Company lists · Data refreshed September 2026
Top 25 Regulatory compliance firms based in Türkiye
RevenueBase identified 125 regulatory compliance firms headquartered in Türkiye as of September 2026 and tracks 712 professional contacts across them, including 84 with verified work emails. Istanbul is the largest hub.
This list covers regulatory compliance 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 21, 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 regulatory compliance firms based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 42 contacts → | ||||
Indirect evidence “Company Profile Lostar Inc, founded in 1998, based in Istanbul/Turkey, provides competitive edge in an uncertain world with Business and Technology Risk Consulting.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 22 contacts → | ||||
Indirect evidence “CRAD 2008 yılında, kimya ve benzeri endüstri alanlarını Türkiye ve dünya çapında kimyasal mevzuatlara uyum konusunda desteklemek amacıyla kurulmuştur.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 19 contacts → | ||||
Indirect evidence “ISIS Türkiye, kurulduğu 2003 yılından itibaren faaliyet alanlarında sektörün kurallarını oluşturan bilimsel çalışma anlayışı, multidisipliner profesyonel ekibi ile ülkemizin…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 19 contacts → | ||||
Indirect evidence “Teolupus Denetim Güvence Hizmetleri ve Yönetim Danışmanlığı, iç denetim, kurumsal risk yönetimi ve iç kontrol, süreç iyileştirme, insan kaynakları hizmetleri, bayii (franchise)…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 15 contacts → | ||||
Indirect evidence “DORUKSISTEM ENGINEERING, TECHNOLOGY & CONSULTANCY, INC.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 14 contacts → | ||||
Indirect evidence “DENETIM TURKEY, which has been established for the purposes of the development of the knowledge and application of modern business administration in the areas of Tax, Accounting…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 10 contacts → | ||||
Partial evidence “GRC LEGAL is a legal and compliance firm that lies at the intersection of IT and technology with law practice and offers a comprehensive portfolio of legal services to…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 7 contacts → | ||||
Indirect evidence “İDM İç Denetim Merkezi is a financial services company based out of Fahrettin Kerim Gökay ad:228 / 19, İstanbul, Istanbul, Turkey.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 6 contacts → | ||||
Indirect evidence “Güvenilir hizmet anlayışıyla, değişen ve gelişen çevre mevzuatları kapsamında faaliyetlerin mevzuat kapsamında uyumluluğunun sağlanması ve bu durumun devamlılığı için alanında…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5 contacts → | ||||
Indirect evidence “Our consultancy services enable you to effectively manage internal and external risks that may arise from your company, employees, and business partners.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 5 contacts → | ||||
Indirect evidence “Danışmanlık #Eğitim #Denetim” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 4 contacts → | ||||
Indirect evidence “Yönetim Sistemleri Danışmanlığı, Denetim ve Eğitim Hizmetleri Bilgi Güvenliği, İş Sürekliliği, BT Yönetişim, IT Servis ve Yönetimi” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4 contacts → | ||||
Partial evidence “Consulting and outsourcing services for regulatory affairs dept.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4 contacts → | ||||
Indirect evidence “Gıda, ambalaj, kozmetik ve üretim sektörlerinde faaliyet gösteren firmalara; yönetim sistemleri, ürün güvenliği, mevzuat uyumu, sürdürülebilirlik ve kurumsal gelişim alanlarında…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 4 contacts → | ||||
Indirect evidence “ISO Danışmanlıkları | CB DDO BİG Rehberi Uyum Danışmanlığı | GDPR & KVK Kanunu Uyum Danışmanlıkları | DPO Hizmetleri | ERP Danışmanlıkları | Muhasebe ve Finans Yönetim ve Denetim…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3 contacts → | ||||
Indirect evidence “G&G is an organization located in Turkey and Hungary, who is aiming to support the organizations and individuals to conduct their businesses on efficient and secure platforms.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 3 contacts → | ||||
Indirect evidence “Kuruluşumuz olan 2013 yılından itibaren siz değerli müşterilerimize; bünyemizde görevlendirdiğimiz A, B, C sınıfı İş Güvenliği Uzmanlarımız, Emekli İş Müfettişlerimiz…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Indirect evidence “Managed internal controls related services (business process reviews, designs and re-engineering, controls review and implementation, risk assessments) for government institutions…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Indirect evidence “Kurumsal organizasyonların bilgi güvenliği risklerini sistematik biçimde yönetmelerine destek oluyoruz.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 contacts → | ||||
Indirect evidence “NTG Consulting and Training is an Istanbul-based company specializing in occupational health and safety, environment and quality management, through consulting, training and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 contacts → | ||||
Indirect evidence “UZD sürdürülebilirlik konusunda, özellikle çevre, iş sağlığı ve güvenliği alanlarında uzmanlaşmış bir yönetim danışmanlığı firmasıdır.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Indirect evidence “TnB Kurumsal Danışmanlık ve Denetim Ltd.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 2 contacts → | ||||
Indirect evidence “Neta Denetim; İç Kontrol, Uyum ve Risk Yönetimi alanlarında müşterilerine bilgi ve birikimini aktaran bir danışmanlık firmasıdır.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 2 contacts → | ||||
Indirect evidence “İşletmelerin uzun yıllar yaşaması, izleyen kuşaklara devri, sağlıklı yapıya kavuşmaları, kurumsal yapılar oluşturmalarına bağlıdır.” Source: RevenueBase Database · checked Sep 21, 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: regulatory compliance 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 regulatory compliance firms.
- Partial evidence
- Its own public description names part of regulatory compliance firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name regulatory compliance 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 125 regulatory compliance firms based in Türkiye
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 84 reachable decision-makers.
Free signup · no credit card
Regulatory compliance firms based in Türkiye at a glance
As of Sep 21, 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 125 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 regulatory compliance 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 “regulatory compliance 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 regulatory compliance 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 regulatory compliance 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, 84 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 21, 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.
Regulatory compliance firms by metro
- Regulatory compliance firms in Istanbul46
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 regulatory compliance 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 regulatory compliance firms are there based in Türkiye?
RevenueBase identified 125 regulatory compliance 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?
Lostar Bilgi Güvenliği, headquartered in Istanbul, tops this list with the largest team on record.
Which city has the most regulatory compliance firms?
Istanbul leads with 46 headquartered companies, followed by Ankara (12) and Cankaya (5).
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 84 verified decision-maker contacts tracked across these 125 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 125 regulatory compliance firms based in Türkiye. Start with a free account, no credit card.
Download this list →Related lists
Regulatory compliance firms by geography
- Regulatory compliance firms based in Melbourne, Australia
- Regulatory compliance firms based in Sydney, Australia
- Regulatory compliance firms based in Belo Horizonte, Brazil
- Regulatory compliance firms based in Curitiba, Brazil
- Regulatory compliance firms based in Rio De Janeiro, Brazil
- Regulatory compliance firms based in Sao Paulo, Brazil
- Regulatory compliance firms based in Bangalore, India
- Regulatory compliance firms based in Bengaluru, India
- Regulatory compliance firms based in Mumbai, India
- Regulatory compliance firms based in New Delhi, India
- Regulatory compliance firms based in Noida, India
- Regulatory compliance firms based in Pune, India
Browse the directory
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Regulatory compliance firms based in Melbourne, Australia
- Regulatory compliance firms based in Sydney, Australia
- Regulatory compliance firms based in Belo Horizonte, Brazil
- Regulatory compliance firms based in Curitiba, Brazil
- Regulatory compliance firms based in Rio De Janeiro, Brazil
- Regulatory compliance firms based in Sao Paulo, Brazil