Company lists · Data verified August 2026

Top 25 Environmental consultancy firms based in Luxembourg

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 48 companies tracked

There are 48 environmental consultancy firms headquartered in Luxembourg (RevenueBase, August 2026). RevenueBase tracks 844 professional contacts across them, including 421 with verified work emails and 7 with mobile numbers. Luxembourg is the largest hub.

This list covers environmental consultancy firms headquartered in Luxembourg, 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.

48Companies

844Contacts tracked

421Verified emails

7Mobile numbers

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The 25 largest environmental consultancy firms based in Luxembourg

Ranked by team size

Top 25 of 48 environmental consultancy firms based in Luxembourg, 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	Tr-Engineering	Luxembourg	51-200	102	56
2	Betic Ingénieurs-Conseils, Part Of Sweco	Steinheim	51-200	84	58
3	Inca Ingénieurs Conseils Associés S.À R.L	Esch-Sur-Alzette	51-200	82	56
4	Goblet Lavandier & Associés S.A	n/a	51-200	71	60
5	Best Ingénieurs-Conseils	Senningerberg	51-200	60	36
6	SIX Consulting & Engineering SA	n/a	51-200	56	38
7	Intraco Consulting	Weiswampach	11-50	35	20
8	Jean Schmit Engineering	Luxembourg	51-200	30	19
9	Energie ET Environnement S.A	Luxembourg	11-50	23	17
10	SML Ingénieurs Conseils	Weiswampach Diekirch	11-50	18	3
11	Zeyen Baumann	Bereldange	11-50	14	13
12	E3consult	Mertert	11-50	14	11
13	Kneip Geocad	Luxembourg	11-50	12	5
14	Entec Ingénieurs-Conseils	Petange	11-50	10	9
15	Eneco Ingénieurs-Conseils S.A	Contern	11-50	8	1
16	SÉQ	n/a	1-10	6	3
17	Ciex Sàrl	n/a	11-50	5	3
18	Ëmweltberodung Lëtzebuerg EBL	Luxembourg	1-10	4	4
19	ECO Novis S.À R.L. Ingénieurs-Conseils	Contern	1-10	3	2
20	Sensbox SIS	Luxembourg	1-10	3	2
21	Studio Maestrale	Luxembourg	1-10	3	1
22	Ides Sàrl	Steinfort	1-10	3	1
23	Géoconseils	Luxembourg	11-50	1	1
24	biota.lu	Hostert Hostert	1-10	1	1
25	Everard Consulting & Communication	Wahlhausen	1-10	1	1

Showing 25 of 48 environmental consultancy firms based in Luxembourg

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Environmental consultancy firms based in Luxembourg at a glance

As of Aug 28, 2026

11-50Median size (employees)

LuxembourgLargest hub · 21 HQs

7Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Environmental consultancy firms by metro

Metro	Companies
Environmental consultancy firms in Luxembourg	21
Environmental consultancy firms in Contern	4
Environmental consultancy firms in Niederpallen Luxembourg	1
Environmental consultancy firms in Hostert Hostert	1
Environmental consultancy firms in Steinfort	1
Environmental consultancy firms in Petange	1
Environmental consultancy firms in Differdange	1

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 Luxembourg.
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 Luxembourg?

There are 48 environmental consultancy firms headquartered in Luxembourg as of August 2026 (RevenueBase).

What is the largest company on this list?

Tr-Engineering, headquartered in Luxembourg, tops this list with the largest team on record.

Which city has the most environmental consultancy firms?

Luxembourg leads with 21 headquartered companies, followed by Contern (4) and Niederpallen Luxembourg (1).

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 421 verified decision-maker contacts tracked across these 48 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.