Company lists · Data refreshed September 2026

Top 24 Environmental engineering construction firms based in Ankara, Türkiye

RevenueBase identified 119 environmental engineering construction firms headquartered in Ankara, Türkiye as of September 2026 and tracks 2,796 professional contacts across them, including 372 with verified work emails. Istanbul is the largest hub.

This list covers environmental engineering construction firms headquartered in Ankara, 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
119Companies
2,796Contacts tracked
372Verified emails
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The 24 largest environmental engineering construction firms based in Ankara, Türkiye

Ranked by team size
Top 24 of 119 environmental engineering construction firms based in Ankara, Türkiye, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to environmental engineering construction 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
1Strong evidenceAnkara, TürkiyeHQ checked Sep 16, 202610001+959 contacts →

Strong 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 evidenceAnkara, TürkiyeHQ checked Sep 16, 20261,001-5,000345 contacts →

Indirect evidence

“ERG İnşaat Ticaret ve Sanayi Anonim Şirketi, 1972 yılından beri havaalanı inşaatları, her türlü yol, köprü inşaatları, baraj ve hidroelektrik santral inşaatları, termik santral…”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 20265,001-10,000299 contacts →

Indirect evidence

“GÜRBAĞ GRUP Türkiye’nin önde gelen sağlam yapılı, süratle gelişen ve büyüyen tecrübeli, güçlü finansal yapıya sahip firmalarından biri olarak 1992 yılından bu yana, yetişmiş…”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceAnkara, TürkiyeHQ checked Sep 16, 2026201-500188 contacts →

Partial 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, 2026
5Partial evidenceAnkara, TürkiyeHQ checked Sep 16, 2026501-1,00075 contacts →

Partial evidence

“Atak Engineering was founded in 1988.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202651-20033 contacts →

Indirect evidence

“EGESA Elektrik İnşaat Enerji Üretim A.Ş enerji sektörünün lider mühendislik ve taahhüt firmasıdır.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5031 contacts →

Indirect evidence

“AGM Mühendislik 1993 yılında Ankara'da kurulmuştur.”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5021 contacts →

Partial evidence

“Ekodenge was founded in 1996 by the experts working in the field since 80s to provide further engineering, consultancy, and architectural services.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5021 contacts →

Indirect evidence

“PROMOTA her biri kendi alanında 20 yıl üzerinde mühendislik tasarımları, müşavirlik ve inşaat yönetimi alanlarında gösterdiği performans ve geliştirdiği projeler ile uzmanlaşmış…”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5017 contacts →

Indirect evidence

“TR-AKAR-SU Mühendislik Müşavirlik Ltd.”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5016 contacts →

Partial evidence

“ENDECO is an engineering, design and consultancy company which was established in 2003.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5014 contacts →

Indirect evidence

“Lava mühendislik inşaat sektörüne yaratıcı alternatifler sunmak amacı ile 2008 yılında Ankara’da faaliyete geçmiştir.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5013 contacts →

Indirect evidence

“TR 2005 yılındaki kuruluşumuzdan itibaren, Müşterilerimize, Mühendislikte Gelişen Sürdürülebilirlik (MGS) ilkesi ile eksiksiz ve kaliteden ödün vermeyen çalışma anlayışımızla…”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-5013 contacts →

Indirect evidence

“Bünyesinde jeoloji, maden ve çevre mühendisliğinin yanı sıra çeşitli disiplinlerden oluşan tecrübeli uzman kadrosu ile her geçen gün büyümeye devam eden FİDES MÜHENDİSLİK…”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-507 contacts →

Indirect evidence

“Referans Çevre Teknolojileri, 2007 yılında kurulmuş olup, Hava ve Su ile ilgili Çevre Teknolojileri kapsamında cihaz, mühendislik, kurulum ve servis hizmetleri vermektedir.”

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

Partial evidence

“SUMODEL Engineering and Consulting Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
17Strong evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-507 contacts →

Strong evidence

“MACOM Environment & Energy Corporation is an international, high-growth environmental company offering Environmental Modelling, Engineering, GIS, UAV, Mining and Regulatory…”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 20261-106 contacts →

Indirect evidence

“Hidrowell Mühendislik Müşavirlik Ltd.”

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

Indirect evidence

“2013 yılından beri faaliyetlerine devam etmekte olan KRG Müşavirlik Mühendislik Mimarlık olarak, mühendis ve mimarlardan oluşan ekibimizle, her geçen gün gelişen dünyanın…”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-504 contacts →

Indirect evidence

“NOKTASAL PROJE, müşterilerine söz verdiği kaliteden ödün vermeden hizmet verebilmek amacıyla mühendislik hizmetleri kapsamındaki her türlü işi kendi bünyesinde yapmak üzere…”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceAnkara, TürkiyeHQ checked Sep 16, 20261-102 contacts →

Partial evidence

“ATINEN Engineering Consulting Software Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 202611-501 contacts →

Indirect evidence

“Niveo, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceAnkara, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Indirect evidence

“Firmamız kamu ve özel sektör kuruluşlarına; Çevre mühendisliği, çevre danışmanlık hizmetleri, Su Arıtma ve Atıksu Arıtma Sistemleri dizayn, projelendirme, anahtar teslim çözümler…”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceAnkara, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Partial evidence

“TECTA is a full service design-engineering and project management consultancy firm located in Ankara, Turkey.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 24 of 119 environmental engineering construction firms based in Ankara, Türkiye

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Environmental engineering construction firms based in Ankara, Türkiye at a glance

As of Sep 16, 2026
13.3%Verified-email coverage
23.5Average contacts per company
11-50Median size (employees)
130.3%Largest-city concentration · Istanbul
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
42
51-200
18
201-500
10
501-1,000
2
1,001-5,000
4
5,001-10,000
1
10001+
1

Email recency for this list is measured across the whole Türkiye list rather than for Ankara, so it is reported there. Company counts and contact totals on this page are exact for Ankara, over 119 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 environmental engineering construction 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 Ankara, Türkiye whose own description of what they do matches “environmental engineering construction 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 environmental engineering construction 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 environmental engineering construction firms, and records with no verified work email. Companies headquartered outside Ankara 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, 372 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.

Environmental engineering construction firms by metro in Türkiye

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 environmental engineering construction 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 environmental engineering construction firms are there based in Ankara, Türkiye?

RevenueBase identified 119 environmental engineering construction firms headquartered in Ankara, 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 environmental engineering construction firms?

Istanbul leads with 155 headquartered companies, followed by Ankara (119) and Cankaya (57).

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 372 verified decision-maker contacts tracked across these 119 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.