Company lists · Data refreshed September 2026
Top 25 Power systems integrators based in Türkiye
RevenueBase identified 951 power systems integrators headquartered in Türkiye as of September 2026 and tracks 9,968 professional contacts across them, including 1,934 with verified work emails. Istanbul is the largest hub.
This list covers power systems integrators headquartered in Türkiye, 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 29, 2026.
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 power systems integrators based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,542 contacts → | ||||
Indirect evidence “Founded in 1998, Çalık Enerji is a leading international energy company with a strong track record in delivering integrated, turn-key contracting projects across Europe, Central…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 602 contacts → | ||||
Indirect evidence “Kontrolmatik provides a broad spectrum of services to industries including- LV/MV/HV Solutions- SCADA and Automation- Communication- Balance of Plant- Consulting- ICS…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 212 contacts → | ||||
Partial evidence “Our Group started its business operations in 1986 as a mechanical systems subcontractor under the business name Şengüler İnşaat Ltd.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 190 contacts → | ||||
Indirect evidence “In the renewable energy sector and every area of industry, we combine energy production and savings solutions with digital automation, visualization-reporting technologies, and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 179 contacts → | ||||
Strong evidence “Aytemiz-Makelsan was founded in 1976 with the aim of designing electrical power systems.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 157 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 151 contacts → | ||||
Partial evidence “EEC Integrated Building Control Systems is an engineering company that specializes in the automation of electrical, electronic and mechanical systems that make buildings safe and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 149 contacts → | ||||
Partial evidence “EGESIM, founded in 1994, is an energy solutions company focused on industrial electrical and automation systems and EPC (engineering, procurement and construction) of geothermal…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 145 contacts → | ||||
Indirect evidence “27 Yıldır Güveninizle Büyüyoruz!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 101 contacts → | ||||
Indirect evidence “MCSistem elektromekanik sistem entegrasyonu yapan bir kuruluştur.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 98 contacts → | ||||
Partial evidence “Teknopar was founded in 1996 in Ankara to design and implement automation systems for developing industries and industrial facilities.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 84 contacts → | ||||
Indirect evidence “Bartek Elektrik Sistemleri A.Ş, yüksek ve alçak gerilim elektrik tesisleri, enerji nakil hatları, otomasyon sistemleri ile kuvvetli ve zayıf akım sistemlerinin projelendirilmesi…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 75 contacts → | ||||
Indirect evidence “AK-AY® ELEKTRIK is a global first-class Electrical EPC contractor and electromechanical manufacturer that takes a unique approach to delivering electricity transmission and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 57 contacts → | ||||
Indirect evidence “Elektrik güç dağıtım ve otomasyon sektörlerinde tasarım, anahtar teslim taahhüt, otomasyon ve elektrik panoları üretimi ile faaliyette bulunan ve hizmet veren şirketimiz, bilgi…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 54 contacts → | ||||
Indirect evidence “Omega Mühendislik, 1994 yılında girişimci Öner Çelebi tarafından kurulan, elektrik taahhüt sektöründe, proje, uygulama ve teknik danışmanlık alanlarında hizmet veren, alçak…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 41 contacts → | ||||
Strong evidence “Our Services Professional Engineering Industrial Safety Repair and Field Service Commissioning System Integration Power Services” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 41 contacts → | ||||
Indirect evidence “Faali̇yet alani; enerji̇ naki̇l ve i̇leti̇m hatlari, trafo merkezleri̇, scada si̇stemleri̇, anten di̇rekleri̇,aydinlatma di̇rekleri̇ni̇n mühendi̇sli̇k ve montaj i̇şleri̇, anahtar…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 39 contacts → | ||||
Indirect evidence “Şirketimiz 1996 yılında Kayseri'de Ahmet SEFEROĞLU tarafından elektrik, elektronik, ve otomasyon sektörlerinde faaliyet göstermek üzere kurulmuştur.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 37 contacts → | ||||
Strong evidence “Established in Form Elektrik is a leading engineering company specializing in high-end solutions for Power & Energy Systems.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 35 contacts → | ||||
Indirect evidence “Ser Elektrik ve Otomasyon şirketi 2007 yılında elektrik ve proses otomasyonu konusunda hizmet vermek üzere kurulmuştur.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 35 contacts → | ||||
Indirect evidence “1976 yılında İstanbul Devlet Mimarlık Akademisinin Elektrik bölümünden mezun olmuş olan Namık ONMUŞ çeşitli ortaklıklar yaparak serbest olarak çalışmaya başlamıştır.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 32 contacts → | ||||
Indirect evidence “1997’de başlayan AG modüler pano montajı yolculuğumuz, 2009’da ERC SİSTEM olarak kurumsal kimliğe dönüştü.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 30 contacts → | ||||
Indirect evidence “4A Electrical Electronics Technology and Industry Co.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 28 contacts → | ||||
Strong evidence “Uskom has emerged from the merger of former Leopar and Usluel Communication System Groups with the aim of becoming a reference integrator / contracting company for engineering…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 27 contacts → | ||||
Indirect evidence “We are Patrion, a company providing services in technology and engineering.” Source: RevenueBase Database · checked Sep 29, 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: power systems integrators. 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 power systems integrators.
- Partial evidence
- Its own public description names part of power systems integrators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name power systems integrators. 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 951 power systems integrators based in Türkiye
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Power systems integrators based in Türkiye at a glance
As of Sep 29, 2026Companies by employee count
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 951 companies.
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 power systems integrators, 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.
- What qualifies
- Companies headquartered in Türkiye whose own description of what they do matches “power systems integrators”. 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 power systems integrators), 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 power systems integrators, and records with no verified work email. Companies headquartered outside Türkiye are excluded even when they keep an office there.
- 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, 1,934 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 29, 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.
Power systems integrators by metro
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 power systems integrators, 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 power systems integrators are there based in Türkiye?
RevenueBase identified 951 power systems integrators headquartered in Türkiye 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?
Çalık Enerji, headquartered in Istanbul, tops this list with the largest team on record.
Which city has the most power systems integrators?
Istanbul leads with 167 headquartered companies, followed by Ankara (104) and Izmir (41).
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 1,934 verified decision-maker contacts tracked across these 951 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 29, 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.
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