Company lists · Data refreshed September 2026

Top 14 Membrane manufacturers based in Türkiye

RevenueBase identified 71 membrane manufacturers headquartered in Türkiye as of September 2026 and tracks 860 professional contacts across them, including 134 with verified work emails. Istanbul is the largest hub.

This list covers membrane manufacturers 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 30, 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 30, 2026 86% judged on-target in blind review
71Companies
860Contacts tracked
134Verified emails
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The 14 largest membrane manufacturers based in Türkiye

Ranked by team size
Top 14 of 71 membrane manufacturers based in Türkiye, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to membrane manufacturers: 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 evidenceAntalya, TürkiyeHQ checked Sep 30, 2026201-500221 contacts →

Indirect evidence

“Esli PWG Ltd.”

Source: RevenueBase Database · checked Sep 30, 2026
2Indirect evidenceTeki̇rdağ, TürkiyeHQ checked Sep 30, 2026201-500111 contacts →

Indirect evidence

“Pelsan was established in 2007 as a subsidiary to Hassan Group that has over 70 years of experience in the sector, with the primary objective of increasing customer satisfaction…”

Source: RevenueBase Database · checked Sep 30, 2026
3Indirect evidenceAnkara, TürkiyeHQ checked Sep 30, 202651-20066 contacts →

Indirect evidence

“TIMEX Filtration and Water Systems provides high-quality, cost effective, reliable and environmentally-friendly filtration solutions.”

Source: RevenueBase Database · checked Sep 30, 2026
4Partial evidenceGaziantep, TürkiyeHQ checked Sep 30, 2026501-1,00032 contacts →

Partial evidence

“Sağlamcılar A.Ş yılda yaklaşık m2 membran kapak ve adet kapı üretim kapasitesine sahiptir.”

Source: RevenueBase Database · checked Sep 30, 2026
5Partial evidenceAnkara, TürkiyeHQ checked Sep 30, 202611-5024 contacts →

Partial evidence

“1975 yılından günümüze inşaat sektöründe faaliyet gösteren Geoser Geosentetik İmalat Anonim Şirketi Türkiye’nin Membran ürünleri sektöründe öncü firmalarından biridir.”

Source: RevenueBase Database · checked Sep 30, 2026
6Partial evidenceSelcuklu, TürkiyeHQ checked Sep 30, 202651-20021 contacts →

Partial evidence

“Established in 1997, Aytok is one of Turkey’s leading manufacturers of water filtration systems used in industrial and agricultural applications.”

Source: RevenueBase Database · checked Sep 30, 2026
7Indirect evidenceIstanbul, TürkiyeHQ checked Sep 30, 202611-5019 contacts →

Indirect evidence

“VATEK Environmental Technologies acts with the philosophy of customer satisfaction and water gives life to the consciousness of production.”

Source: RevenueBase Database · checked Sep 30, 2026
8Partial evidenceAkçakoca, TürkiyeHQ checked Sep 30, 202611-5018 contacts →

Partial evidence

“2003 yılında kurulan Akafor; membran filtrasyon tekniği ile geri kazanım, arıtma, berraklaştırma, konsantre prosesleri üzerine uzmanlaşmıştır.”

Source: RevenueBase Database · checked Sep 30, 2026
9Indirect evidenceİzmi̇r, TürkiyeHQ checked Sep 30, 202611-508 contacts →

Indirect evidence

“Protech Water Technologies was established in 2015 with the aim of provoding global service for water and wastewater treatment chemicals.”

Source: RevenueBase Database · checked Sep 30, 2026
10Indirect evidenceKocaeli, TürkiyeHQ checked Sep 30, 202651-2008 contacts →

Indirect evidence

“KETPOL Arıtma Kimyasalları Makina İmalat ve Paz.”

Source: RevenueBase Database · checked Sep 30, 2026
11Strong evidenceIstanbul, TürkiyeHQ checked Sep 30, 20261-107 contacts →

Strong evidence

“Ion membranes develops and manufactures ion exchange membranes and separators for the green energy industry.”

Source: RevenueBase Database · checked Sep 30, 2026
12Indirect evidenceMerkezefendi, TürkiyeHQ checked Sep 30, 202611-505 contacts →

Indirect evidence

“Aleze Tekstil, 2014 yılında ev, medikal ve otel tekstili sektöründe faaliyet göstermek üzere Türkiye’nin Ege Bölgesinde yer alan tekstil kenti Denizli’de kuruldu.”

Source: RevenueBase Database · checked Sep 30, 2026
13Indirect evidenceKadikoy, TürkiyeHQ checked Sep 30, 20261-102 contacts →

Indirect evidence

“Bak Industry is the partner of Aquamatch, a leading OEM Company in the Desalination Industry.”

Source: RevenueBase Database · checked Sep 30, 2026
14Partial evidenceIstanbul, TürkiyeHQ checked Sep 30, 202611-501 contacts →

Partial evidence

“IZOTEX – Manufacturer of Waterproofing Products At IZOTEX, we specialize in manufacturing high-performance waterproofing and sealing solutions for the construction and building…”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 14 of 71 membrane manufacturers based in Türkiye

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Membrane manufacturers based in Türkiye at a glance

As of Sep 30, 2026
15.6%Verified-email coverage
12.1Average contacts per company
11-50Median size (employees)
25.4%Largest-city concentration · Istanbul
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
22
11-50
33
51-200
12
201-500
3
501-1,000
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 71 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 membrane manufacturers, 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 “membrane manufacturers”. 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 membrane manufacturers), 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 membrane manufacturers, 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, 134 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 30, 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 membrane manufacturers, 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 membrane manufacturers are there based in Türkiye?

RevenueBase identified 71 membrane manufacturers 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?

Esli Pollet Water Group, headquartered in Antalya, tops this list with the largest team on record.

Which city has the most membrane manufacturers?

Istanbul leads with 18 headquartered companies, followed by Ankara (6) and Kocaeli (5).

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 134 verified decision-maker contacts tracked across these 71 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 30, 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.