Company lists · Data refreshed September 2026

Top 21 Energy efficient building contractors based in Türkiye

RevenueBase identified 154 energy efficient building contractors headquartered in Türkiye as of September 2026 and tracks 1,860 professional contacts across them, including 371 with verified work emails. Istanbul is the largest hub.

This list covers energy efficient building contractors 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
154Companies
1,860Contacts tracked
371Verified emails
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The 21 largest energy efficient building contractors based in Türkiye

Ranked by team size
Top 21 of 154 energy efficient building contractors based in Türkiye, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to energy efficient building contractors: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202610001+959 contacts →

Indirect 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, 2026
2Indirect evidenceAtasehir, TürkiyeHQ checked Sep 16, 202651-200166 contacts →

Indirect evidence

“ENTEGRE PROJECT MANAGEMENT is one of the leading Development Consultancy and Project Management Companies in Turkey and provides services to its clients with utmost care of…”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceAtaşehir, TürkiyeHQ checked Sep 16, 202611-5031 contacts →

Indirect evidence

“fabrika(üretim evi):Sürdürülebilir, çevreye duyarlı, yenilikçi, fonksiyonel mekanlar yaratmayı öncelikli hedef, işverenle koordineli doğru süre, maliyet, etki hedefli mimari proje…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceBahçelievler, TürkiyeHQ checked Sep 16, 202611-5020 contacts →

Indirect evidence

“Mimarlık,mühendislik ve inşaat”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceKüçükbakkalköy Ataşehir, TürkiyeHQ checked Sep 16, 202611-5020 contacts →

Indirect evidence

“ABOUT - US Architecture and Construction is a way of life for us.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceAtasehir, TürkiyeHQ checked Sep 16, 202611-5018 contacts →

Indirect evidence

“As we face with the uprising and unwanted effects of the global warming, minimizing our carbon dioxide emissions is becoming more and more important each day.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceAtsşehir, TürkiyeHQ checked Sep 16, 202651-20017 contacts →

Indirect evidence

“Oğuz Bayazıt Mimarlık, Y.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceÜsküdar, TürkiyeHQ checked Sep 16, 202611-5015 contacts →

Indirect evidence

“ERKE was founded in 2007 to provide electrical project design, lighting, and application consultancy services.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceİstanbul, TürkiyeHQ checked Sep 16, 202611-5012 contacts →

Partial evidence

“Demir Energy Consulting is helping its customers to achieve their sustainability goals by providing solutions on climate change strategies, carbon management, effective and…”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 202611-5012 contacts →

Indirect evidence

“Aslında Logo belki de herşeyi söylüyor.”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceAtaşehir, TürkiyeHQ checked Sep 16, 20261-1012 contacts →

Partial evidence

“Çevre Dostu Yeşil Binalar Derneği (ÇEDBİK)/ Turkish Green Building Council (TGBC) The Turkish Green Building Council (ÇEDBİK) aims to contribute to the building industry’s…”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceAltunizade, TürkiyeHQ checked Sep 16, 202651-20011 contacts →

Partial evidence

“Dansuk Engineering - a solution partner to global corporations like Koç Holding, Arçelik, Beko, LG and Arctic - has been providing innovative HVAC and energy solutions for…”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceMelikgazi, TürkiyeHQ checked Sep 16, 202651-2007 contacts →

Partial evidence

“Şirketimiz 2008 yılında enerji verimliliği, enerji kullanım ve üretim danışmanlık hizmetleri, ve enerji santralleri kurulumu konularında hizmet vermek üzere Kayseri Erciyes…”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceÇekmeköy, TürkiyeHQ checked Sep 16, 2026201-5007 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceEsentepe, TürkiyeHQ checked Sep 16, 202611-505 contacts →

Indirect evidence

“FOLLOW US!”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceIzmir, TürkiyeHQ checked Sep 16, 20261-105 contacts →

Indirect evidence

“EMK is a construction company and serves commitment with design- build,turnkey ( lump-sum ), unit price and cost + profit basis, including nature of the project with appropriate…”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 20261-102 contacts →

Indirect evidence

“ECOBuild olarak vizyonumuz, bina sektörünün sürdürülebilir olarak gelişmesi ve binaların eko kriterlere göre tasarlanıp, yapılmasını sağlamaya liderlik yapmaktır.”

Source: RevenueBase Database · checked Sep 16, 2026
18Strong evidenceIstanbul, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Strong evidence

“Since 1997, Ari Engineering has been working on the design and implementation of Energy Efficiency applications in buildings.”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceİstanbul/ataşehir, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Partial evidence

“DODOGREEN BUİLDİNG olarak binaların çevreye karşı sorumlu ve kaynak açısından verimli bir şekilde tasarlanması, inşa edilmesi ve yönetilmesini hedeflemekteyiz.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceİstanbul, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Partial evidence

“nED, 2018 yılında temellerini atmış, bina mekanik tesisat sistemlerinin tasarımını enerji verimliliği ile birleştirmeyi amaçlamış, 2022'de Pasif Ev tasarımları için sertifikasını…”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceYeniköy Sarıyer, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Partial evidence

“DANIŞMANLIK, MÜHENDİSLİK VE PROJE HİZMETLERİ Isıtma, Soğutma ve Havalandırma İhtiyaçlarının Verimli Sistem Çözümleri Enerji Verimliliğinin ve Yenilenebilir Enerjinin Ön Planda…”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 21 of 154 energy efficient building contractors based in Türkiye

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Energy efficient building contractors based in Türkiye at a glance

As of Sep 16, 2026
19.9%Verified-email coverage
12.1Average contacts per company
1-10Median size (employees)
27.3%Largest-city concentration · Istanbul
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
90
11-50
45
51-200
12
201-500
4
501-1,000
1
10001+
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 154 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 efficient building contractors, 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 efficient building contractors”. 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 efficient building contractors), 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 efficient building contractors, 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, 371 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 efficient building contractors by metro

  • Energy efficient building contractors in Istanbul42

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 efficient building contractors, 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 efficient building contractors are there based in Türkiye?

RevenueBase identified 154 energy efficient building contractors 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?

Mapa Group, headquartered in Ankara, tops this list with the largest team on record.

Which city has the most energy efficient building contractors?

Istanbul leads with 42 headquartered companies, followed by Ankara (15) and Izmir (10).

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 371 verified decision-maker contacts tracked across these 154 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.