Company lists · Data refreshed September 2026

Top 9 Financial services firms based in Türkiye

RevenueBase identified 33 financial services firms headquartered in Türkiye as of September 2026 and tracks 4,812 professional contacts across them, including 1,326 with verified work emails. Istanbul is the largest hub.

This list covers financial services firms 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 16, 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 16, 2026 86% judged on-target in blind review
33Companies
4,812Contacts tracked
1,326Verified emails
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The 9 largest financial services firms based in Türkiye

Ranked by team size
Top 9 of 33 financial services firms based in Türkiye, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to financial services firms: 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 evidenceKadıköy, TürkiyeHQ checked Sep 16, 20261,001-5,0002,302 contacts →

Indirect evidence

“Faaliyetine -Ankara Emeklilik ve Hayat Şirketi’nin Aegon Grup tarafından satın alınmasının ardından- 2008 yılında başlayan şirketimiz; benzersiz ürünleri ve yenilikçi yaklaşımıyla…”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 20261,001-5,0001,135 contacts →

Indirect evidence

“The bank that was originally founded in 1989 as Tekfen Yatırım Finansman Bankası AŞ (Tekfen Investment Finance Bank Inc), quickly joined the ranks of Turkey's most prestigious…”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 2026201-500355 contacts →

Indirect evidence

“QNB Invest: The symbol of the knowledge, experience and success in the world of investment Established by QNB Bank in 1996, Invest has been continuing to act with its experienced…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 2026501-1,000334 contacts →

Indirect evidence

“Türkiye’nin Öncü Finansal Kuruluşu”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceİstanbul, TürkiyeHQ checked Sep 16, 2026201-500105 contacts →

Indirect evidence

“DenizBank Finansal Hizmetler Grubu bünyesinde, 26 Ocak 1998’de kurulan DenizYatırım Menkul Kıymetler A.Ş.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceİstanbul, TürkiyeHQ checked Sep 16, 202651-20093 contacts →

Indirect evidence

“Bulls Yatırım Menkul Değerler A.Ş.(“Bulls Yatırım”), Sermaye Piyasası Kanunu ile ilgili mevzuat hükümlerine uygun olarak yatırım hizmetleri ve faaliyetleri ile yan hizmetlerde…”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 202651-20082 contacts →

Indirect evidence

“As Ata Invest, a pioneer in Turkish capital markets since 1990, we stand by you at every step of your investment journey, backed by the deep-rooted heritage of Ata Group and the…”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceIstanbul, TürkiyeHQ checked Sep 16, 202611-5021 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceÇorlu, TürkiyeHQ checked Sep 16, 20261-101 contacts →

Indirect evidence

“Yatırım Finans Yönetim Danışmanlığı”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 9 of 33 financial services firms based in Türkiye

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Financial services firms based in Türkiye at a glance

As of Sep 16, 2026
27.6%Verified-email coverage
145.8Average contacts per company
11-50Median size (employees)
36.4%Largest-city concentration · Istanbul
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
9
51-200
4
201-500
4
501-1,000
1
1,001-5,000
2

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 33 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 financial services firms, 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 “financial services firms”. 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 financial services firms), 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 financial services firms, 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, 1,326 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 16, 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 financial services firms, 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 financial services firms are there based in Türkiye?

RevenueBase identified 33 financial services firms 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?

Viennalife, headquartered in Kadikoy, tops this list with the largest team on record.

Which city has the most financial services firms?

Istanbul leads with 12 headquartered companies, followed by Sisli (5) and Sariyer (2).

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 1,326 verified decision-maker contacts tracked across these 33 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 16, 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.