Company lists · Data verified August 2026

Top 25 Climate change consulting firms based in Germany

Name: Climate change consulting firms based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 691 companies tracked

There are 691 climate change consulting firms headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 13,951 professional contacts across them, including 4,983 with verified work emails and 413 with mobile numbers. Berlin is the largest hub.

This list covers climate change consulting firms headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

691Companies

13,951Contacts tracked

4,983Verified emails

413Mobile numbers

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The 25 largest climate change consulting firms based in Germany

Ranked by team size

Top 25 of 691 climate change consulting firms based in Germany, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Roland Berger	Munich	1,001-5,000	4,653	2,078
2	Ramboll Management Consulting	Berlin	501-1,000	1,200	290
3	PD	Berlin	1,001-5,000	699	5
4	Particip Gmbh	Freiburg	51-200	385	51
5	Adelphi	Berlin	201-500	270	148
6	Zetcon Ingenieure Gmbh	Berlin	501-1,000	267	101
7	Dorsch Impact Gmbh	Kronberg Im Taunus	51-200	199	57
8	Gopa Infra	Bad Homburg	51-200	190	37
9	Energielenker Gruppe	Greven	201-500	149	83
10	IPC	Frankfurt	51-200	138	65
11	OTC Flow	Frankfurt Am Main	51-200	124	73
12	Unique Land USE Gmbh	Freiburg	51-200	99	57
13	Avencore	Heidelberg	51-200	96	71
14	Alfa Energy An Edison Energy Company	n/a	201-500	89	50
15	Enlite Management & Engineering Gmbh	Heppenheim	51-200	89	50
16	Ttsp HWP Planungsgesellschaft MBH	Frankfurt Am Main	51-200	81	11
17	Mailänder Consult Gmbh	Karlsruhe	201-500	79	55
18	TILIA	Berlin	51-200	78	38
19	First Climate	Bad Vilbel	51-200	77	40
20	Tauw Deutschland	Munchen	51-200	76	37
21	B.A.U.M. Consult Gmbh	Hamburg	51-200	70	41
22	Intep Integrale Planung Gmbh	Berlin	51-200	65	35
23	SCC Scientific Consulting Company, Part Of Ramboll	Bad Kreuznach	n/a	63	40
24	ARQUM	Stuttgart	51-200	59	34
25	BFE Institut FÜR Energie UND Umwelt Gmbh	Mannheim	51-200	57	36

Showing 25 of 691 climate change consulting firms based in Germany

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Climate change consulting firms based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 109 HQs

413Contacts with mobile numbers

26Emails re-verified in last 30 days

Companies by employee count

1-10

440

11-50

181

51-200

201-500

501-1,000

1,001-5,000

10001+

Climate change consulting firms by metro

Metro	Companies
Climate change consulting firms in Berlin	109
Climate change consulting firms in Hamburg	52
Climate change consulting firms in Munich	28
Climate change consulting firms in Munchen	22
Climate change consulting firms in Dusseldorf	18
Climate change consulting firms in Stuttgart	16
Climate change consulting firms in Cologne	12

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “climate change consulting firms”, with match quality audited by blind human judging, and headquartered in Germany.
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: Contact records re-verify on a rolling cadence; 26 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many climate change consulting firms are there based in Germany?

There are 691 climate change consulting firms headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

Roland Berger, headquartered in Munich, tops this list with the largest team on record.

Which city has the most climate change consulting firms?

Berlin leads with 109 headquartered companies, followed by Hamburg (52) and Munich (28).

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 4,983 verified decision-maker contacts tracked across these 691 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.