Company lists · Data refreshed November 2026

Top 25 Sustainable development consultancies based in Türkiye

Name: Sustainable development consultancies based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 271 companies tracked

RevenueBase identified 271 company matches for sustainable development consultancies associated with Türkiye as of November 2026 and tracks 1,493 professional contacts across them, including 296 with verified work emails. Istanbul is the largest hub.

This list covers company matches for sustainable development consultancies 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 5, 2026.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built

271Companies

1,493Contacts tracked

296Verified emails

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The 25 largest sustainable development consultancies based in Türkiye

Ranked by team size

Top 25 of 271 company matches for sustainable development consultancies based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	BE	Exact match	Ankara, TürkiyeHQ recorded Nov 5, 2026	51-200	60 contacts →
	Exact match “be is dedicated to providing sustainable engineering solutions and consultancy services in the fields of Renewables, Oil & Gas.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Semtrio	Exact match	İstanbul, TürkiyeHQ recorded Nov 5, 2026	11-50	49 contacts →
	Exact match “Semtrio, the highest-rated B Corp in Türkiye, offers sustainability consultancy on a global scale, aligning corporate strategies with sustainability targets and turning climate…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Escarus Tskb Sustainability Consultancy	Exact match	Istanbul, TürkiyeHQ recorded Nov 5, 2026	11-50	44 contacts →
	Exact match “Established in April 2011, ESCARUS is a TSKB group company that provides sustainability solutions to its customers with its professional and experienced team.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Arge Consulting Arge Danışmanlık	Exact match	Beykoz, TürkiyeHQ recorded Nov 5, 2026	11-50	43 contacts →
	Exact match “ARGE Consulting is a globally recognized Turkish management consulting firm that was founded in 1991.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Proçed Çevre Danışmanlığı Mühendislik İnş. San. VE Tic. Ltd. ŞTI	Exact match	İzmir, TürkiyeHQ recorded Nov 5, 2026	11-50	31 contacts →
	Exact match “Proçed Çevre Danışmanlığı Mühendislik İnş.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	S360	Exact match	Istanbul, TürkiyeHQ recorded Nov 5, 2026	11-50	29 contacts →
	Exact match “We are sustainability specialists helping brands and corporates to make better choices.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Casem ESG	Exact match	Erenler, TürkiyeHQ recorded Nov 5, 2026	11-50	24 contacts →
	Exact match “CASEM ESG is a consulting company specialized in sustainability with more than 16 years of experience.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Erke Sustainability Consultancy	Exact match	Üsküdar, TürkiyeHQ recorded Nov 5, 2026	11-50	23 contacts →
	Exact match “ERKE was founded in 2007 to provide electrical project design, lighting, and application consultancy services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Sürdürülebilirlik Akademisi	Exact match	İstanbul, TürkiyeHQ recorded Nov 5, 2026	11-50	23 contacts →
	Exact match “2009 yılında, sürdürülebilir ve daha yaşanabilir bir dünya için iş dünyasında değişim yaratmak ve geleceği şekillendirmede etkili olmak üzere bir araya geldik.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Altensis	Exact match	Atasehir, TürkiyeHQ recorded Nov 5, 2026	11-50	21 contacts →
	Exact match “As we face with the uprising and unwanted effects of the global warming, minimizing our carbon dioxide emissions is becoming more and more important each day.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	UN Global Compact Türkiye	Exact match	Istanbul, TürkiyeHQ recorded Nov 5, 2026	1-10	19 contacts →
	Exact match “UN Global Compact, iş dünyasının operasyonlarını ve stratejilerini insan hakları, çalışma standartları, çevre ve yolsuzlukla mücadele alanlarındaki On İlke ile uyumlu hale…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Kıymet-I Harbiye Yönetim Danışmanlık	Exact match	Istanbul, TürkiyeHQ recorded Nov 5, 2026	11-50	15 contacts →
	Exact match “Kıymet-i Harbiye, sürdürülebilirlik ve kurumsal sorumluluk yönetimi alanında danışmanlık ve uygulama hizmetleri sunmak amacıyla 2009 yılında kurulmuştur.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Life Climate	Exact match	Çankaya, TürkiyeHQ recorded Nov 5, 2026	11-50	12 contacts →
	Exact match “Life Climate stands as a premier sustainability consultancy firm in Turkiye, dedicated to addressing and mitigating environmental impacts with a strong commitment to comprehensive…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Artengist	Exact match	Esentepe, TürkiyeHQ recorded Nov 5, 2026	11-50	12 contacts →
	Exact match “FOLLOW US!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Green Engineering	Exact match	Istanbul, TürkiyeHQ recorded Nov 5, 2026	1-10	12 contacts →
	Exact match “As Green Engineering, we specialize in the design of infrastructure, landscape, transportation planning and urban planning, to build better and more sustainable cities.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Çi̇gem Çevre	Exact match	Pendik, TürkiyeHQ recorded Nov 5, 2026	11-50	11 contacts →
	Exact match “Preparation of Environmental Impact Assessment Reports (EIA Reports) Environmental Management Services, Permit and License Activities, Zero Waste Consultancy and Management of…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	NH Consultancy Yazılım VE A.Ş	Exact match	Balçova, TürkiyeHQ recorded Nov 5, 2026	11-50	9 contacts →
	Exact match “Sustainable Project Management for your Business Needs” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Hadi Çevre Danışmanlık	Exact match	Bagcilar, TürkiyeHQ recorded Nov 5, 2026	11-50	9 contacts →
	Exact match “Hadi Çevre Danışmanlık is a privately held environmental consultancy (founded 2019) offering environmental, sustainability and corporate social responsibility services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	IGEA	Exact match	Bursa, TürkiyeHQ recorded Nov 5, 2026	11-50	9 contacts →
	Exact match “IGEA is a strong non-governmental organization where individuals learn from each other, get inspired, create value together, establish strong relationships, benefit from relevant…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	PPM Kirlilik Önleme VE Yönetimi Ltd. ŞTI	Exact match	Çankaya, TürkiyeHQ recorded Nov 5, 2026	11-50	9 contacts →
	Exact match “ÇED Raporları Hazırlanması Çevre Danışmanlığı Uluslararası Kurum ve Kuruluşları İçin Çevresel ve Sosyal Etki Değerlendirmesi (ÇSED) Raporları Hazırlanması Sosyal Etki…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	CE Management Consultancy Co. LTD	Exact match	Yenimahalle, TürkiyeHQ recorded Nov 5, 2026	1-10	9 contacts →
	Exact match “Our Vision As CE Consultancy, our vision is to be a reliable and innovative solution partner in the fields of social risk management, social impact assessment, and corporate…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Peterson Solutions Türkiye	Exact match	Izmir, TürkiyeHQ recorded Nov 5, 2026	11-50	8 contacts →
	Exact match “Peterson, tarımsal üretimden ham madde işlemeye ve ürünlerin taşınması ile pazar dağıtımına kadar tüm tedarik zincirine dair derin bir bilgi birikimine sahiptir.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Greenix Sustainability	Exact match	Bahçelievler, TürkiyeHQ recorded Nov 5, 2026	11-50	8 contacts →
	Exact match “Corporate & Product Sustainability \| Carbon Management \| Climate Tech Solutions \| Renewable Energy \| Waste Management \| Water Management \| Smart Buildings \| Energy Efficiency \|…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Ecomuse	Exact match	Istanbul, TürkiyeHQ recorded Nov 5, 2026	1-10	8 contacts →
	Exact match “EcoMuse Consulting is a boutique advisory firm based in Istanbul, specializing in the Green Transition.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Carbon Gate	Exact match	Umraniye, TürkiyeHQ recorded Nov 5, 2026	1-10	8 contacts →
	Exact match “Carbon Gate: Pioneering the Path to Sustainability About Us: Carbon Gate is a leading environmental sustainability consultancy firm dedicated to assisting businesses in accurately…” Recorded in the RevenueBase company graph · Nov 5, 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 “sustainable development consultancies”. 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 271 sustainable development consultancies based in Türkiye

See the full list, filter by size, metro and specialty, and access 296 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainable development consultancies based in Türkiye at a glance

As of Nov 5, 2026

19.8%Verified-email coverage

5.5Average contacts per company

1-10Median size (employees)

28.4%Largest-city concentration · Istanbul

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

196

11-50

51-200

201-500

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 271 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 “sustainable development consultancies” 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 296 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 5, 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.

Sustainable development consultancies by metro

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 “sustainable development consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainable development consultancies are there based in Türkiye?

RevenueBase identified 271 company matches for sustainable development consultancies 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?

BE tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most sustainable development consultancies?

Istanbul leads with 77 company records, followed by Ankara (40) and Izmir (19).

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 296 professional contacts with verified work emails tracked across these 271 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 5, 2026.

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About this data

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