Company lists · Data refreshed September 2026

Top 25 Operational efficiency consultants based in Türkiye

Name: Operational efficiency consultants based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 357 companies tracked

RevenueBase identified 357 operational efficiency consultants headquartered in Türkiye as of September 2026 and tracks 2,133 professional contacts across them, including 317 with verified work emails. Istanbul is the largest hub.

This list covers operational efficiency consultants 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 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review

357Companies

2,133Contacts tracked

317Verified emails

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The 25 largest operational efficiency consultants based in Türkiye

Ranked by team size

Top 25 of 357 operational efficiency consultants based in Türkiye, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to operational efficiency consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Cottgroup	Partial evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	201-500	117 contacts →
	Partial evidence “CottGroup® is a holistic service organization that offers a full range of consulting, outsourcing, technology, and training services to manage operations and provide practical…” Source: RevenueBase Database · checked Sep 20, 2026
2	BT Bilgi Teknolojileri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	51-200	42 contacts →
	Indirect evidence “BT Bilgi Teknolojileri, Türkiye’nin önde gelen rekabetçi markalarına, “Yalın İş, Yalın Teknoloji” ilkesi ile ve 15 yıla yakın bir süredir, kurumsal yönetim danışmanlığı ve bilgi…” Source: RevenueBase Database · checked Sep 20, 2026
3	LUPE	Indirect evidence	Ankara, TürkiyeHQ checked Sep 20, 2026	51-200	33 contacts →
	Indirect evidence “Lupe empowers businesses in their digital transformation journey, delivering innovative solutions across 25+ industries with our expert consulting team.” Source: RevenueBase Database · checked Sep 20, 2026
4	Selco Consulting	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	11-50	33 contacts →
	Indirect evidence “SELCO is a recognized consulting company with distinguished capabilities in supply chain and logistics management, delivering outstanding results and helping clients to use their…” Source: RevenueBase Database · checked Sep 20, 2026
5	Feniks Digital	Indirect evidence	Kadıköy, TürkiyeHQ checked Sep 20, 2026	51-200	28 contacts →
	Indirect evidence “Bilişim ve Teknoloji Hizmetleri” Source: RevenueBase Database · checked Sep 20, 2026
6	Benova Consulting	Indirect evidence	Ankara, TürkiyeHQ checked Sep 20, 2026	11-50	27 contacts →
	Indirect evidence “Sonuç odaklı bir yönetim danışmanlığı firması olarak sektörünüzde etki bırakmanız için kurumunuza özel tasarlanan çözümlerimizle yanınızdayız!” Source: RevenueBase Database · checked Sep 20, 2026
7	Valueplus	Partial evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	11-50	23 contacts →
	Partial evidence “ValuePlus Consulting, established in 2018, is a dynamic supply chain consultancy committed to excellence and innovation.” Source: RevenueBase Database · checked Sep 20, 2026
8	Bilig Operational Excellence Consultants	Partial evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	11-50	19 contacts →
	Partial evidence “BiLiG OpEx was founded in the UK in 2015 with the aim of providing solutions to business problems with current methods and digital technologies in the field of Operational…” Source: RevenueBase Database · checked Sep 20, 2026
9	Verimsoft Yazılım VE Danışmanlık A.Ş	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	11-50	18 contacts →
	Indirect evidence “Verimlilik bizim için sadece bir kelime değil, 20 yıl önce şirketimize isim belirlerken ilham aldığımız bir tutku.” Source: RevenueBase Database · checked Sep 20, 2026
10	Greenlife Danışmanlık	Indirect evidence	Ankara, TürkiyeHQ checked Sep 20, 2026	11-50	17 contacts →
	Indirect evidence “Çevre Miras Değil, Gelecek Nesillere Devredilecek Emanettir.” Source: RevenueBase Database · checked Sep 20, 2026
11	ARY Danışmanlık Aryd	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 20, 2026	11-50	15 contacts →
	Indirect evidence “ARY, şirketlerin iş süreçlerini daha etkin ve verimli kılmalarını sağlayan çözümler sunmaktadır.” Source: RevenueBase Database · checked Sep 20, 2026
12	Pergamon Status DIŞ Ticaret A. Ş	Indirect evidence	İzmir, TürkiyeHQ checked Sep 20, 2026	11-50	13 contacts →
	Indirect evidence “Pergamon Status Diş Ticaret A.” Source: RevenueBase Database · checked Sep 20, 2026
13	Projesis	Indirect evidence	İzmir, TürkiyeHQ checked Sep 20, 2026	11-50	11 contacts →
	Indirect evidence “Ne için varız: Projesis Üretim İşletmelerinin, Daha iyi üretim yapmalarına katkıda bulunmak için kurulmuştur.” Source: RevenueBase Database · checked Sep 20, 2026
14	Expremus	Indirect evidence	Yenisehir, TürkiyeHQ checked Sep 20, 2026	11-50	11 contacts →
	Indirect evidence “2008 Yılında Garanti Eğitim ve Danışmanlık olarak kurulan şirketimiz, global büyüme stratejilerimiz doğrultusunda 2019 yılı itibariyle Expremus olarak hizmet vermeye devam…” Source: RevenueBase Database · checked Sep 20, 2026
15	Veta Bilişim	Partial evidence	Bursa, TürkiyeHQ checked Sep 20, 2026	1-10	11 contacts →
	Partial evidence “Veta BTD is a shop floor specialized SAP consultancy company.” Source: RevenueBase Database · checked Sep 20, 2026
16	Inter Motto Strategic Consulting LTD	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	11-50	11 contacts →
	Indirect evidence “Zor değil.” Source: RevenueBase Database · checked Sep 20, 2026
17	Poseidon Consulting	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	11-50	10 contacts →
	Indirect evidence “Our consulting services offer a comprehensive solution to supply chain challenges.” Source: RevenueBase Database · checked Sep 20, 2026
18	MA Consulting	Partial evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	1-10	10 contacts →
	Partial evidence “Ma² Consulting offers a wide range of financial and technology consultancy and coaching services for various industries.” Source: RevenueBase Database · checked Sep 20, 2026
19	Simge Çözümevi	Indirect evidence	Bornova, TürkiyeHQ checked Sep 20, 2026	11-50	9 contacts →
	Indirect evidence “1996 yılında İzmir’de kurulan SİMGEÇÖZÜMEVİ, bugün 500' ü aşkın müşterisi ve 15' e yakın iş ortağı ile alanında uzmanlaşmış personeli ve kurumsal organizasyon yapısı ile hizmet…” Source: RevenueBase Database · checked Sep 20, 2026
20	M.A.G. Consulting	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	11-50	9 contacts →
	Indirect evidence “Mag Consulting, founded in 1990, is one of the most experienced institutions in business consulting with a focus on corporate restructuring and turnaround management in Turkey and…” Source: RevenueBase Database · checked Sep 20, 2026
21	Idealkoc Consulting & Training	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	1-10	9 contacts →
	Indirect evidence “Established in 2011 • In cooperation among Lean Management Experts, • Significant Lean Management experience & expertise • Specializing mainly on turn around management activities…” Source: RevenueBase Database · checked Sep 20, 2026
22	Dokare Management & Technology Consulting	Indirect evidence	İzmir, TürkiyeHQ checked Sep 20, 2026	11-50	9 contacts →
	Indirect evidence “DOKARE YÖNETİM & DİJİTAL DÖNÜŞÜM DANIŞMANLIĞI Organizasyonunu Geleceğe Taşıyan Yönetim ve Teknoloji Danışmanlığı Dünyadaki hızlı değişim, tüm organizasyonları dönüşüme ve sürekli…” Source: RevenueBase Database · checked Sep 20, 2026
23	musterihizmetleri.com	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 20, 2026	11-50	9 contacts →
	Indirect evidence “musterihizmetleri.com" müşterisine önem veren kurumların, özellikle katma değerli hizmet üretimi, hizmette farklılık yaratma ile iş stratejilerini uygulamaya dönüştüren…” Source: RevenueBase Database · checked Sep 20, 2026
24	Bestrategy	Indirect evidence	Bursa, TürkiyeHQ checked Sep 20, 2026	11-50	8 contacts →
	Indirect evidence “BeStrategy \| Geleceği Strateji ve Dijital Dönüşümle Tasarlıyoruz Değişimi yönetmek bir tercih değil, sürdürülebilir büyüme için bir zorunluluktur.” Source: RevenueBase Database · checked Sep 20, 2026
25	Corefactor INC	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 20, 2026	1-10	7 contacts →
	Indirect evidence “We help businesses lower costs, reduce communication noise, move faster, and increase sales by combining technology, product design, and management science.” Source: RevenueBase Database · checked Sep 20, 2026

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: operational efficiency consultants. 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 operational efficiency consultants.
Partial evidence: Its own public description names part of operational efficiency consultants, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name operational efficiency consultants. 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 357 operational efficiency consultants based in Türkiye

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Operational efficiency consultants based in Türkiye at a glance

As of Sep 20, 2026

14.9%Verified-email coverage

6.0Average contacts per company

1-10Median size (employees)

38.7%Largest-city concentration · Istanbul

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

266

11-50

51-200

201-500

1,001-5,000

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 357 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 operational efficiency consultants, 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 “operational efficiency consultants”. 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 operational efficiency consultants), 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 operational efficiency consultants, 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, 317 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 20, 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.

Operational efficiency consultants by metro

Operational efficiency consultants in Istanbul138

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 operational efficiency consultants, 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 operational efficiency consultants are there based in Türkiye?

RevenueBase identified 357 operational efficiency consultants 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?

Cottgroup, headquartered in Istanbul, tops this list with the largest team on record.

Which city has the most operational efficiency consultants?

Istanbul leads with 138 headquartered companies, followed by Ankara (24) and Izmir (24).

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 317 verified decision-maker contacts tracked across these 357 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 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.