Company lists · Data refreshed September 2026
Top 25 Derivatives law firms based in Türkiye
RevenueBase identified 124 derivatives law firms headquartered in Türkiye as of September 2026 and tracks 771 professional contacts across them, including 72 with verified work emails. Istanbul is the largest hub.
This list covers derivatives law 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 14, 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.
The 25 largest derivatives law firms based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 43 contacts → | ||||
Partial evidence “Ahmet Yum is a full service corporate and commercial law firm providing high quality legal services and work across practices and industries.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 32 contacts → | ||||
Indirect evidence “We focus on challenging and high-profile international disputes and transactions.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 31 contacts → | ||||
Indirect evidence “2002 yılında kurulan Özsoy Hukuk ve Danışmanlık Bürosu, yerli ve yabancı şirketlere, kurumlara ve bireylere hukukun birçok alanında; talebe göre Türkçe veya İngilizce dillerinde…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 19 contacts → | ||||
Partial evidence “Elmas & Yeşiloğlu is a full service law firm strategically located in regional financial center, Istanbul.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 16 contacts → | ||||
Partial evidence “Güleryüz Partners is an Istanbul based full-service law firm, operating on an international scale.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 15 contacts → | ||||
Partial evidence “DUNDAR SIR Law Firm, together with its team of nearly 30 professionals, is a full-service law firm located in the heart of the business district of Istanbul.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 15 contacts → | ||||
Partial evidence “Çaltekin is a full-service law firm located in Istanbul, Turkey.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 11 contacts → | ||||
Partial evidence “Pekin & Pekin | A Legacy of Excellence, Strengthened by Innovation Founded in 1971 in Istanbul, Pekin & Pekin is a premier full-service law firm recognized for its pioneering…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 10 contacts → | ||||
Indirect evidence “Arıkboğa & Özbey Hukuk Bürosu kurulmuş olduğu 2011 yılından beri Sigorta Hukuku, İş Hukuku, Ticaret Hukuku ve Gayrımenkul Hukuku alanlarında faaliyet göstermektedir.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 10 contacts → | ||||
Partial evidence “EHC is a boutique law firm based in Istanbul.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 9 contacts → | ||||
Partial evidence “Committed to consistent excellence, GKS is an elite law firm that helps clients anticipate what is next and navigate new paths to success and growth.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 9 contacts → | ||||
Indirect evidence “With our well skilled, experienced, and dynamic team, we are able to provide tailored approach and services for each of our clients.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Partial evidence “Okat Law is an İstanbul-based Tier (1) corporate commercial law firm with special expertise in Banking, Finance and Capital Markets and experience in litigation.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 7 contacts → | ||||
Partial evidence “Aktay Law Firm is a boutique law firm based in Istanbul, Türkiye, providing tailored legal solutions to domestic and international clients.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 7 contacts → | ||||
Partial evidence “İlhan & Yavuztürk is a law firm with a unique way of practice.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Indirect evidence “Karayazgan, İstanbulda yerleşik bulunan bir butik hukuk bürosudur.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Indirect evidence “We have providing legal services to our clients in sort of areas for more than 35 years and offer the most efficient and appropriate solutions against disputes with our…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 5 contacts → | ||||
Indirect evidence “We provide legal services in transaction-based projects and dispute resolution.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 4 contacts → | ||||
Partial evidence “Yilmazlar Law Firm is a law office based in Istanbul, which is specialized in commercial law, restructuring law, real estate law, dispute resolution along with all aspects of…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Partial evidence “Akin Law Office was established by Mr.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 contacts → | ||||
Indirect evidence “Durgun Hukuk Bürosu müvekkillerine nitelikli hukuki danışmanlık ve çözüm hizmetleri sağlamak amacıyla kurulmuştur.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Partial evidence “Kırbıyık Law Firm is a full-service law firm based in İstanbul Turkey.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Indirect evidence “EKYG Avukatlık ve Hukuki Danışmanlık, her biri alanında uzmanlık sahibi, dinamik ve tecrübeli avukat kadrosuyla İstanbul merkezli olarak hukuki temsil ve danışmanlık hizmeti…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 2 contacts → | ||||
Partial evidence “Sarikatipoglu Law Firm has been formed in order to play a central role in Turkey in terms of developing how law is practiced, how lawyers are trained and how business risk is…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 2 contacts → | ||||
Indirect evidence “Regardless of the complexity of the challenges, our commitment is to provide tailor-made legal solutions.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
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: derivatives law firms. 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 derivatives law firms.
- Partial evidence
- Its own public description names part of derivatives law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name derivatives law firms. 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 124 derivatives law firms based in Türkiye
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 72 reachable decision-makers.
Free signup · no credit card
Derivatives law firms based in Türkiye at a glance
As of Sep 14, 2026Companies by employee count
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 124 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 derivatives law 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 “derivatives law 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 derivatives law 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 derivatives law 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, 72 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 14, 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.
Derivatives law firms by metro
- Derivatives law firms in Istanbul51
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 derivatives law 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 derivatives law firms are there based in Türkiye?
RevenueBase identified 124 derivatives law 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?
Ahmet YUM Avukatlık Bürosu, headquartered in Istanbul, tops this list with the largest team on record.
Which city has the most derivatives law firms?
Istanbul leads with 51 headquartered companies, followed by Cankaya (11) and Sisli (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 72 verified decision-maker contacts tracked across these 124 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 14, 2026.
Ready to reach these companies? Verified emails and direct dials for all 124 derivatives law firms based in Türkiye. Start with a free account, no credit card.
Download this list →Related lists
Derivatives law firms by geography
- Derivatives law firms based in Brazil
- Derivatives law firms based in the United States
- Derivatives law firms based in France
- Derivatives law firms based in Germany
- Derivatives law firms based in Spain
- Derivatives law firms based in Italy
- Derivatives law firms based in the United Kingdom
- Derivatives law firms based in Australia
- Derivatives law firms based in Mexico
- Derivatives law firms based in the Netherlands
- Derivatives law firms based in Poland
- Derivatives law firms based in Canada
Browse the directory
Browse: Companies home · All Türkiye lists · All Derivatives law firms lists · New lists
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.