Turkiye since 2008, specializing in gas turbine and gas engine services, and providing high-quality and cost-effective…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact 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
10Exact 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
11Exact matchMuğla, TürkiyeHQ recorded Nov 6, 202611-509 contacts →

Exact match

“John Deere Authorized Service”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“Ozgen was founded in Ankara in 1964.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Gensets sales, service, spare parts, power plants supplier.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKocaeli, TürkiyeHQ recorded Nov 6, 202611-508 contacts →

Exact match

“We provide turnkey services for the power generation industry, petrochemical, refinery, industrial facilities and industries that produce their own energy as a goal.”

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

Exact match

“TAF Energy Solutions A.Ş is established to provide installation, commissioning, maintenance and consultancy services in Industrial Facilities and Energy Distribution Facilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchYalova, TürkiyeHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Alt yapi ve üst yapi elektri̇k proje ve müteahhi̇tli̇k hi̇zmetleri̇ (endüstri̇yel tesi̇sler, fabri̇kalar ve doğalgaz, bi̇ogaz, kömür, rüzgar ve güneş enerji̇si̇ne dayali elektri̇k…”

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

Exact match

“Since 2006, AEF Generator has shown consistent progress in manufacturing, sales, after-sales service, rentals, and spare parts provision.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchKocaeli, TürkiyeHQ recorded Nov 6, 202651-2003 contacts →

Exact match

“İNTESKON – Endüstriyel Bakım ve Yatırım Mühendisliği İNTESKON olarak, endüstriyel tesislerin bakım, onarım ve yatırım mühendislik süreçlerinde uzmanlaşmış bir çözüm ortağıyız.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBornova, TürkiyeHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Arden Energy is an engineering and solutions company delivering industrial power systems, rotating equipment solutions, automation, modernization and lifecycle services for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact 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
21Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Kesintisiz güç, kesintisiz enerji”

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

Showing 21 of 128 power generation maintenance contractors based in Türkiye

See the full list, filter by size, metro and specialty, and access 182 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Power generation maintenance contractors based in Türkiye at a glance

As of Nov 6, 2026
11.4%Verified-email coverage
12.5Average contacts per company
11-50Median size (employees)
28.9%Largest-city concentration · Istanbul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
49
11-50
48
51-200
18
201-500
9
5,001-10,000
1

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 128 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 “power generation maintenance contractors” 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 182 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 “power generation maintenance contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many power generation maintenance contractors are there based in Türkiye?

RevenueBase identified 128 company matches for power generation maintenance contractors 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?

Gama Power Systems tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most power generation maintenance contractors?

Istanbul leads with 37 company records, followed by Izmir (5) and Bayrakli (4).

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 182 professional contacts with verified work emails tracked across these 128 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.