Company lists · Data refreshed September 2026

Top 19 Corporate tax services based in Türkiye

RevenueBase identified 106 corporate tax services headquartered in Türkiye as of September 2026 and tracks 496 professional contacts across them, including 95 with verified work emails. Istanbul is the largest hub.

This list covers corporate tax services 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 19, 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 19, 2026 86% judged on-target in blind review
106Companies
496Contacts tracked
95Verified emails
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The 19 largest corporate tax services based in Türkiye

Ranked by team size
Top 19 of 106 corporate tax services based in Türkiye, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to corporate tax services: 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 evidenceBeşiktaş, TürkiyeHQ checked Sep 19, 202651-20079 contacts →

Strong evidence

“Centrum is a multi-disciplinary firm providing advisory, corporate, tax, and ancillary services to a wide range of Turkish and international clients.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceŞişli, TürkiyeHQ checked Sep 19, 202651-20022 contacts →

Indirect evidence

“Member of ECOVIS International.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceİstanbul, TürkiyeHQ checked Sep 19, 202611-5021 contacts →

Indirect evidence

“3568 sayılı Kanun kapsamında, vergi mükelleflerine YMM, finansal danışmanlık, teşvik süreçleri, raporlama, mevzuatın öngördüğü özel nitelikli doğrulama, tespit, değerleme…”

Source: RevenueBase Database · checked Sep 19, 2026
4Partial evidenceAtasehir, TürkiyeHQ checked Sep 19, 202611-5014 contacts →

Partial evidence

“Andersen in Turkey: Trusted Tax, Audit & Advisory for Confident Growth Andersen in Turkey helps Turkish and international businesses navigate tax, audit, accounting, and advisory…”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceIstanbul, TürkiyeHQ checked Sep 19, 202611-5010 contacts →

Indirect evidence

“Level International is an international advisory firm focusing on the cross-border issues.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceTaksim Beyoğlu, TürkiyeHQ checked Sep 19, 20261-109 contacts →

Indirect evidence

“Neden Accounting & Finance?”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceIstanbul, TürkiyeHQ checked Sep 19, 202611-509 contacts →

Partial evidence

“KILINÇ ADVISORY is a professional team that enables entities and individuals to effectively manage tax liabilities and cost with the services to provide.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceAtaşehir, TürkiyeHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“Mükellefler, ekonomik ve ticari faaliyetleri süresince karşılaştıkları risk ve beklenmeyen kamusal uyum maliyetlerini optimal ve öngörülebilir tutmak için üst düzey bir vergi…”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceBuyukcekmece, TürkiyeHQ checked Sep 19, 202611-506 contacts →

Indirect evidence

“Vergi Denetimi Denetim Finansal Danışmanlık Finansal Hizmetler”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceSeyhan, TürkiyeHQ checked Sep 19, 20261-105 contacts →

Indirect evidence

“Vergi denetim ve danışmanlık hizmeti vermekteyim.”

Source: RevenueBase Database · checked Sep 19, 2026
11Partial evidenceYda Center Dumlupınar Bulvarı No:9 A Blok Kat:20 D:763 Çukurambar, TürkiyeHQ checked Sep 19, 20261-104 contacts →

Partial evidence

“Vergi, Denetim, Danışmanlık Hizmetleri Tax, Audit, Advisory Services”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceAnkara, TürkiyeHQ checked Sep 19, 202611-504 contacts →

Indirect evidence

“Since 1994 Mert CPA Ltd.”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceIstanbul, TürkiyeHQ checked Sep 19, 202611-504 contacts →

Indirect evidence

“Can Bağımsız Denetim ve Yeminli Mali Müşavirlik Anonim Şirketi (YMM A.Ş.) Maliyet Muhasebesi, Finansal Raporlama, Bütçeleme, Denetim, Vergi ve Sigorta Danışmanlığı, Şirket Kuruluş…”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidenceKartal, TürkiyeHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

“CYC Değer Mali Müşavirlik ve Denetim Hizmetleri olarak sayfamızda vergi mevzuatı sosyal güvenlik mevzuatı ve diğer ekonomi ve mali konular hakkında sizlere bilgilendirme yapacağız.”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceIstanbul, TürkiyeHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

“We provide the following services to individuals, large, medium and small businesses and other agencies in Turkey.”

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceAnkara, TürkiyeHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

“Duman Global, konusunda uzman profesyonellerce; başta yeminli mali müşavirlik olmak üzere teşvik, vergi danışmanlığı, finans ve muhasebe, mali hukuk, kurumsal yönetim, bütçeleme…”

Source: RevenueBase Database · checked Sep 19, 2026
17Partial evidenceEsentepe, TürkiyeHQ checked Sep 19, 20261-103 contacts →

Partial evidence

“NOBEL AUDIT, FINANCIAL CONSULTANCY AND CPAs Company Profile Nobel CPAs which was established in 2015, is a professional organization providing services regarding tax consultancy…”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidenceAtasehir, TürkiyeHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceÇankaya/ankara, TürkiyeHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026

Showing 19 of 106 corporate tax services based in Türkiye

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Corporate tax services based in Türkiye at a glance

As of Sep 19, 2026
19.2%Verified-email coverage
4.7Average contacts per company
1-10Median size (employees)
26.4%Largest-city concentration · Istanbul
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
69
11-50
32
51-200
4
201-500
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 106 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 corporate tax services, 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 “corporate tax services”. 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 corporate tax services), 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 corporate tax services, 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, 95 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 19, 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.

Corporate tax services by metro

  • Corporate tax services in Istanbul28

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 corporate tax services, 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 corporate tax services are there based in Türkiye?

RevenueBase identified 106 corporate tax services 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?

Centrum Turkey, headquartered in Besiktas, tops this list with the largest team on record.

Which city has the most corporate tax services?

Istanbul leads with 28 headquartered companies, followed by Ankara (10) and Atasehir (6).

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 95 verified decision-maker contacts tracked across these 106 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 19, 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.