Company lists · Data refreshed September 2026

Top 25 Decarbonization consulting firms based in Türkiye

Name: Decarbonization consulting firms based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 217 companies tracked

RevenueBase identified 217 company matches for decarbonization consulting firms associated with Türkiye as of September 2026 and tracks 992 professional contacts across them, including 161 with verified work emails. Istanbul is the largest hub.

This list covers company matches for decarbonization consulting firms 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 September 28, 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 Sep 28, 2026 How this list was built

217Companies

992Contacts tracked

161Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest decarbonization consulting firms based in Türkiye

Ranked by team size

Top 25 of 217 company matches for decarbonization consulting firms based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 Sep 28, 2026	51-200	64 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 · Sep 28, 2026 · View company records in RevenueBase
2	Semtrio	Exact match	İstanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	55 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 · Sep 28, 2026 · View company records in RevenueBase
3	Escarus Tskb Sustainability Consultancy	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	40 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 · Sep 28, 2026 · View company records in RevenueBase
4	Ulus Mühendi̇sli̇k	Exact match	Maltepe, TürkiyeHQ recorded Sep 28, 2026	11-50	26 contacts →
	Exact match “Ulus Mühendislik Olarak, ÇEVRE DANIŞMANLIĞI' nda Uzman Mühendis Kadrolarımızla Hizmet Sunmaktayız.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Casem ESG	Exact match	Erenler, TürkiyeHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
6	Altensis	Exact match	Atasehir, TürkiyeHQ recorded Sep 28, 2026	11-50	18 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 · Sep 28, 2026 · View company records in RevenueBase
7	Greenlife Danışmanlık	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	11-50	17 contacts →
	Exact match “Çevre Miras Değil, Gelecek Nesillere Devredilecek Emanettir.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Life Climate	Exact match	Çankaya, TürkiyeHQ recorded Sep 28, 2026	11-50	16 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 · Sep 28, 2026 · View company records in RevenueBase
9	GTE Sustainability And Energy Consultancy	Exact match	Çankaya, TürkiyeHQ recorded Sep 28, 2026	11-50	16 contacts →
	Exact match “GTE, based in Ankara, Turkey, is an engineering and consultancy firm with an extensive local expertise and interdisciplinary experience in climate services, sustainability…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	MGS Proje Müşavirlik Mühendislik Ticaret Ltd. ŞTI	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “TR 2005 yılındaki kuruluşumuzdan itibaren, Müşterilerimize, Mühendislikte Gelişen Sürdürülebilirlik (MGS) ilkesi ile eksiksiz ve kaliteden ödün vermeyen çalışma anlayışımızla…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Demir Enerji	Exact match	İstanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	12 contacts →
	Exact match “Demir Energy Consulting is helping its customers to achieve their sustainability goals by providing solutions on climate change strategies, carbon management, effective and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	NET Zero Climate Investments	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	11 contacts →
	Exact match “Net Zero Climate Investments is an impact-focused project developer and climate strategy consultant, dedicated to driving real change for a better climate.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Resisco Mühendislik A.Ş	Exact match	Çankaya, TürkiyeHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “Resisco, ülkenin alanlarında öncü firmalarına Sera Gazı Emisyonları, Sürekli Emisyon Ölçüm Sistemleri (SEÖS) Mevzuat ve Uygulamaları ve genel olarak Çevre Mevzuatları hakkında…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Atasayin Enerji̇ VE Mühendi̇sli̇k Anoni̇m Şi̇rketi̇	Exact match	Pendi̇k, TürkiyeHQ recorded Sep 28, 2026	1-10	10 contacts →
	Exact match “Atasayın Enerji ve Mühendislik firması olarak iklim değişikliği ve enerji kaynaklarının verimli kullanılmasına önem veriyoruz.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Carbon Gate	Exact match	Umraniye, TürkiyeHQ recorded Sep 28, 2026	1-10	9 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 · Sep 28, 2026 · View company records in RevenueBase
16	Ecomuse	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
17	Tardis Enerji	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	11-50	8 contacts →
	Exact match “Tardis Enerji, güneş enerjisi sistemlerindeki bilgi, deneyim ve uzmanlığı sayesinde Türkiye çapında işletmeler, hizmet sağlayıcılar ve yatırımcılara mühendislik ve danışmanlık…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Greenix Sustainability	Exact match	Bahçelievler, TürkiyeHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
19	Sera Mühendislik,sera Laboratuvar	Exact match	Melikgazi/kayseri, TürkiyeHQ recorded Sep 28, 2026	11-50	8 contacts →
	Exact match “Sera Mühendislik,Sera Laboratuvar is a environmental management consulting, and Environment Laboratory company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Efektif Endüstriyel Enerji A.Ş	Exact match	Melikgazi, TürkiyeHQ recorded Sep 28, 2026	51-200	7 contacts →
	Exact match “Şirketimiz 2008 yılında enerji verimliliği, enerji kullanım ve üretim danışmanlık hizmetleri, ve enerji santralleri kurulumu konularında hizmet vermek üzere Kayseri Erciyes…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Filizi Mühendislik	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	11-50	7 contacts →
	Exact match “Filizi Mühendislik is an environmental and sustainability consulting company providing services for mining, energy, infrastructure, and industrial projects across Türkiye.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Climateware	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	11-50	7 contacts →
	Exact match “Climate change is the defining issue of our time, and we need innovative solutions to tackle it.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Eddes Sustainability Solutions	Exact match	Pamukkale, TürkiyeHQ recorded Sep 28, 2026	1-10	7 contacts →
	Exact match “Yaratıcı Çözümler, Sürdürülebilir Üretim, Yaşanabilir Dünya!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Vaener	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “A trusted partner in Renewable Energy, VAENER, creates solutions for companies and countries who aim to become eco-friendly and supports them to meet their sustainability goals.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Desilyon Sustainability Solutions	Exact match	Cankaya, TürkiyeHQ recorded Sep 28, 2026	11-50	4 contacts →
	Exact match “Desilyon develops and implements comprehensive emission reduction projects and strategies that turn climate action into long-term business opportunities for companies and…” Recorded in the RevenueBase company graph · Sep 28, 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 “decarbonization consulting firms”. 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 217 decarbonization consulting firms based in Türkiye

See the full list, filter by size, metro and specialty, and access 161 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Decarbonization consulting firms based in Türkiye at a glance

As of Sep 28, 2026

16.2%Verified-email coverage

4.6Average contacts per company

1-10Median size (employees)

26.3%Largest-city concentration · Istanbul

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

159

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 217 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 “decarbonization consulting firms” 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 161 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 September 28, 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.

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 “decarbonization consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many decarbonization consulting firms are there based in Türkiye?

RevenueBase identified 217 company matches for decarbonization consulting firms associated with Türkiye as of September 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 decarbonization consulting firms?

Istanbul leads with 57 company records, followed by Ankara (20) and Cankaya (17).

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 161 professional contacts with verified work emails tracked across these 217 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 September 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 217 decarbonization consulting firms based in Türkiye. Start with a free account, no credit card.

Download this list →

Related lists

Decarbonization consulting firms by geography

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 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.