Company lists · Data refreshed November 2026
Top 25 Advisory and outsourcing services based in Türkiye
RevenueBase identified 2,405 company matches for advisory and outsourcing services associated with Türkiye as of November 2026 and tracks 18,613 professional contacts across them, including 2,903 with verified work emails. Istanbul is the largest hub.
This list covers company matches for advisory and outsourcing services associated with 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 November 6, 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.
The 25 largest advisory and outsourcing services based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,676 contacts → | ||||
Exact match “KPMG Türkiye, lokal ve uluslararası tüm müşterilerinin ihtiyaçlarına cevap vermek adına geleneksel denetim ve uygunluk denetimi anlayışını genişleterek, firmaya ve endüstriye özel…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 430 contacts → | ||||
Exact match “BDO Türkiye is an audit and consultancy firm offering professional services in Audit & Assurance, Tax, Social Security, Accounting and Advisory service lines.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 392 contacts → | ||||
Exact match “Sistem Group has been founded in 1996 and has more than 170 employees in the group offices in Ankara, İstanbul, Adana, Bursa, Gaziantep and İzmir.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 353 contacts → | ||||
Exact match “EchoCCS operational and strategic consultancy services such as call center and business process outsourcing services (Call Center Outsourcing, BPO), advanced call center…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 150 contacts → | ||||
Exact match “Since 2004, ARETE has been providing all kinds of business, product, process, technology and integration services required to use SAP and the systems and technologies other than…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 125 contacts → | ||||
Exact match “CottGroup® is a holistic service organization that offers a full range of consulting, outsourcing, technology, and training services to manage operations and provide practical…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 109 contacts → | ||||
Exact match “Infonal is a technology services and IT consultancy company providing deeply enterprise software architecture and domain specific know how.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 98 contacts → | ||||
Exact match “Partnera is an IT consulting company with a wide range of know-how covering business processes across different industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 94 contacts → | ||||
Exact match “KG Teknoloji’s know-how and experience dates back to the year of 2003.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 93 contacts → | ||||
Exact match “Vergi, Denetim, Danışmanlık” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 90 contacts → | ||||
Exact match “We as Can Broker operate with the belief that change is the only thing that does not change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 84 contacts → | ||||
Exact match “Centrum is a multi-disciplinary firm providing advisory, corporate, tax, and ancillary services to a wide range of Turkish and international clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 83 contacts → | ||||
Exact match “Established in 2003 and now providing market leading Accounting, Payroll and business services to over 300 multinational and domestic firms in operating Turkey.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 79 contacts → | ||||
Exact match “AS/Nexia Turkey is a professional auditing and consultancy company serving the leading firms in Turkey by giving independent auditing, financial advisory,full…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 78 contacts → | ||||
Exact match “As a multiple award-winning SAP partner, we provide business transformation consulting services, solution delivery and managed services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 77 contacts → | ||||
Exact match “Maro was founded in 2010 by experienced IT visionary Lale Maro, with the aim of offering superior technologies for various sectors alongside its work in sectors leading…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 77 contacts → | ||||
Exact match “PKF Turkey was established in 2005 in Istanbul.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 67 contacts → | ||||
Exact match “SPRO Consulting is founded in year 2013 in İstanbul.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 65 contacts → | ||||
Exact match “Pernet is founded as a Payroll Consultancy and Outsourcing company in 2003.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 65 contacts → | ||||
Exact match “YK Holding olarak 1996’dan bugüne birçok işletmeye sunduğumuz OUTSOURCING hizmetleriyle sektörde güçlü, güvenilir ve bilinen bir markayız.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 62 contacts → | ||||
Exact match “Vezin Yeminli Mali Müşavirlik A.Ş, uzun yıllar kamudan sonra özel sektörde Yeminli Mali Müşavirlik ve üst düzey yöneticilik yapmış Hesap Uzmanları tarafından kurulmuş olup, şirket…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 61 contacts → | ||||
Exact match “As Conforcus Bilişim Danışmanlık A.Ş.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 61 contacts → | ||||
Exact match “Arksoft was founded by the experts on their domains and gives the consultancy services to Turkey's largest enterprises and government organizations by it's unique team.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 61 contacts → | ||||
Exact match “Universal Partners; hızlı, güçlü ve çözüm odaklı yaklaşımıyla #denetim #vergi #arge #turquality #yonetimdanismanligi konularında hizmet vermektedir.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 59 contacts → | ||||
Exact match “Since 1998, Güncel Group has delivered high-level independent audit, tax assurance, corporate valuation, and strategic consulting to publicly traded corporations, holdings…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “advisory and outsourcing services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 2,405 advisory and outsourcing services based in Türkiye
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Advisory and outsourcing services based in Türkiye at a glance
As of Nov 6, 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 2,405 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 Türkiye whose business descriptions match “advisory and outsourcing services” 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 2,903 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 November 6, 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.
Advisory and outsourcing services by metro
- Advisory and outsourcing services in Istanbul939
- Advisory and outsourcing services in Ankara171
- Advisory and outsourcing services in Atasehir84
- Advisory and outsourcing services in Sisli78
- Advisory and outsourcing services in Izmir73
- Advisory and outsourcing services in Kadikoy63
- Advisory and outsourcing services in Besiktas57
- Advisory and outsourcing services in Sariyer44
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 “advisory and outsourcing services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many advisory and outsourcing services are there based in Türkiye?
RevenueBase identified 2,405 company matches for advisory and outsourcing services associated with Türkiye as of November 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?
Kpmg Türkiye tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most advisory and outsourcing services?
Istanbul leads with 939 company records, followed by Ankara (171) and Atasehir (84).
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 2,903 professional contacts with verified work emails tracked across these 2,405 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,405 advisory and outsourcing services based in Türkiye. Start with a free account, no credit card.
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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.
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Company intelligence · public preview
Top 25 advisory and outsourcing services based in Türkiye
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,405 matching company records for advisory and outsourcing services based in Türkiye, with 18,613 tracked contacts and 2,903 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 advisory and outsourcing services based in Türkiye
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Kpmg Türkiyekpmg.com.trHQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 1,676 contacts → |
“KPMG Türkiye, lokal ve uluslararası tüm müşterilerinin ihtiyaçlarına cevap vermek adına geleneksel denetim ve uygunluk denetimi anlayışını genişleterek, firmaya ve endüstriye özel…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  BDO Türkiyebdo.com.trHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 430 contacts → |
“BDO Türkiye is an audit and consultancy firm offering professional services in Audit & Assurance, Tax, Social Security, Accounting and Advisory service lines.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Sistem Global Danışmanlık A.Şsistemglobal.com.trHQ: İstanbul, TürkiyeReported employees: 501-1,000 | İstanbul, Türkiye | 501-1,000 | Exact match | 392 contacts → |
“Sistem Group has been founded in 1996 and has more than 170 employees in the group offices in Ankara, İstanbul, Adana, Bursa, Gaziantep and İzmir.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Echoccsechoccs.comHQ: İstanbul, TürkiyeReported employees: 1,001-5,000 | İstanbul, Türkiye | 1,001-5,000 | Exact match | 353 contacts → |
“EchoCCS operational and strategic consultancy services such as call center and business process outsourcing services (Call Center Outsourcing, BPO), advanced call center…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Arete Consultingarete.com.trHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 150 contacts → |
“Since 2004, ARETE has been providing all kinds of business, product, process, technology and integration services required to use SAP and the systems and technologies other than…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Cottgroupcottgroup.comHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 125 contacts → |
“CottGroup® is a holistic service organization that offers a full range of consulting, outsourcing, technology, and training services to manage operations and provide practical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Infonalinfonal.comHQ: Kadikoy, TürkiyeReported employees: 51-200 | Kadikoy, Türkiye | 51-200 | Exact match | 109 contacts → |
“Infonal is a technology services and IT consultancy company providing deeply enterprise software architecture and domain specific know how.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Partnera Consultingpartnera.com.trHQ: Üsküdar, TürkiyeReported employees: 51-200 | Üsküdar, Türkiye | 51-200 | Exact match | 98 contacts → |
“Partnera is an IT consulting company with a wide range of know-how covering business processes across different industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  KG Teknoloji A.Şkgteknoloji.com.trHQ: İstanbul, TürkiyeReported employees: 201-500 | İstanbul, Türkiye | 201-500 | Exact match | 94 contacts → |
“KG Teknoloji’s know-how and experience dates back to the year of 2003.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Vi̇zyonvizyongrubu.comHQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 93 contacts → |
“Vergi, Denetim, Danışmanlık” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  CAN Sigorta VE Reasürans Brokerliği A.Şcanbrokerlik.comHQ: Üsküdar/i̇stanbul, TürkiyeReported employees: 51-200 | Üsküdar/i̇stanbul, Türkiye | 51-200 | Exact match | 90 contacts → |
“We as Can Broker operate with the belief that change is the only thing that does not change.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Centrum Turkeycentrumturkey.comHQ: Beşiktaş, TürkiyeReported employees: 51-200 | Beşiktaş, Türkiye | 51-200 | Exact match | 84 contacts → |
“Centrum is a multi-disciplinary firm providing advisory, corporate, tax, and ancillary services to a wide range of Turkish and international clients.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Platin Outsourcingplatinoutsourcing.comHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 83 contacts → |
“Established in 2003 and now providing market leading Accounting, Payroll and business services to over 300 multinational and domestic firms in operating Turkey.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Nexia Turkeynexiaturkey.com.trHQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 79 contacts → |
“AS/Nexia Turkey is a professional auditing and consultancy company serving the leading firms in Turkey by giving independent auditing, financial advisory,full…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Felecefelece.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 78 contacts → |
“As a multiple award-winning SAP partner, we provide business transformation consulting services, solution delivery and managed services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Maroteknolojimaroteknoloji.comHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 77 contacts → |
“Maro was founded in 2010 by experienced IT visionary Lale Maro, with the aim of offering superior technologies for various sectors alongside its work in sectors leading…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  PKF Turkeypkf.com.trHQ: Sariyer, TürkiyeReported employees: 51-200 | Sariyer, Türkiye | 51-200 | Exact match | 77 contacts → |
“PKF Turkey was established in 2005 in Istanbul.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Spro Technologyspro.com.trHQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 67 contacts → |
“SPRO Consulting is founded in year 2013 in İstanbul.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Pernet Bordrolama VE Mevzuat Uzmanınızpernet.com.trHQ: İstanbul, TürkiyeReported employees: 11-50 | İstanbul, Türkiye | 11-50 | Exact match | 65 contacts → |
“Pernet is founded as a Payroll Consultancy and Outsourcing company in 2003.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  YK Holding A.Şykholding.com.trHQ: Kuzguncuk, TürkiyeReported employees: 5,001-10,000 | Kuzguncuk, Türkiye | 5,001-10,000 | Exact match | 65 contacts → |
“YK Holding olarak 1996’dan bugüne birçok işletmeye sunduğumuz OUTSOURCING hizmetleriyle sektörde güçlü, güvenilir ve bilinen bir markayız.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Vezin TAX Audit Advisoryvezin.com.trHQ: Ankara, TürkiyeReported employees: 51-200 | Ankara, Türkiye | 51-200 | Exact match | 62 contacts → |
“Vezin Yeminli Mali Müşavirlik A.Ş, uzun yıllar kamudan sonra özel sektörde Yeminli Mali Müşavirlik ve üst düzey yöneticilik yapmış Hesap Uzmanları tarafından kurulmuş olup, şirket…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Conforcus Bilişimconforcus.comHQ: Atasehir, TürkiyeReported employees: 51-200 | Atasehir, Türkiye | 51-200 | Exact match | 61 contacts → |
“As Conforcus Bilişim Danışmanlık A.Ş.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Arksoftarksoft.com.trHQ: Çankaya, TürkiyeReported employees: 11-50 | Çankaya, Türkiye | 11-50 | Exact match | 61 contacts → |
“Arksoft was founded by the experts on their domains and gives the consultancy services to Turkey's largest enterprises and government organizations by it's unique team.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Universal & Partnersuniversalpartners.com.trHQ: Kağıthane, TürkiyeReported employees: 51-200 | Kağıthane, Türkiye | 51-200 | Exact match | 61 contacts → |
“Universal Partners; hızlı, güçlü ve çözüm odaklı yaklaşımıyla #denetim #vergi #arge #turquality #yonetimdanismanligi konularında hizmet vermektedir.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Güncel Groupguncelgroup.com.trHQ: Çankaya, TürkiyeReported employees: 51-200 | Çankaya, Türkiye | 51-200 | Exact match | 59 contacts → |
“Since 1998, Güncel Group has delivered high-level independent audit, tax assurance, corporate valuation, and strategic consulting to publicly traded corporations, holdings…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,405 company matches
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Advisory and outsourcing services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,399 records in the displayed employee bands.
6 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 2,405 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Advisory and outsourcing services by metro
- Advisory and outsourcing services in Istanbul939
- Advisory and outsourcing services in Ankara171
- Advisory and outsourcing services in Atasehir84
- Advisory and outsourcing services in Sisli78
- Advisory and outsourcing services in Izmir73
- Advisory and outsourcing services in Kadikoy63
- Advisory and outsourcing services in Besiktas57
- Advisory and outsourcing services in Sariyer44
Questions about this company list
What does Exact match mean for advisory and outsourcing services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many advisory and outsourcing services did RevenueBase find based in Türkiye?
The saved snapshot records 2,405 matching company records, 18,613 tracked contacts and 2,903 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Advisory and outsourcing services by geography
- Advisory and outsourcing services based in the United States
- Advisory and outsourcing services based in Brazil
- Advisory and outsourcing services based in the United Kingdom
- Advisory and outsourcing services based in France
- Advisory and outsourcing services based in Germany
- Advisory and outsourcing services based in Spain
- Advisory and outsourcing services based in Australia
- Advisory and outsourcing services based in Italy
- Advisory and outsourcing services based in the Netherlands
- Advisory and outsourcing services based in Canada
- Advisory and outsourcing services based in Mexico
- Advisory and outsourcing services based in South Africa
Cite this list
RevenueBase Data Team. Top 25 advisory and outsourcing services based in Türkiye. Snapshot: November 6, 2026. https://revenuebase.ai/companies/advisory-and-outsourcing-services/turkiye.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Advisory and outsourcing services based in the United States
- Advisory and outsourcing services based in Brazil
- Advisory and outsourcing services based in the United Kingdom
- Advisory and outsourcing services based in France
- Advisory and outsourcing services based in Germany
- Advisory and outsourcing services based in Spain
Company intelligence · public preview
Top 25 advisory and outsourcing services based in Türkiye
RevenueBase records 2,405 matching company records for advisory and outsourcing services based in Türkiye, with 18,613 tracked contacts and 2,903 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 advisory and outsourcing services based in Türkiye
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Kpmg Türkiyekpmg.com.tr HQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 1,676 contacts → |
“KPMG Türkiye, lokal ve uluslararası tüm müşterilerinin ihtiyaçlarına cevap vermek adına geleneksel denetim ve uygunluk denetimi anlayışını genişleterek, firmaya ve endüstriye özel…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | BDO Türkiyebdo.com.tr HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 430 contacts → |
“BDO Türkiye is an audit and consultancy firm offering professional services in Audit & Assurance, Tax, Social Security, Accounting and Advisory service lines.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Sistem Global Danışmanlık A.Şsistemglobal.com.tr HQ: İstanbul, TürkiyeReported employees: 501-1,000 | İstanbul, Türkiye | 501-1,000 | Exact match | 392 contacts → |
“Sistem Group has been founded in 1996 and has more than 170 employees in the group offices in Ankara, İstanbul, Adana, Bursa, Gaziantep and İzmir.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Echoccsechoccs.com HQ: İstanbul, TürkiyeReported employees: 1,001-5,000 | İstanbul, Türkiye | 1,001-5,000 | Exact match | 353 contacts → |
“EchoCCS operational and strategic consultancy services such as call center and business process outsourcing services (Call Center Outsourcing, BPO), advanced call center…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Arete Consultingarete.com.tr HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 150 contacts → |
“Since 2004, ARETE has been providing all kinds of business, product, process, technology and integration services required to use SAP and the systems and technologies other than…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Cottgroupcottgroup.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 125 contacts → |
“CottGroup® is a holistic service organization that offers a full range of consulting, outsourcing, technology, and training services to manage operations and provide practical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Infonalinfonal.com HQ: Kadikoy, TürkiyeReported employees: 51-200 | Kadikoy, Türkiye | 51-200 | Exact match | 109 contacts → |
“Infonal is a technology services and IT consultancy company providing deeply enterprise software architecture and domain specific know how.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Partnera Consultingpartnera.com.tr HQ: Üsküdar, TürkiyeReported employees: 51-200 | Üsküdar, Türkiye | 51-200 | Exact match | 98 contacts → |
“Partnera is an IT consulting company with a wide range of know-how covering business processes across different industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | KG Teknoloji A.Şkgteknoloji.com.tr HQ: İstanbul, TürkiyeReported employees: 201-500 | İstanbul, Türkiye | 201-500 | Exact match | 94 contacts → |
“KG Teknoloji’s know-how and experience dates back to the year of 2003.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Vi̇zyonvizyongrubu.com HQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 93 contacts → |
“Vergi, Denetim, Danışmanlık” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | CAN Sigorta VE Reasürans Brokerliği A.Şcanbrokerlik.com HQ: Üsküdar/i̇stanbul, TürkiyeReported employees: 51-200 | Üsküdar/i̇stanbul, Türkiye | 51-200 | Exact match | 90 contacts → |
“We as Can Broker operate with the belief that change is the only thing that does not change.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Centrum Turkeycentrumturkey.com HQ: Beşiktaş, TürkiyeReported employees: 51-200 | Beşiktaş, Türkiye | 51-200 | Exact match | 84 contacts → |
“Centrum is a multi-disciplinary firm providing advisory, corporate, tax, and ancillary services to a wide range of Turkish and international clients.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Platin Outsourcingplatinoutsourcing.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 83 contacts → |
“Established in 2003 and now providing market leading Accounting, Payroll and business services to over 300 multinational and domestic firms in operating Turkey.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nexia Turkeynexiaturkey.com.tr HQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 79 contacts → |
“AS/Nexia Turkey is a professional auditing and consultancy company serving the leading firms in Turkey by giving independent auditing, financial advisory,full…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Felecefelece.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 78 contacts → |
“As a multiple award-winning SAP partner, we provide business transformation consulting services, solution delivery and managed services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Maroteknolojimaroteknoloji.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 77 contacts → |
“Maro was founded in 2010 by experienced IT visionary Lale Maro, with the aim of offering superior technologies for various sectors alongside its work in sectors leading…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | PKF Turkeypkf.com.tr HQ: Sariyer, TürkiyeReported employees: 51-200 | Sariyer, Türkiye | 51-200 | Exact match | 77 contacts → |
“PKF Turkey was established in 2005 in Istanbul.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Spro Technologyspro.com.tr HQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 67 contacts → |
“SPRO Consulting is founded in year 2013 in İstanbul.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pernet Bordrolama VE Mevzuat Uzmanınızpernet.com.tr HQ: İstanbul, TürkiyeReported employees: 11-50 | İstanbul, Türkiye | 11-50 | Exact match | 65 contacts → |
“Pernet is founded as a Payroll Consultancy and Outsourcing company in 2003.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | YK Holding A.Şykholding.com.tr HQ: Kuzguncuk, TürkiyeReported employees: 5,001-10,000 | Kuzguncuk, Türkiye | 5,001-10,000 | Exact match | 65 contacts → |
“YK Holding olarak 1996’dan bugüne birçok işletmeye sunduğumuz OUTSOURCING hizmetleriyle sektörde güçlü, güvenilir ve bilinen bir markayız.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Vezin TAX Audit Advisoryvezin.com.tr HQ: Ankara, TürkiyeReported employees: 51-200 | Ankara, Türkiye | 51-200 | Exact match | 62 contacts → |
“Vezin Yeminli Mali Müşavirlik A.Ş, uzun yıllar kamudan sonra özel sektörde Yeminli Mali Müşavirlik ve üst düzey yöneticilik yapmış Hesap Uzmanları tarafından kurulmuş olup, şirket…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Conforcus Bilişimconforcus.com HQ: Atasehir, TürkiyeReported employees: 51-200 | Atasehir, Türkiye | 51-200 | Exact match | 61 contacts → |
“As Conforcus Bilişim Danışmanlık A.Ş.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Arksoftarksoft.com.tr HQ: Çankaya, TürkiyeReported employees: 11-50 | Çankaya, Türkiye | 11-50 | Exact match | 61 contacts → |
“Arksoft was founded by the experts on their domains and gives the consultancy services to Turkey's largest enterprises and government organizations by it's unique team.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Universal & Partnersuniversalpartners.com.tr HQ: Kağıthane, TürkiyeReported employees: 51-200 | Kağıthane, Türkiye | 51-200 | Exact match | 61 contacts → |
“Universal Partners; hızlı, güçlü ve çözüm odaklı yaklaşımıyla #denetim #vergi #arge #turquality #yonetimdanismanligi konularında hizmet vermektedir.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Güncel Groupguncelgroup.com.tr HQ: Çankaya, TürkiyeReported employees: 51-200 | Çankaya, Türkiye | 51-200 | Exact match | 59 contacts → |
“Since 1998, Güncel Group has delivered high-level independent audit, tax assurance, corporate valuation, and strategic consulting to publicly traded corporations, holdings…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,405 company matches
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Advisory and outsourcing services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,399 records in the displayed employee bands.
6 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 2,405 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Advisory and outsourcing services by metro
- Advisory and outsourcing services in Istanbul939
- Advisory and outsourcing services in Ankara171
- Advisory and outsourcing services in Atasehir84
- Advisory and outsourcing services in Sisli78
- Advisory and outsourcing services in Izmir73
- Advisory and outsourcing services in Kadikoy63
- Advisory and outsourcing services in Besiktas57
- Advisory and outsourcing services in Sariyer44
Questions about this company list
What does Exact match mean for advisory and outsourcing services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many advisory and outsourcing services did RevenueBase find based in Türkiye?
The saved snapshot records 2,405 matching company records, 18,613 tracked contacts and 2,903 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Advisory and outsourcing services by geography
- Advisory and outsourcing services based in the United States
- Advisory and outsourcing services based in Brazil
- Advisory and outsourcing services based in the United Kingdom
- Advisory and outsourcing services based in France
- Advisory and outsourcing services based in Germany
- Advisory and outsourcing services based in Spain
- Advisory and outsourcing services based in Australia
- Advisory and outsourcing services based in Italy
- Advisory and outsourcing services based in the Netherlands
- Advisory and outsourcing services based in Canada
- Advisory and outsourcing services based in Mexico
- Advisory and outsourcing services based in South Africa
Cite this list
RevenueBase Data Team. Top 25 advisory and outsourcing services based in Türkiye. Snapshot: November 6, 2026. https://revenuebase.ai/companies/advisory-and-outsourcing-services/turkiye.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Advisory and outsourcing services based in the United States
- Advisory and outsourcing services based in Brazil
- Advisory and outsourcing services based in the United Kingdom
- Advisory and outsourcing services based in France
- Advisory and outsourcing services based in Germany
- Advisory and outsourcing services based in Spain