Company lists · Data refreshed September 2026

Top 25 Environmental monitoring services based in Belgium

Name: Environmental monitoring services based in Belgium
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 46 companies tracked

RevenueBase identified 46 company matches for environmental monitoring services associated with Belgium as of September 2026 and tracks 636 professional contacts across them, including 356 with verified work emails. Brussels is the largest hub.

This list covers company matches for environmental monitoring services associated with Belgium, 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 19, 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 19, 2026 How this list was built

46Companies

636Contacts tracked

356Verified emails

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The 25 largest environmental monitoring services based in Belgium

Ranked by team size

Top 25 of 46 company matches for environmental monitoring services based in Belgium, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	ISSEP	Exact match	Liege, BelgiumHQ recorded Sep 19, 2026	201-500	213 contacts →
	Exact match “L’Institut Scientifique de Service Public mesure, collecte, met à disposition des données et développe des connaissances pour un environnement sain et sûr.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Trevi NV	Exact match	Gentbrugge, BelgiumHQ recorded Sep 19, 2026	51-200	101 contacts →
	Exact match “Trevi Environmental Solutions is a Belgian environmental technology company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Tauw Belgium	Exact match	Leuven (wijgmaal), BelgiumHQ recorded Sep 19, 2026	51-200	80 contacts →
	Exact match “We shape a vital living environment.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Abo-Group Environment	Exact match	Ghent, BelgiumHQ recorded Sep 19, 2026	501-1,000	66 contacts →
	Exact match “ABO-Group Environment has developed into a cluster of integrated environmental companies specialized in testing and engineering in various sectors such as soil, environment…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	PMT Benelux	Exact match	Kampenhout, BelgiumHQ recorded Sep 19, 2026	11-50	18 contacts →
	Exact match “PMT Benelux, located in Kampenhout (Belgium) and Oss (Netherlands), is dedicated to sales, installation, validation, calibration and after sales service of particle counters, TOC…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Milvus Consulting NV	Exact match	Ghent, BelgiumHQ recorded Sep 19, 2026	11-50	17 contacts →
	Exact match “Since the successful merge of OLFASCAN and ECOSCAN, MILVUS consulting has grown into a multidisciplinary firm offering independent, science-driven environmental advice.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Artion	Exact match	Aalter, BelgiumHQ recorded Sep 19, 2026	11-50	11 contacts →
	Exact match “Artion ensures that your company complies with all legally required environmental inspections and guarantees correct implementation and follow-up by our carefully selected experts.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	Eurofins Environment Belgium	Exact match	Nazareth, BelgiumHQ recorded Sep 19, 2026	201-500	10 contacts →
	Exact match “Eurofins Environment Belgium bestaat uit een groep geaccrediteerde en erkende laboratoria waar chemische, fysische en biologische monsternames en analyses voor het milieu worden…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Gcm-A	Exact match	Lier, BelgiumHQ recorded Sep 19, 2026	1-10	9 contacts →
	Exact match “BODEMONDERZOEKEN * Oriënterend bodemonderzoek * Beschrijvend bodemonderzoek * Saneringsprojecten * Begeleiding bij saneringen * Grondverzet * Historisch onderzoek * Verkennend…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Thimad	Exact match	Geel, BelgiumHQ recorded Sep 19, 2026	1-10	7 contacts →
	Exact match “Sinds 1995 biedt Thimad BVBA (acroniem van THuis In Milieu-ADvies) ‘milieudiensten’ aan op maat van bedrijven.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	airscan.org	Exact match	Brussels, BelgiumHQ recorded Sep 19, 2026	11-50	7 contacts →
	Exact match “Airscan delivers actionable services across buildings and cities to protect health and drive sustainability- Indoor air quality assessments: short-term diagnostics, source…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Wascos Sprl	Exact match	Ecaussinnes, BelgiumHQ recorded Sep 19, 2026	1-10	7 contacts →
	Exact match “Wascos has been offering high quality services of consulting engineering for 20 years.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Gefotech SRL	Exact match	Ciney, BelgiumHQ recorded Sep 19, 2026	1-10	6 contacts →
	Exact match “Depuis 20 ans, Gefotech fournit des services divers pour les secteurs de l'environnement et de la construction.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Asasense	Exact match	Zoersel, BelgiumHQ recorded Sep 19, 2026	11-50	6 contacts →
	Exact match “Once you understand noise, you can hear what your environment tells you and adapt your surroundings accordingly.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	SBS Environnement Sprl	Exact match	Chaudfontaine, BelgiumHQ recorded Sep 19, 2026	1-10	6 contacts →
	Exact match “Votre partenaire dans la gestion de votre environnement SBS Environnement : plus qu'un bureau d'études, LE partenaire dans la gestion de votre environnement.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	METIZ	Exact match	Rijkevorsel, BelgiumHQ recorded Sep 19, 2026	1-10	5 contacts →
	Exact match “METIZ zorgt dat gebouwen terug presteren zoals het zou moeten: Wij zorgen voor een gezond binnenklimaat, een goed comfort en houden het energieverbruik onder controle.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	IPECO	Exact match	Namur, BelgiumHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match “Environmental projects management for companies” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Insightair	Exact match	Geel, BelgiumHQ recorded Sep 19, 2026	1-10	3 contacts →
	Exact match “The mission of InsightAir is to improve the quality of life indoors.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Santerra NV	Exact match	Boortmeerbeek, BelgiumHQ recorded Sep 19, 2026	1-10	3 contacts →
	Exact match “Grondverontreinigingen kunnen, net als de terreinen, van allerlei aard zijn.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Qweriu	Exact match	Sint-andries (brugge), BelgiumHQ recorded Sep 19, 2026	11-50	2 contacts →
	Exact match “At Qweriu, we elevate air quality management through our cutting-edge, real-time monitoring solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Sm&c	Exact match	Haacht, BelgiumHQ recorded Sep 19, 2026	1-10	2 contacts →
	Exact match “SM & C offers environmental and property assessment services.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	Cotebo BV	Exact match	St-gillis-waas, BelgiumHQ recorded Sep 19, 2026	1-10	2 contacts →
	Exact match “Cotebo bvba is een bedrijf actief in inspecties en advies omtrent Veiligheid & Milieu.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	Recosol Bureau D'étude Spécialisé EN Environnement	Exact match	Brussels, BelgiumHQ recorded Sep 19, 2026	1-10	2 contacts →
	Exact match “RECOsol est un bureau d'étude spécialisé dans les problématiques environnementales telles que les pollutions de sol et de l'eau souterraine, les tests d'infiltration, la gestion…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	IBEVE	Exact match	Leuven, BelgiumHQ recorded Sep 19, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Evimilieuadvies	Exact match	Oudenaarde, BelgiumHQ recorded Sep 19, 2026	1-10	1 contacts →
	Exact match “Opmaak van omgevingsvergunningsaanvragen, project-m.e.r-screening.” Recorded in the RevenueBase company graph · Sep 19, 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 “environmental monitoring services”. 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 46 environmental monitoring services based in Belgium

See the full list, filter by size, metro and specialty, and access 356 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental monitoring services based in Belgium at a glance

As of Sep 19, 2026

56.0%Verified-email coverage

13.8Average contacts per company

1-10Median size (employees)

4.3%Largest-city concentration · Brussels

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured worldwide rather than for Belgium, so it is reported there. Company counts and contact totals on this page are exact for Belgium, over 46 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 Belgium whose business descriptions match “environmental monitoring services” 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 356 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 19, 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 “environmental monitoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental monitoring services are there based in Belgium?

RevenueBase identified 46 company matches for environmental monitoring services associated with Belgium 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?

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

Which city has the most environmental monitoring services?

Brussels leads with 2 company records, followed by Ghent (2) and Liege (2).

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 356 professional contacts with verified work emails tracked across these 46 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 19, 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.