Company lists · Data verified August 2026

Top 25 Environmental consultancy firms based in Germany

Name: Environmental consultancy firms based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 828 companies tracked

There are 828 environmental consultancy firms headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 9,476 professional contacts across them, including 3,202 with verified work emails and 131 with mobile numbers. Berlin is the largest hub.

This list covers environmental consultancy 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.

828Companies

9,476Contacts tracked

3,202Verified emails

131Mobile numbers

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The 25 largest environmental consultancy firms based in Germany

Ranked by team size

Top 25 of 828 environmental consultancy 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	Fichtner	Stuttgart	1,001-5,000	1,281	424
2	Grontmij Group	Bremen	10001+	875	2
3	CSD Engineers	Berlin	1,001-5,000	654	315
4	GKW Consult	Mannheim	201-500	288	83
5	Adelphi	Berlin	201-500	270	148
6	HPC AG	Harburg Schwaben	501-1,000	257	153
7	Lindschulte	Oldenburg	501-1,000	173	76
8	Björnsen Beratende Ingenieure	Koblenz	201-500	108	64
9	ECO Consult Gmbh & Co. KG	Oberaula	51-200	88	41
10	Mull UND Partner Ingenieurgesellschaft MBH	Hamburg	201-500	83	3
11	Mailänder Consult Gmbh	Karlsruhe	201-500	79	55
12	Tauw Deutschland	Munchen	51-200	76	37
13	Baurconsult Architekten Ingenieure	Teltow	201-500	73	35
14	B.A.U.M. Consult Gmbh	Hamburg	51-200	70	41
15	TNL Umwelt	Hungen	51-200	64	44
16	SCC Scientific Consulting Company, Part Of Ramboll	Bad Kreuznach	n/a	63	40
17	Sehlhoff Gmbh	Vilsbiburg	201-500	62	19
18	Response	Berlin	51-200	51	34
19	Lindschulte Baden-Baden	n/a	51-200	49	27
20	Geo-Net Umweltconsulting Gmbh	Hannover	51-200	47	34
21	Bioconsult SH	Husum	51-200	46	26
22	NPS Bauprojektmanagement Gmbh	Ulm	51-200	46	24
23	Futurecamp Climate Gmbh	Munchen	51-200	45	25
24	M&p Group	Bad Wiessee	501-1,000	44	18
25	IGB Ingenieurgesellschaften	Kiel	51-200	38	25

Showing 25 of 828 environmental consultancy firms based in Germany

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Environmental consultancy firms based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 69 HQs

131Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

422

11-50

263

51-200

201-500

501-1,000

1,001-5,000

10001+

Environmental consultancy firms by metro

Metro	Companies
Environmental consultancy firms in Berlin	69
Environmental consultancy firms in Hamburg	30
Environmental consultancy firms in Munchen	18
Environmental consultancy firms in Stuttgart	17
Environmental consultancy firms in Dusseldorf	13
Environmental consultancy firms in Aachen	12
Environmental consultancy firms in Dresden	11

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 “environmental consultancy 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; 0 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 environmental consultancy firms are there based in Germany?

There are 828 environmental consultancy firms headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

Fichtner, headquartered in Stuttgart, tops this list with the largest team on record.

Which city has the most environmental consultancy firms?

Berlin leads with 69 headquartered companies, followed by Hamburg (30) and Munchen (18).

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 3,202 verified decision-maker contacts tracked across these 828 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.