Company lists · Data refreshed September 2026

Top 17 Commercial building decarbonization firms based in Türkiye

RevenueBase identified 94 commercial building decarbonization firms headquartered in Türkiye as of September 2026 and tracks 467 professional contacts across them, including 59 with verified work emails. Istanbul is the largest hub.

This list covers commercial building decarbonization firms 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
94Companies
467Contacts tracked
59Verified emails
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The 17 largest commercial building decarbonization firms based in Türkiye

Ranked by team size
Top 17 of 94 commercial building decarbonization firms 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 commercial building decarbonization firms: 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 evidenceİstanbul, TürkiyeHQ checked Sep 16, 202611-5033 contacts →

Indirect evidence

“Küreselleşme sonucu dünyada artan ticaret hacmi ve üretim imkânlarının gelişmesi, modernleşen toplumlarla birlikte enerji ihtiyacının artmasına neden olmaktadır.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect 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
3Indirect evidenceİstanbul, TürkiyeHQ checked Sep 16, 202611-5012 contacts →

Indirect 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
4Indirect evidenceAtasehir, TürkiyeHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“BESENVE, enerji verimliliği danışmanlığı alanında verimlilik artırıcı çözümlere dair enerji etüdü, mühendislik, projelendirme, uygulama, test ve işletmeye alma, performans ölçme…”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidencePendi̇k, TürkiyeHQ checked Sep 16, 20261-1010 contacts →

Indirect evidence

“Atasayın Enerji ve Mühendislik firması olarak iklim değişikliği ve enerji kaynaklarının verimli kullanılmasına önem veriyoruz.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“Tardis Enerji, güneş enerjisi sistemlerindeki bilgi, deneyim ve uzmanlığı sayesinde Türkiye çapında işletmeler, hizmet sağlayıcılar ve yatırımcılara mühendislik ve danışmanlık…”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceMelikgazi, TürkiyeHQ checked Sep 16, 202651-2007 contacts →

Indirect 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
8Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 202611-507 contacts →

Indirect evidence

“Climate change is the defining issue of our time, and we need innovative solutions to tackle it.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 20261-107 contacts →

Indirect evidence

“Recton provides creative solutions regarding maintenance, energy, and operational cost-saving with the help of its high technology, enhanced products, and services.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“A trusted partner in Renewable Energy, VAENER, creates solutions for companies and countries who aim to become eco-friendly and supports them to meet their sustainability goals.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceBeykoz, TürkiyeHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“Mikro Enerji Mühendislik Şirketi olarak Enerji Verimliliği, Güneş Enerjisi Uygulamaları, Mühendislik Hizmetleri, Enerji Danışmanlık Hizmetleri alanları başta olmak üzere enerji ve…”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceÇinar, TürkiyeHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“The purpose of EDITO Project (Energy Database Information Tracking Online System) Patent Pending, is to create a real time online energy tracking and auditing system, We are…”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceKocaeli, TürkiyeHQ checked Sep 16, 20261-103 contacts →

Indirect evidence

“Endüstriyel tesislerin kârlılıklarını artırmaları ve finansal sürdürülebilirliklerini sağlamaları için en etkili araçlardan biri enerji verimliliğidir.”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceİzmir, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
16Partial 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
17Indirect evidenceYeniköy Sarıyer, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Indirect 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 17 of 94 commercial building decarbonization firms based in Türkiye

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Commercial building decarbonization firms based in Türkiye at a glance

As of Sep 16, 2026
12.6%Verified-email coverage
5.0Average contacts per company
1-10Median size (employees)
20.2%Largest-city concentration · Istanbul
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
26
51-200
6
201-500
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 94 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 commercial building decarbonization firms, 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 “commercial building decarbonization firms”. 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 commercial building decarbonization firms), 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 commercial building decarbonization firms, 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, 59 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.

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 commercial building decarbonization firms, 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 commercial building decarbonization firms are there based in Türkiye?

RevenueBase identified 94 commercial building decarbonization firms 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?

VAT Enerji̇ Hi̇zmetleri̇, headquartered in Türkiye, tops this list with the largest team on record.

Which city has the most commercial building decarbonization firms?

Istanbul leads with 19 headquartered companies, followed by Izmir (8) and Cankaya (6).

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 59 verified decision-maker contacts tracked across these 94 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.