Company lists · Data refreshed September 2026
Top 25 Energy engineering consulting companies based in Türkiye
RevenueBase identified 1,625 energy engineering consulting companies headquartered in Türkiye as of September 2026 and tracks 17,141 professional contacts across them, including 2,593 with verified work emails. Istanbul is the largest hub.
This list covers energy engineering consulting companies 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 16, 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 energy engineering consulting companies based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,542 contacts → | ||||
Partial 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 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,157 contacts → | ||||
Indirect evidence “Rönesans Endüstri Tesisleri specializes in construction services and EPC in Hydrocarbons, Power, Metallurgy & Mining and Process Plants sectors.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 959 contacts → | ||||
Partial evidence “Mapa Group has emerged as a global leader in the engineering and construction industry, now spanning three continents.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 641 contacts → | ||||
Partial evidence “EMAY International Engineering and Consultancy Inc, established in 1980, is one of the leading engineering and technical consultancy companies in Turkey.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 340 contacts → | ||||
Partial evidence “Expertise in Design, Engineering & Consultancy” PROKON Engineering & Consultancy Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 216 contacts → | ||||
Partial evidence “Welcome to DEHA TECH Engineering & Contracting Group We provide engineering and contracting services all around the world with our experienced team.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 190 contacts → | ||||
Partial 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 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 188 contacts → | ||||
Strong evidence “TEMELSU is a well known Turkish consulting engineering company which provides multidisciplinary engineering services, locally and internationally, since its foundation in 1969.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 177 contacts → | ||||
Indirect evidence “ELTEMTEK A.Ş olarak temel mühendislik hizmetlerinden, yatırım danışmanlığına; işletme hizmetlerine, sistem analiz etütlerine, harita ve kamulaştırma hizmetlerine uzanan geniş bir…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 145 contacts → | ||||
Strong evidence “We as MRC Türkiye provide engineering and advisory services within all aspects of Energy and Utility business (Distribution, Transmission, Generation and Energy Markets) and over…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 143 contacts → | ||||
Partial evidence “İltekno, as one of the five subsidiaries of Enso Holding, prioritizes customer satisfaction while providing engineering, design, procurement, installation, commissioning, and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 120 contacts → | ||||
Strong evidence “ViTO Energy Engineering and Construction is an integrated EPC services provider for industrial projects.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 102 contacts → | ||||
Partial evidence “PROMER Müşavirlik Mühendislik A.Ş.® is an independent engineering-consultancy company offering various professional solutions and services for industries such as mining, power…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 102 contacts → | ||||
Strong evidence “Tefirom is a global construction and energy company headquartered in Ankara, Türkiye, specializing in large-scale projects across construction, engineering and energy sectors.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 97 contacts → | ||||
Strong evidence “Göktekin Energy is an engineering company established in 2015 to provide EPC services in the field of sustainable energy.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 93 contacts → | ||||
Partial evidence “YILDIRIM Group first entered the energy industry in 2010.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 92 contacts → | ||||
Partial evidence “Enerji sektöründe ortaklarımızın özel sektörde yılların başından beri gerçekleştirdiği başarılı projeler ve edindiği tecrübelerden sonra, Istrich 2014 yılında müşterilerine enerji…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 86 contacts → | ||||
Partial evidence “Kurucularının uzun yıllar boyunca uluslararasi taahhüt projelerinde edindikleri deneyimleri yeni mecralara farklı bir ses tonuyla anlatmak için kurulan Kalkedon Enerji, Yurtdışı…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 84 contacts → | ||||
Partial 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 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 77 contacts → | ||||
Partial evidence “Stadia Engineering and Consultancy was established in 2018.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 77 contacts → | ||||
Indirect evidence “MCA Yapı, 2010 yılında mekanik ve elektrik sistemlerde yüksek kaliteli mühendislik çözümleri sunmak amacıyla kurulmuştur.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 64 contacts → | ||||
Partial evidence “be is dedicated to providing sustainable engineering solutions and consultancy services in the fields of Renewables, Oil & Gas.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 59 contacts → | ||||
Partial evidence “Operating within the ALDO Group, established in 1969, ALDO Energy began its journey in 2014 with the aim of serving in the solar energy sector by making use of creative and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 58 contacts → | ||||
Indirect evidence “The heart and soul of a company is creativity and innovation.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 55 contacts → | ||||
Partial evidence “At A Glance;* Oil & Gas Engineering Company,* Managed by Practicing Refinery Engineers,* Engineering Expertise that Minimizes Cost & Improves Process,* Over 100 Total Project…” Source: RevenueBase Database · checked Sep 16, 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: energy engineering consulting companies. 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 energy engineering consulting companies.
- Partial evidence
- Its own public description names part of energy engineering consulting companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name energy engineering consulting companies. 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 1,625 energy engineering consulting companies based in Türkiye
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Energy engineering consulting companies based in Türkiye at a glance
As of Sep 16, 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 1,625 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 energy engineering consulting companies, 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 “energy engineering consulting companies”. 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 energy engineering consulting companies), 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 energy engineering consulting companies, 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, 2,593 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 16, 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.
Energy engineering consulting companies by metro
- Energy engineering consulting companies in Istanbul262
- Energy engineering consulting companies in Ankara203
- Energy engineering consulting companies in Cankaya104
- Energy engineering consulting companies in Izmir74
- Energy engineering consulting companies in Atasehir39
- Energy engineering consulting companies in Bursa32
- Energy engineering consulting companies in Kocaeli30
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 energy engineering consulting companies, 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 energy engineering consulting companies are there based in Türkiye?
RevenueBase identified 1,625 energy engineering consulting companies 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 energy engineering consulting companies?
Istanbul leads with 262 headquartered companies, followed by Ankara (203) and Cankaya (104).
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 2,593 verified decision-maker contacts tracked across these 1,625 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 16, 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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