Company lists · Data refreshed November 2026

Top 25 Chemical process engineering services based in Türkiye

RevenueBase identified 423 company matches for chemical process engineering services associated with Türkiye as of November 2026 and tracks 3,941 professional contacts across them, including 527 with verified work emails. Istanbul is the largest hub.

This list covers company matches for chemical process engineering services 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 November 5, 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 Nov 5, 2026 How this list was built
423Companies
3,941Contacts tracked
527Verified emails
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The 25 largest chemical process engineering services based in Türkiye

Ranked by team size
Top 25 of 423 company matches for chemical process engineering services based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchIstanbul, TürkiyeHQ recorded Nov 5, 20261,001-5,000257 contacts →

Exact match

“Welcome to DEHA TECH Engineering & Contracting Group We provide engineering and contracting services all around the world with our experienced team.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchKocaeli, TürkiyeHQ recorded Nov 5, 2026201-500114 contacts →

Exact match

“We are one of the world’s leading companies in building turnkey plants and manufacturing specific tailor-made process equipment.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchBursa, TürkiyeHQ recorded Nov 5, 2026201-500108 contacts →

Exact match

“Ottonom Engineering Solutions was established to increase the engineering know-how and efficiency of the Turkish industry with its unique design competence, creative identity and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchÇankaya, TürkiyeHQ recorded Nov 5, 202651-20091 contacts →

Exact match

“Stadia Engineering and Consultancy was established in 2018.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchUmraniye, TürkiyeHQ recorded Nov 5, 202651-20084 contacts →

Exact match

“Comprehensive engineering, manufacturing and erection solutions for Gas-Fired Power Plants, WtE (Waste to Energy) Power Plants, Oil & Gas Petrochemical Plants, Refineries…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchAnkara, TürkiyeHQ recorded Nov 5, 202651-20078 contacts →

Exact match

“BİZ KİMİZ?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchSöğütlü, TürkiyeHQ recorded Nov 5, 202651-20071 contacts →

Exact match

“Vespro is an international engineering & fabrication company supporting the realization of chemical plants across the world.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchBornova, TürkiyeHQ recorded Nov 5, 202611-5064 contacts →

Exact match

“At A Glance;* Oil & Gas Engineering Company,* Managed by Practicing Refinery Engineers,* Engineering Expertise that Minimizes Cost & Improves Process,* Over 100 Total Project…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchİstanbul, TürkiyeHQ recorded Nov 5, 202651-20063 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 · Nov 5, 2026 · View company records in RevenueBase
10Exact matchİzmir, TürkiyeHQ recorded Nov 5, 202651-20050 contacts →

Exact match

“As Tetra Inc, we are an engineering company specializing in Online Process & Environmental Monitoring Systems and Sampling Systems.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchBursa, TürkiyeHQ recorded Nov 5, 202651-20045 contacts →

Exact match

“Our Services Professional Engineering Industrial Safety Repair and Field Service Commissioning System Integration Power Services”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchPelitli, TürkiyeHQ recorded Nov 5, 202651-20040 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchAliaga, TürkiyeHQ recorded Nov 5, 2026201-50037 contacts →

Exact match

“CleanTank Mühendislik - Mühendislik Hizmeti - Kumlama ve Boyama Hizmeti - API 650 Tank İmalatları - API 653 Tank Bakım Onarım Hizmeti CleanTank Mekanik - Endüstriyel Borulama…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchIstanbul, TürkiyeHQ recorded Nov 5, 202611-5035 contacts →

Exact match

“SIGMA PROCESS TECHNOLOGIES is an engineering company with 20 years of background, uniquely specialized in the Food, Starches, and Sweeteners industry with Wheat and Corn…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchIzmir, TürkiyeHQ recorded Nov 5, 202651-20033 contacts →

Exact match

“Rapid Engineering and Maintenance Solutions - REMS company is set in Turkey with the aim to provide engineering and maintenance solutions as well as construction services to the…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchAdana, TürkiyeHQ recorded Nov 5, 2026201-50028 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchKocaeli, TürkiyeHQ recorded Nov 5, 202651-20025 contacts →

Exact match

“Kuruluşundan bu yana prensiplerinden vazgeçmeden vizyonu doğrultusunda sürekli gelişmeyi kendine hedef edinen KETMAK, özellikle maden sektöründe öncü bir kuruluş haline gelmiştir.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchİzmir, TürkiyeHQ recorded Nov 5, 202651-20023 contacts →

Exact match

“Eksen, çeşitli sektörlerde kazanılmış önemli tecrübesi ve deneyimli kadrosu ile, farklı sektördeki müşterilerinin ihtiyaç ve beklentilerini karşılamak amacıyla, dizayn, imalat…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchAdana, TürkiyeHQ recorded Nov 5, 202651-20022 contacts →

Exact match

“2012 yılında kurulan firmamız her türlü endüstriyel tesisler için mühendislik, imalat ve montaj alanlarında hizmet sunmaktadır.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchİstanbul, TürkiyeHQ recorded Nov 5, 202651-20021 contacts →

Exact match

“Çalık Proje Mühendislik; Enerji, Petrol, Gaz ve Endüstri piyasalarında yer alan çeşitli firmalar – yükleniciler, işverenler ve finans kuruluşlarına 22 yıldır hizmet veren bir…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchÇankaya, TürkiyeHQ recorded Nov 5, 202611-5021 contacts →

Exact match

“Kurulduğu 2008 yılından bugüne, kamu ve özel sektörden müşterilerine özellikle endüstriyel tesis ve prefabrik yapı projelendirme konusunda kapsamlı mühendislik hizmetleri veren…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchTaşköprü, TürkiyeHQ recorded Nov 5, 202651-20020 contacts →

Exact match

“Teknopro Mühendislik ve Endüstri Tesisleri Üretimi A.Ş, yılında, mühendislik hizmetleri, proses ekipman tasarım ve imalatı, endüstriyel tesisler üretimi amacıyla kurulmuştur.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchBesiktas, TürkiyeHQ recorded Nov 5, 202611-5020 contacts →

Exact match

“20 yıldan bu yana petro kimya, enerji, tekstil, havacılık, kağıt ve ısı transfer gibi bir çok sektöre danışmanlık ve mühendislik hizmeti veren Lefa Temsilcilik, verdiği hizmetler…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchBesiktas, TürkiyeHQ recorded Nov 5, 202611-5019 contacts →

Exact match

“Durko Çevre Enerji Tekniği ve Tic.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchİstanbul, TürkiyeHQ recorded Nov 5, 202651-20019 contacts →

Exact match

“ENTE, tecrübeli, dinamik ve yenilikçi kadrosu ile yatırım, revizyon, konstrüksiyon ve imalat işlerinde tüm sanayi firmalarına hizmet etmektedir.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 423 chemical process engineering services based in Türkiye

See the full list, filter by size, metro and specialty, and access 527 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chemical process engineering services based in Türkiye at a glance

As of Nov 5, 2026
13.4%Verified-email coverage
9.3Average contacts per company
11-50Median size (employees)
20.3%Largest-city concentration · Istanbul
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
169
11-50
163
51-200
55
201-500
31
501-1,000
2
1,001-5,000
2
5,001-10,000
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 423 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 “chemical process engineering services” 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 527 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 November 5, 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 “chemical process engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chemical process engineering services are there based in Türkiye?

RevenueBase identified 423 company matches for chemical process engineering services associated with Türkiye as of November 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?

Deha Tech Makina SAN VE TIC A.S tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most chemical process engineering services?

Istanbul leads with 86 company records, followed by Ankara (32) and Izmir (27).

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 527 professional contacts with verified work emails tracked across these 423 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 November 5, 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.