Company lists · Data refreshed September 2026

Top 25 Automotive parts quality assurance companies based in Türkiye

Name: Automotive parts quality assurance companies based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 157 companies tracked

RevenueBase identified 157 automotive parts quality assurance companies headquartered in Türkiye as of September 2026 and tracks 2,455 professional contacts across them, including 441 with verified work emails. Istanbul is the largest hub.

This list covers automotive parts quality assurance companies 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

157Companies

2,455Contacts tracked

441Verified emails

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The 25 largest automotive parts quality assurance companies based in Türkiye

Ranked by team size

Top 25 of 157 automotive parts quality assurance companies 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 automotive parts quality assurance companies: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	TÜV Austria Turk	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 30, 2026	1,001-5,000	184 contacts →
	Indirect evidence “TÜV AUSTRIA TURK: Güvenilir Çözüm Ortağınız 1872 yılında temelleri atılan TÜV AUSTRIA Grubu, tarafsız ve bağımsız bir kuruluş olarak kalite kontrol, belgelendirme, test, teknik…” Source: RevenueBase Database · checked Sep 30, 2026
2	Altay Otomoti̇v A.Ş	Strong evidence	Bornova, TürkiyeHQ checked Sep 30, 2026	201-500	166 contacts →
	Strong evidence “Altay Automotive is one of Turkey's most powerful companies in the automotive spare parts industry; has been operating since 1982 with its rich product range, high availability…” Source: RevenueBase Database · checked Sep 30, 2026
3	Mita Kalip VE Dokum Sanayii A.S	Partial evidence	Kavaklı, TürkiyeHQ checked Sep 30, 2026	201-500	144 contacts →
	Partial evidence “Mita manufactures parts per annum, using tons of raw material, in compliance with the ISO 9001, ISO/TS 16949 and ISO 14001 management system standards.” Source: RevenueBase Database · checked Sep 30, 2026
4	Yumak AIR Brake Systems	Strong evidence	Selçuklu/konya, TürkiyeHQ checked Sep 30, 2026	501-1,000	128 contacts →
	Strong evidence “Yumak Automotive who is founded in 1984 started to produce precision spare parts for commercial vehicles.” Source: RevenueBase Database · checked Sep 30, 2026
5	Proservice Group	Indirect evidence	İzmir, TürkiyeHQ checked Sep 30, 2026	201-500	126 contacts →
	Indirect evidence “Proservice Kalite Kontrol otomotiv, havacılık, beyaz eşya ve diğer endüstrilerde kalite kontrol, üretim destek, mühendislik hizmetleri alanında hizmet vermektedir.” Source: RevenueBase Database · checked Sep 30, 2026
6	Şahi̇nce Otomoti̇v A.Ş	Indirect evidence	Bursa, TürkiyeHQ checked Sep 30, 2026	501-1,000	87 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
7	Akoğlu Otomotiv San. VE Tic. A.Ş	Indirect evidence	Çalı, TürkiyeHQ checked Sep 30, 2026	201-500	78 contacts →
	Indirect evidence “Akoglu Pres Assembly Industry LLC, was founded in 1972 by Mr.” Source: RevenueBase Database · checked Sep 30, 2026
8	YTT Automotive	Partial evidence	Nilufer, TürkiyeHQ checked Sep 30, 2026	201-500	70 contacts →
	Partial evidence “YTT Auto Spare Part is an automotive company based out of BURSA/TURKEY, Bursa, Bursa Province, Turkey.” Source: RevenueBase Database · checked Sep 30, 2026
9	Paksan Makina A.Ş	Strong evidence	Güneşli, TürkiyeHQ checked Sep 30, 2026	201-500	58 contacts →
	Strong evidence “Paksan Makina is leading part supplier in the machining of casting and forged parts, which are critical safety for the automotive industry, hydraulic and white goods industries.” Source: RevenueBase Database · checked Sep 30, 2026
10	Otom Concept	Indirect evidence	Adapazari, TürkiyeHQ checked Sep 30, 2026	51-200	45 contacts →
	Indirect evidence “OTOM Concept is a family company which is the outcome of an experience of 30 years obtained by its founders in the sector.” Source: RevenueBase Database · checked Sep 30, 2026
11	Orca Quality Services	Indirect evidence	Nilufer, TürkiyeHQ checked Sep 30, 2026	501-1,000	34 contacts →
	Indirect evidence “2012 yılında Bursa’da kurulmuştur.” Source: RevenueBase Database · checked Sep 30, 2026
12	IFC Global International First Certification	Indirect evidence	İzmi̇r, TürkiyeHQ checked Sep 30, 2026	11-50	30 contacts →
	Indirect evidence “IFC GLOBAL Sertifikasyon Muayene ve Eğitim Hizmetleri Anonim Şirketi uygunluk değerlendirme hizmetleri (Sistem belgelendirme, ürün belgelendirme ve muayene) konusunda hizmet…” Source: RevenueBase Database · checked Sep 30, 2026
13	TÜV Austria Mobility Mobilite Sistem Yönetim VE Denetim	Indirect evidence	Maltepe, TürkiyeHQ checked Sep 30, 2026	51-200	29 contacts →
	Indirect evidence “Mobilite, otomotiv sektöründeki 15 yılı aşkın tecrübeye sahip kadrosuyla, Avrupa ve Türkiye homologasyon testleri ve belgelendirme alanında, dünya çapında kendini ispatlamış…” Source: RevenueBase Database · checked Sep 30, 2026
14	Akyol Otomotiv San. VE Tic. A.Ş	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 30, 2026	51-200	29 contacts →
	Indirect evidence “Firmamız Akyol Otomotiv 1981 yılında Taksim İstanbul'da kurulmuştur.Sektördeki 30 yılı aşkın tecrübemiz ve profesyonel kadrosuyla müşterilerine kaliteli ve dürüst hizmet vermeyi…” Source: RevenueBase Database · checked Sep 30, 2026
15	Denge Automotive	Indirect evidence	Kocaeli, TürkiyeHQ checked Sep 30, 2026	51-200	23 contacts →
	Indirect evidence “1988 yılında İstanbul, Topkapı’da temelleri atılan Denge, bugün Kocaeli Gebze (GEPOSB) lokasyonunda, metrekarelik LEED Silver (Yeşil Bina) sertifikalı modern tesislerinde…” Source: RevenueBase Database · checked Sep 30, 2026
16	Genckaya Otomotiv A.Ş	Partial evidence	İstanbul, TürkiyeHQ checked Sep 30, 2026	201-500	20 contacts →
	Partial evidence “Gençkaya Automotive, which has been operating as an authorized Bosch service for 30 years in diesel fuel systems testing and repair, was established in Our company, which…” Source: RevenueBase Database · checked Sep 30, 2026
17	Metot Otomoti̇v AŞ	Indirect evidence	Ni̇lüfer, TürkiyeHQ checked Sep 30, 2026	201-500	20 contacts →
	Indirect evidence “Metot Otomotiv Sanayi Ve Ticaret A.Ş.” Source: RevenueBase Database · checked Sep 30, 2026
18	Keyes Engineering & Automotive INC	Strong evidence	Nilufer, TürkiyeHQ checked Sep 30, 2026	11-50	18 contacts →
	Strong evidence “We intend to provide our customers high quality and price-effective products with the best engineering experience in automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
19	Hilal Otomotiv A.Ş	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 30, 2026	51-200	13 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
20	Olgun Grup	Indirect evidence	Kayseri, TürkiyeHQ checked Sep 30, 2026	51-200	13 contacts →
	Indirect evidence “1994 yılında OLGUN OTO YEDEK PARÇA SAN.” Source: RevenueBase Database · checked Sep 30, 2026
21	Dönmez Motorlu Araçlar San. VE Tic. A.Ş	Indirect evidence	Başakşehir, TürkiyeHQ checked Sep 30, 2026	51-200	13 contacts →
	Indirect evidence “1950 yılında İzmir’de nakliye sektörü ile temelleri atılan firmamız, 1975 yılında toptan oto yedek parça piyasasında faaliyet göstermeye başlamıştır.” Source: RevenueBase Database · checked Sep 30, 2026
22	Contract Group Companies	Partial evidence	Bursa, TürkiyeHQ checked Sep 30, 2026	501-1,000	12 contacts →
	Partial evidence “Contact Quality Contral & Process Management, Group Companies, engaged in quality control, process management, engineering, special tests and examinations in manufacturing sectors…” Source: RevenueBase Database · checked Sep 30, 2026
23	Nation Loji̇sti̇k VE Danişmanlik	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 30, 2026	51-200	11 contacts →
	Indirect evidence “Otomotiv Yedek Parça Sektöründe Kaliteli ve Sürdürülebilir Bir Hizmet Anlayışı, Yenilikçi ve Gelişime Öncülük Eden Bakış Açısı, Güvenilir ve Şeffaf İş Ortaklığı.” Source: RevenueBase Database · checked Sep 30, 2026
24	Umkar Sünger Poliüretan TIC Ltd. ŞTI	Partial evidence	Çalı, TürkiyeHQ checked Sep 30, 2026	51-200	8 contacts →
	Partial evidence “Umkar is founded in Bursa, 1998 to manufacture automotive seat molded foams.” Source: RevenueBase Database · checked Sep 30, 2026
25	Meckon Engineering	Indirect evidence	Ankara, TürkiyeHQ checked Sep 30, 2026	11-50	8 contacts →
	Indirect evidence “NDT and Inspection” Source: RevenueBase Database · checked Sep 30, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: automotive parts quality assurance companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names automotive parts quality assurance companies.
Partial evidence: Its own public description names part of automotive parts quality assurance companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name automotive parts quality assurance companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 157 automotive parts quality assurance companies based in Türkiye

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Automotive parts quality assurance companies based in Türkiye at a glance

As of Sep 30, 2026

18.0%Verified-email coverage

15.6Average contacts per company

11-50Median size (employees)

23.6%Largest-city concentration · Istanbul

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

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 157 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 automotive parts quality assurance companies, 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 “automotive parts quality assurance companies”. 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 automotive parts quality assurance companies), 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 automotive parts quality assurance companies, 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, 441 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 automotive parts quality assurance companies, 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 automotive parts quality assurance companies are there based in Türkiye?

RevenueBase identified 157 automotive parts quality assurance companies 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?

TÜV Austria Turk, headquartered in Atasehir, tops this list with the largest team on record.

Which city has the most automotive parts quality assurance companies?

Istanbul leads with 37 headquartered companies, followed by Konya (11) and Ankara (10).

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 441 verified decision-maker contacts tracked across these 157 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.