Company lists · Data refreshed September 2026

Top 12 Immigration compliance law firms based in Istanbul, Türkiye

RevenueBase identified 141 company matches for immigration compliance law firms associated with Istanbul, Türkiye as of September 2026 and tracks 460 professional contacts across them, including 37 with verified work emails. Across Türkiye, Istanbul is the largest hub for this category.

This list covers company matches for immigration compliance law firms associated with Istanbul, 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 September 28, 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 Sep 28, 2026 How this list was built
141Companies
460Contacts tracked
37Verified emails
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The 12 largest immigration compliance law firms based in Istanbul, Türkiye

Ranked by team size
Top 12 of 141 company matches for immigration compliance law firms based in Istanbul, Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 Sep 28, 202611-508 contacts →

Exact match

“Guden is an international law firm founded in 2012 by Ali Guden who is a dual qualified lawyer in Turkey and England & Wales.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-108 contacts →

Exact match

“GÜZELOĞLU is an independent law office based in the heart of Istanbul, offering high-quality legal services to both domestic and international clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-108 contacts →

Exact match

“Arslan Law Firm is among leading law firms in Turkey and specialises virtually in every area of business law.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-106 contacts →

Exact match

“Emre Legal is a boutique legal services and advisory firm based in Istanbul; specializing in cross-border as well as local transactions and litigation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-106 contacts →

Exact match

“DKB Legal, Didem Kalaycıoğlu Birol tarafından kurulmuş olup, İstanbul merkezli bir hukuk bürosudur.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Dakın Law Firm, with a vast experience in corporate governance and legal services, is based in Istanbul.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 202611-504 contacts →

Exact match

“SZLO is an Istanbul based law firm representing domestic and international blue-chip corporate clients in local and cross-border transactions by combining its local expertise with…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-104 contacts →

Exact match

“We are proud of our unwavering pursuit of excellence on behalf of our clients - reflected in the creation of YılmazÜlker, a law firm serving businesses and individuals.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Özkan & Partners is a client-centered law firm in Istanbul providing tailor-made legal solutions to local and foreign investors.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Doygun Avukatlık Bürosu”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Atay Hukuk & Danışmanlık, müvekkillerinin hukuki ihtiyaçlarına ve sorunlarına yönelik en doğru çözümleri en hızlı şekilde üretme prensibi çerçevesinde hizmet veren, İstanbul…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchIstanbul, TürkiyeHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Karaer & İnaltay is an Istanbul-based office that provides highly selective legal services to natural and legal persons with its young, dynamic and competitive team.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 12 of 141 immigration compliance law firms based in Istanbul, Türkiye

See the full list, filter by size, metro and specialty, and access 37 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Immigration compliance law firms based in Istanbul, Türkiye at a glance

As of Sep 28, 2026
8.0%Verified-email coverage
3.3Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
123
11-50
16
51-200
1

Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 141 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 Istanbul, Türkiye whose business descriptions match “immigration compliance law firms” 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 37 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 September 28, 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 “immigration compliance law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many immigration compliance law firms are there based in Istanbul, Türkiye?

RevenueBase identified 141 company matches for immigration compliance law firms associated with Istanbul, Türkiye as of September 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?

Guden Attorneys At LAW tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Türkiye has the most immigration compliance law firms?

Istanbul leads Türkiye with 141 company records, followed by Sisli (42) and Ankara (34).

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 37 professional contacts with verified work emails tracked across these 141 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 September 28, 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.