Company lists · Data refreshed September 2026

Top 21 Construction environmental compliance firms based in Türkiye

RevenueBase identified 191 construction environmental compliance firms headquartered in Türkiye as of September 2026 and tracks 1,012 professional contacts across them, including 69 with verified work emails. Ankara is the largest hub.

This list covers construction environmental compliance 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
191Companies
1,012Contacts tracked
69Verified emails
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The 21 largest construction environmental compliance firms based in Türkiye

Ranked by team size
Top 21 of 191 construction environmental compliance 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 construction environmental compliance 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 evidenceMaltepe, TürkiyeHQ checked Sep 16, 202611-5026 contacts →

Indirect evidence

“Ulus Mühendislik Olarak, ÇEVRE DANIŞMANLIĞI' nda Uzman Mühendis Kadrolarımızla Hizmet Sunmaktayız.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceİzmir, TürkiyeHQ checked Sep 16, 202611-5024 contacts →

Indirect evidence

“Proçed Çevre Danışmanlığı Mühendislik İnş.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceKonutkent Çankaya, TürkiyeHQ checked Sep 16, 202611-5022 contacts →

Indirect evidence

“ETC, 2004 yılında faaliyetlerine başlamış olup çevre danışmanlık, ÇED Raporları, Proje Tanıtım Dosyaları hazırlanması, atıksu arıtma tesisleri yapımı, işletme ve bakım hizmetleri…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 202611-5021 contacts →

Indirect evidence

“2001 yılında kurucumuz Harun TEKAY Çevre Danışmanlık hizmetlerinde aktif çalışma hayatına başlamıştır.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceÇankaya, TürkiyeHQ checked Sep 16, 202611-5015 contacts →

Indirect evidence

“2U1K Mühendislik ve Danışmanlık A.Ş, 2012 yılında Turgay Eser (Çevre Mühendisi), Günal Özenirler (Çevre Yüksek Mühendisi) ve Dündar Emre Kaya (Çevre Mühendisi) tarafından…”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceMamure, TürkiyeHQ checked Sep 16, 20261-1011 contacts →

Indirect evidence

“Temmuz 2015'te faaliyetine başlayan Dorlion Çevre, Türkiye genelinde uzman kadrosuyla çevre mühendisliği konusunda mühendislik hizmetleri vermektedir.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceÇankaya, TürkiyeHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Resisco, ülkenin alanlarında öncü firmalarına Sera Gazı Emisyonları, Sürekli Emisyon Ölçüm Sistemleri (SEÖS) Mevzuat ve Uygulamaları ve genel olarak Çevre Mevzuatları hakkında…”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceKadikoy, TürkiyeHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Uzman mühendislerimiz ile çevre sektöründe uygun, teknolojik, sürdürülebilir çözümler üretiyoruz.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceİstanbul, TürkiyeHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Boğaziçi Arıtma Ve Çevre Danışmanlık Hizmetleri San.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceÇankaya, TürkiyeHQ checked Sep 16, 202611-509 contacts →

Indirect evidence

“ÇED Raporları Hazırlanması Çevre Danışmanlığı Uluslararası Kurum ve Kuruluşları İçin Çevresel ve Sosyal Etki Değerlendirmesi (ÇSED) Raporları Hazırlanması Sosyal Etki…”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceKonak/i̇zmir, TürkiyeHQ checked Sep 16, 20261-109 contacts →

Indirect evidence

“Özdirek Çevre is a management consulting company based out of Konak, 847.”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceMelikgazi/kayseri, TürkiyeHQ checked Sep 16, 202611-508 contacts →

Partial evidence

“Sera Mühendislik,Sera Laboratuvar is a environmental management consulting, and Environment Laboratory company.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidencePendik, TürkiyeHQ checked Sep 16, 202611-508 contacts →

Partial evidence

“Preparation of Environmental Impact Assessment Reports (EIA Reports) Environmental Management Services, Permit and License Activities, Zero Waste Consultancy and Management of…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-507 contacts →

Partial evidence

“Filizi Mühendislik is an environmental and sustainability consulting company providing services for mining, energy, infrastructure, and industrial projects across Türkiye.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceİzmi̇r, TürkiyeHQ checked Sep 16, 20261-106 contacts →

Indirect evidence

“Güvenilir hizmet anlayışıyla, değişen ve gelişen çevre mevzuatları kapsamında faaliyetlerin mevzuat kapsamında uyumluluğunun sağlanması ve bu durumun devamlılığı için alanında…”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceBeşiktaş/i̇stanbul, TürkiyeHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceBodrum, TürkiyeHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“Nadide Çevre olarak, uzman mühendis ekibimiz ile Çevre Mevzuatı kapsamında Çevre İzni, ÇED Muafiyeti, Atık Yönetimi, Atıksu Yönetimi, Sıfır Atık Sistemi, Kurumsal Karbon Ayak İzi…”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceTekirdağ, TürkiyeHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“Firmalara, Çevre Mevzuatı ve Karayollarında Tehlikeli Maddelerin taşınmasına ilişkin mevzuat kapsamında firmaların doğru ve koruyucu önlemleri alarak faaliyetlerini…”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“Konusunda profesyonel kadrosuyla Türkiye genelinde birçok ilde, çeşitli sektörlerde faaliyet gösteren müşterilerine sunmuş olduğu danışmanlık hizmetini kaliteden ödün vermeden…”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceİstanbul, TürkiyeHQ checked Sep 16, 20261-103 contacts →

Partial evidence

“Our Services:* Environmental Consultancy * Chemical Consultancy * Sustainability * Risk Advisory * Audit * Education”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 20261-103 contacts →

Indirect evidence

“UZD sürdürülebilirlik konusunda, özellikle çevre, iş sağlığı ve güvenliği alanlarında uzmanlaşmış bir yönetim danışmanlığı firmasıdır.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 21 of 191 construction environmental compliance firms based in Türkiye

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Construction environmental compliance firms based in Türkiye at a glance

As of Sep 16, 2026
6.8%Verified-email coverage
5.3Average contacts per company
1-10Median size (employees)
11.0%Largest-city concentration · Ankara
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
131
11-50
57
51-200
3

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 191 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 construction environmental compliance 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 “construction environmental compliance 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 construction environmental compliance 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 construction environmental compliance 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, 69 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 construction environmental compliance 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 construction environmental compliance firms are there based in Türkiye?

RevenueBase identified 191 construction environmental compliance 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?

Ulus Mühendi̇sli̇k, headquartered in Istanbul, tops this list with the largest team on record.

Which city has the most construction environmental compliance firms?

Ankara leads with 21 headquartered companies, followed by Istanbul (18) and Cankaya (14).

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 69 verified decision-maker contacts tracked across these 191 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.