Company lists · Data refreshed September 2026

Top 25 On-site water treatment system contractors based in Türkiye

Name: On-site water treatment system contractors based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 300 companies tracked

RevenueBase identified 300 company matches for on-site water treatment system contractors associated with Türkiye as of September 2026 and tracks 2,516 professional contacts across them, including 288 with verified work emails. Istanbul is the largest hub.

This list covers company matches for on-site water treatment system contractors associated with Türkiye, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

300Companies

2,516Contacts tracked

288Verified emails

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The 25 largest on-site water treatment system contractors based in Türkiye

Ranked by team size

Top 25 of 300 company matches for on-site water treatment system contractors based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Esli Pollet Water Group	Exact match	Antalya, TürkiyeHQ recorded Sep 17, 2026	201-500	221 contacts →
	Exact match “Esli PWG Ltd.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	MAT Filtration Technologies	Exact match	Güzelbahçe, TürkiyeHQ recorded Sep 17, 2026	501-1,000	191 contacts →
	Exact match “MAT FILTRATION TECHNOLOGIES is a design and manufacturing leader of specialty water treatment equipment for industrial & municipal applications, Recirculating Aquaculture Systems…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Timex Filtration And Water Systems	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	51-200	66 contacts →
	Exact match “TIMEX Filtration and Water Systems provides high-quality, cost effective, reliable and environmentally-friendly filtration solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	AKA SU Teknoloji̇leri̇	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	51-200	60 contacts →
	Exact match “AKA SU» şirketi 1998 yılında kuruldu.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Artemis Arıtım	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	51-200	56 contacts →
	Exact match “1998 yılından günümüze çevre koruma konusunda faaliyet gösteren Artemis Arıtım uluslararası bilgi ve tecrübeye sahip mühendisleri ve akademik danışmanlarıyla birçok başarılı…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Baysu Water Treatment Systems & Aquabay	Exact match	Honaz, TürkiyeHQ recorded Sep 17, 2026	51-200	35 contacts →
	Exact match “BAYSU Water Treatment Systems has been providing engineering-based water treatment solutions since 1996.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Kazanci Environmental Technics Kazancı Çevre Tekniği	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	31 contacts →
	Exact match “Kazancı Çevre Tekniği is an engineering-driven environmental technologies company delivering sustainable and high-efficiency solutions for diverse industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Atech Proses	Exact match	Adana, TürkiyeHQ recorded Sep 17, 2026	51-200	29 contacts →
	Exact match “ATECH Proses is established as a Turkish private company in the field of water and environmental technologies in 2016.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	ASTIM	Exact match	Kocaeli, TürkiyeHQ recorded Sep 17, 2026	51-200	28 contacts →
	Exact match “5 CONTINENTS 30 COUNTRIES 800 PROJECTS Astim is established and organized to design and manufacture various mechanical equipment for municipal and industrial water & wastewater…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Aytok Filter	Exact match	Selcuklu, TürkiyeHQ recorded Sep 17, 2026	51-200	21 contacts →
	Exact match “Established in 1997, Aytok is one of Turkey’s leading manufacturers of water filtration systems used in industrial and agricultural applications.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Işik Teknoloji	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “IŞIK Teknolojik Tesisat Sistemleri Ticaret A.Ş, 1997 yılından bu yana tesisat sektöründe faaliyet göstermektedir.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Vatek Çevre Teknoloji̇leri̇	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “VATEK Environmental Technologies acts with the philosophy of customer satisfaction and water gives life to the consciousness of production.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Gesu Environmental Technologies	Exact match	Bursa, TürkiyeHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “Wastewater Treatment Systems” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Durko Çevre Enerji Tekniği VE Tic. A.Ş	Exact match	Besiktas, TürkiyeHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “Durko Çevre Enerji Tekniği ve Tic.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	EKE Endustri	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “EKE ENDUSTRI LTD is established in February 2004.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Ökotek Çevre Teknolojisi VE Kimya Sanayi A.Ş	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Ökotek, 1990 yılında endüstri kuruluşlarının problemlerine çözümler sunmak amacıyla kuruldu.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Boğaziçi Arıtma VE Çevre Danışmanlık Hiz. San. Tic. Ltd. ŞTI	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “Boğaziçi Arıtma Ve Çevre Danışmanlık Hizmetleri San.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Protech Water Technologies	Exact match	İzmi̇r, TürkiyeHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “Protech Water Technologies was established in 2015 with the aim of provoding global service for water and wastewater treatment chemicals.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	ENORA	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	51-200	8 contacts →
	Exact match “Enora is one of the leading company working mainly in all fields of environmental technologies, especially water filtration systems in industrial, municipal and oil & gas industry…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Ketpol Arıtma Kimyasalları Makina İmalat VE Pzl.San.Tic.A.Ş	Exact match	Kocaeli, TürkiyeHQ recorded Sep 17, 2026	51-200	8 contacts →
	Exact match “KETPOL Arıtma Kimyasalları Makina İmalat ve Paz.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	As-Su SU Teknoloji̇leri̇	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Su Teknolojileri” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Durko Endüstri Ürünleri San. VE Tic. A.Ş	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Durko Industrial Products Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Metusan	Exact match	Sancaktepe, TürkiyeHQ recorded Sep 17, 2026	51-200	6 contacts →
	Exact match “METUSAN is a drainage and water-management manufacturer based in Istanbul, Türkiye, with experience since 1977 and exports to more than 50 countries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	AGT SU Aritma	Exact match	Başiskele/kocaeli, TürkiyeHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Uz-Ar Mühendislik	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “UZ-AR is celebrating its 32nd year in the industry this year and especially specialized in the manufacturing of mainly, water and wastewater treatment chemicals, swimming pool…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “on-site water treatment system contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 300 on-site water treatment system contractors based in Türkiye

See the full list, filter by size, metro and specialty, and access 288 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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On-site water treatment system contractors based in Türkiye at a glance

As of Sep 17, 2026

11.4%Verified-email coverage

8.4Average contacts per company

11-50Median size (employees)

21.3%Largest-city concentration · Istanbul

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

126

11-50

128

51-200

201-500

501-1,000

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 300 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Türkiye whose business descriptions match “on-site water treatment system contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 288 professional contacts with verified work emails across the full matched dataset. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “on-site water treatment system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many on-site water treatment system contractors are there based in Türkiye?

RevenueBase identified 300 company matches for on-site water treatment system contractors associated with Türkiye as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Esli Pollet Water Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most on-site water treatment system contractors?

Istanbul leads with 64 company records, followed by Ankara (22) and Izmir (21).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 288 professional contacts with verified work emails tracked across these 300 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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 SmartSearch, 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.