Company lists · Data refreshed September 2026

Top 25 Industrial sustainability consultants based in Germany

Name: Industrial sustainability consultants based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 1,214 companies tracked

RevenueBase identified 1,214 company matches for industrial sustainability consultants associated with Germany as of September 2026 and tracks 17,631 professional contacts across them, including 7,792 with verified work emails. Berlin is the largest hub.

This list covers company matches for industrial sustainability consultants associated with Germany, 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 17, 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 17, 2026 How this list was built

1,214Companies

17,631Contacts tracked

7,792Verified emails

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The 25 largest industrial sustainability consultants based in Germany

Ranked by team size

Top 25 of 1,214 company matches for industrial sustainability consultants based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	Roland Berger	Exact match	Munich, GermanyHQ recorded Sep 17, 2026	1,001-5,000	4,632 contacts →
	Exact match “Roland Berger is the only leading global strategy consultancy of European origin.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Drees & Sommer	Exact match	Stuttgart, GermanyHQ recorded Sep 17, 2026	5,001-10,000	3,475 contacts →
	Exact match “Uniting opposites to create a world we want to live in Drees & Sommer is a partner-managed, global consulting company providing a single source of consultation and implementation…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Fichtner	Exact match	Stuttgart, GermanyHQ recorded Sep 17, 2026	1,001-5,000	1,279 contacts →
	Exact match “As a leading, independent engineering and consultancy enterprise active in the sectors of energy and infrastructure, Fichtner handles challenging projects in countries all over…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	H&z Management Consulting	Exact match	Munich, GermanyHQ recorded Sep 17, 2026	501-1,000	285 contacts →
	Exact match “Welcome to H&Z We offer more than successful strategy development.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Adelphi	Exact match	Berlin, GermanyHQ recorded Sep 17, 2026	201-500	269 contacts →
	Exact match “adelphi consult is a leading independent consultancy specialising in climate, environment and development.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Energielenker Gruppe	Exact match	Münster, GermanyHQ recorded Sep 17, 2026	201-500	152 contacts →
	Exact match “Wir erschaffen Zukunft – mit erneuerbaren Energien und innovativen Lösungen!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Westbridge Advisory	Exact match	Frankfurt, GermanyHQ recorded Sep 17, 2026	51-200	147 contacts →
	Exact match “Wir sind ein führender europäischer Energie- und Nachhaltigkeitsberater in der Immobilienwirtschaft.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Integration Consulting Group	Exact match	Frankfurt/ Main, GermanyHQ recorded Sep 17, 2026	11-50	114 contacts →
	Exact match “INTEGRATION is a consulting organization specialising in project management, with focus on developing countries and emerging markets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Dfge Institute For Energy, Ecology And Economy	Exact match	Greifenberg, GermanyHQ recorded Sep 17, 2026	11-50	85 contacts →
	Exact match “Seit unterstützt die DFGE Unternehmen dabei, Nachhaltigkeit messbar und strategisch nutzbar zu machen.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	First Climate	Exact match	Bad Vilbel, GermanyHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “With 25 years of experience, First Climate is a leading global provider of carbon management and green energy services for hundreds of corporate and public sector clients.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	TILIA	Exact match	Leipzig, GermanyHQ recorded Sep 17, 2026	51-200	78 contacts →
	Exact match “Tilia is a French German services, co-development and consulting firm founded in 2009 by people with broad international experience and a common vision of the future of utilities…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Verso Gmbh	Exact match	Munich, GermanyHQ recorded Sep 17, 2026	51-200	72 contacts →
	Exact match “VERSO ist Sustainability-Software-Pionier und Full-Service-Anbieter für die Nachhaltige Transformation im Mittelstand.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Enervis Energy Advisors Gmbh	Exact match	Berlin, GermanyHQ recorded Sep 17, 2026	51-200	71 contacts →
	Exact match “enervis is a specialized management consultancy for the energy industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	B.A.U.M. Consult Gmbh	Exact match	Berlin, GermanyHQ recorded Sep 17, 2026	51-200	69 contacts →
	Exact match “B.A.U.M.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Consistency	Exact match	Crailsheim, GermanyHQ recorded Sep 17, 2026	51-200	68 contacts →
	Exact match “Since 2008, Consistency has been a consulting partner for national and international companies in multiple sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	SCC Scientific Consulting Company, Part Of Ramboll	Exact match	Bad Kreuznach, GermanyHQ recorded Sep 17, 2026	n/a	61 contacts →
	Exact match “SCC is now part of Ramboll, a global architecture, engineering and consultancy company, creating sustainable solutions across energy, real estate, transport, water, waste…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Fact Gmbh Efacilities Solutions	Exact match	Boblingen, GermanyHQ recorded Sep 17, 2026	51-200	61 contacts →
	Exact match “FACT.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	ARQUM	Exact match	Munich, GermanyHQ recorded Sep 17, 2026	51-200	59 contacts →
	Exact match “Arqum stands for work safety, quality and environmental management.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Alpha IC Gmbh	Exact match	Bamberg, GermanyHQ recorded Sep 17, 2026	51-200	58 contacts →
	Exact match “Die Alpha IC ist ein inhabergeführtes Consultingbüro für das Real Estate Management.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	BFE Institut FÜR Energie UND Umwelt Gmbh	Exact match	Mannheim, GermanyHQ recorded Sep 17, 2026	51-200	57 contacts →
	Exact match “Das BFE Institut für Energie und Umwelt GmbH ist ein Unternehmen der MVV Energie AG und zählt mit über Projekten und ca.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Envistra Gmbh	Exact match	Hürth, GermanyHQ recorded Sep 17, 2026	51-200	57 contacts →
	Exact match “Die Dienstleistungen der envistra GmbH zielen auf eine schnelle und langfristige Kostenreduktion und leisten einen wesentlichen Beitrag zu einer nachhaltigen…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	IFEU	Exact match	Heidelberg, GermanyHQ recorded Sep 17, 2026	51-200	53 contacts →
	Exact match “Das ifeu forscht und berät weltweit zu wichtigen Umwelt- und Nachhaltigkeitsthemen für zahlreiche internationale und nationale Fördermittel- und Auftraggeber.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Response	Exact match	Frankfurt, GermanyHQ recorded Sep 17, 2026	51-200	51 contacts →
	Exact match “response is a multiple award-winning, international consultancy specializing in sustainability, ESG, and regenerative business.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Thinkstep	Exact match	Leinfelden-Echterdingen, GermanyHQ recorded Sep 17, 2026	201-500	51 contacts →
	Exact match “thinkstep enables organizations worldwide to succeed sustainably.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Wolff & Müller Energy Gmbh	Exact match	Ludwigsburg, GermanyHQ recorded Sep 17, 2026	51-200	49 contacts →
	Exact match “WOLFF & MÜLLER ENERGY GMBH ist Teil der traditionsreichen Unternehmensgruppe WOLFF & MÜLLER, einem mittelständischen Familienunternehmen mit Stammsitz in Stuttgart.” Recorded in the RevenueBase company graph · Sep 17, 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 “industrial sustainability consultants”. 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 1,214 industrial sustainability consultants based in Germany

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Industrial sustainability consultants based in Germany at a glance

As of Sep 17, 2026

44.2%Verified-email coverage

14.5Average contacts per company

1-10Median size (employees)

11.4%Largest-city concentration · Berlin

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

815

11-50

303

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 1,214 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 Germany whose business descriptions match “industrial sustainability consultants” 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 7,792 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 17, 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.

Industrial sustainability consultants 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 “industrial sustainability consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial sustainability consultants are there based in Germany?

RevenueBase identified 1,214 company matches for industrial sustainability consultants associated with Germany 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?

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

Which city has the most industrial sustainability consultants?

Berlin leads with 139 company records, followed by Hamburg (77) and Munich (75).

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 7,792 professional contacts with verified work emails tracked across these 1,214 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 17, 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.