Company lists · Data refreshed September 2026
Top 25 Water quality testing and monitoring services based in the Netherlands
RevenueBase identified 45 company matches for water quality testing and monitoring services associated with the Netherlands as of September 2026 and tracks 1,232 professional contacts across them, including 411 with verified work emails. Deventer is the largest hub.
This list covers company matches for water quality testing and monitoring services associated with the Netherlands, 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 22, 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.
The 25 largest water quality testing and monitoring services based in the Netherlands
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 200 contacts → | ||||
Exact match “AQUON is de ideale partner voor watergerelateerd onderzoek.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 102 contacts → | ||||
Exact match “Het Waterlaboratorium is een zelfstandig opererend semipubliek bedrijf met drie sterke aandeelhouders: Dunea Duin en Water, PWN Waterleidingbedrijf Noord-Holland en Waternet…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 101 contacts → | ||||
Exact match “WLN is een onafhankelijk partner in onderzoek en advies voor drink, industrie- en afvalwater.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 69 contacts → | ||||
Exact match “C mark is leading in research and consulting in the fields of water safety and water quality.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 59 contacts → | ||||
Exact match “Wij zijn één van de vijf waterschapslaboratoria in Nederland en een stichting zonder winstoogmerk.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 25 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 23 contacts → | ||||
Exact match “SEAL Analytical is a global manufacturer of environmental testing equipment primarily for the water quality industry and other environmental and industrial applications.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 21 contacts → | ||||
Exact match “Munisense: for real-time insight into the living environment * High-quality data for water management in a changing climate * Insight into noise in the living environment; from…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 19 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match “OUR MISSION Utilizing advanced technology and data to provide actionable insights for better decision-making in water quality management.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 12 contacts → | ||||
Exact match “Waterkwaliteit nemen wij bij Hach heel serieus.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “Welcome to SEEF!” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 8 contacts → | ||||
Exact match “We are an innovative and fast growing biotech company with a line of water quality analysers.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “Using Dutch optical measurement technology to help improve worldwide water quality At Water Insight, our mission is: To provide water quality information products and services…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match “Qsenz is een jong en dynamisch bedrijf gespecialiseerd in het leveren, installeren en onderhouden van water- en gas analyse apparatuur.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “Kwalitatief, betrouwbaar inzicht in waterkwaliteit.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “AQURAAT is gespecialiseerd in waterkwaliteit.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “Cytometa, the brand-independent platform for drinking water quality monitoring.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Aquasurvey is een onafhankelijk advies en -onderzoeksbureau, gespecialiseerd in het meten, bemonsteren en analyseren van afvalwaterstromen.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Een onafhankelijk technisch bureau en gespecialiseerd in water.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “Wij onderzoeken drinkwater- en proceswaterinstallaties op aanwezige risico`s welke de kwaliteit van het water kunnen beïnvloeden.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Mijn naam is Bart Reeze en ik ben op 1 maart 2014 gestart als zelfstandig ondernemer.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Compas H2O is gespecialiseerd in het uitvoeren van lood-in-drinkwateronderzoek.” Recorded in the RevenueBase company graph · Sep 22, 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 “water quality testing and 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 45 water quality testing and monitoring services based in the Netherlands
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Water quality testing and monitoring services based in the Netherlands at a glance
As of Sep 22, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 45 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 the Netherlands whose business descriptions match “water quality testing and 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 411 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 22, 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 “water quality testing and monitoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many water quality testing and monitoring services are there based in the Netherlands?
RevenueBase identified 45 company matches for water quality testing and monitoring services associated with the Netherlands 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?
Aquon Organisatie Voor Wateronderzoek EN Advies tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most water quality testing and monitoring services?
Deventer leads with 2 company records, followed by Ede (2) and Waalwijk (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 411 professional contacts with verified work emails tracked across these 45 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 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 45 water quality testing and monitoring services based in the Netherlands. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
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Company intelligence · public preview
Top 25 water quality testing and monitoring services based in the Netherlands
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 45 matching company records for water quality testing and monitoring services based in the Netherlands, with 1,232 tracked contacts and 411 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 water quality testing and monitoring services based in the Netherlands
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Houten, NetherlandsReported employees: 51-200 | Houten, Netherlands | 51-200 | Exact match | 200 contacts → |
“AQUON is de ideale partner voor watergerelateerd onderzoek.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HET Waterlaboratoriumhetwaterlaboratorium.nl HQ: Haarlem, NetherlandsReported employees: 51-200 | Haarlem, Netherlands | 51-200 | Exact match | 102 contacts → |
“Het Waterlaboratorium is een zelfstandig opererend semipubliek bedrijf met drie sterke aandeelhouders: Dunea Duin en Water, PWN Waterleidingbedrijf Noord-Holland en Waternet…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  WLNwln.nlHQ: Glimmen, NetherlandsReported employees: 51-200 | Glimmen, Netherlands | 51-200 | Exact match | 101 contacts → |
“WLN is een onafhankelijk partner in onderzoek en advies voor drink, industrie- en afvalwater.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | C-Mark Consultantsc-mark.nl HQ: Deventer, NetherlandsReported employees: 51-200 | Deventer, Netherlands | 51-200 | Exact match | 69 contacts → |
“C mark is leading in research and consulting in the fields of water safety and water quality.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Stichting Waterproefwaterproef.nl HQ: Edam, NetherlandsReported employees: 51-200 | Edam, Netherlands | 51-200 | Exact match | 59 contacts → |
“Wij zijn één van de vijf waterschapslaboratoria in Nederland en een stichting zonder winstoogmerk.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Immolab B.Vimmolab.nl HQ: Krimpen Aan Den Ijssel, NetherlandsReported employees: 51-200 | Krimpen Aan Den Ijssel, Netherlands | 51-200 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 |  Seal Analytical Netherlandsseal-analytical.comHQ: Rijen, NetherlandsReported employees: 11-50 | Rijen, Netherlands | 11-50 | Exact match | 23 contacts → |
“SEAL Analytical is a global manufacturer of environmental testing equipment primarily for the water quality industry and other environmental and industrial applications.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Munisensemunisense.nlHQ: Leiderdorp, NetherlandsReported employees: 11-50 | Leiderdorp, Netherlands | 11-50 | Exact match | 21 contacts → |
“Munisense: for real-time insight into the living environment * High-quality data for water management in a changing climate * Insight into noise in the living environment; from…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Omegam-Water B.Vomegam-water.nl HQ: Wognum, NetherlandsReported employees: 11-50 | Wognum, Netherlands | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 |  Holland Sensorhollandsensor.comHQ: Driebergen-rijsenburg, NetherlandsReported employees: 11-50 | Driebergen-rijsenburg, Netherlands | 11-50 | Exact match | 12 contacts → |
“OUR MISSION Utilizing advanced technology and data to provide actionable insights for better decision-making in water quality management.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Hach Beneluxnl.hach.com HQ: Tiel, NetherlandsReported employees: 11-50 | Tiel, Netherlands | 11-50 | Exact match | 12 contacts → |
“Waterkwaliteit nemen wij bij Hach heel serieus.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Seef B.Vseefbv.com HQ: Ulvenhout, NetherlandsReported employees: 1-10 | Ulvenhout, Netherlands | 1-10 | Exact match | 10 contacts → |
“Welcome to SEEF!” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Microlan BVmicrolan.nlHQ: Waalwijk, NetherlandsReported employees: 1-10 | Waalwijk, Netherlands | 1-10 | Exact match | 8 contacts → |
“We are an innovative and fast growing biotech company with a line of water quality analysers.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Water Insightwaterinsight.nl HQ: Ede, NetherlandsReported employees: 1-10 | Ede, Netherlands | 1-10 | Exact match | 6 contacts → |
“Using Dutch optical measurement technology to help improve worldwide water quality At Water Insight, our mission is: To provide water quality information products and services…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | QSENZqsenz.nl HQ: Den Burg, NetherlandsReported employees: 1-10 | Den Burg, Netherlands | 1-10 | Exact match | 5 contacts → |
“Qsenz is een jong en dynamisch bedrijf gespecialiseerd in het leveren, installeren en onderhouden van water- en gas analyse apparatuur.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Optisensedataoptisensedata.nl HQ: Waalwijk, NetherlandsReported employees: 1-10 | Waalwijk, Netherlands | 1-10 | Exact match | 4 contacts → |
“Kwalitatief, betrouwbaar inzicht in waterkwaliteit.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Aquraat BVaquraat.nl HQ: Asperen, NetherlandsReported employees: 1-10 | Asperen, Netherlands | 1-10 | Exact match | 3 contacts → |
“AQURAAT is gespecialiseerd in waterkwaliteit.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Cytometacytometa.com HQ: Ede, NetherlandsReported employees: 1-10 | Ede, Netherlands | 1-10 | Exact match | 2 contacts → |
“Cytometa, the brand-independent platform for drinking water quality monitoring.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Aquasurvey B.Vaquasurvey.nl HQ: Oss, NetherlandsReported employees: 1-10 | Oss, Netherlands | 1-10 | Exact match | 2 contacts → |
“Aquasurvey is een onafhankelijk advies en -onderzoeksbureau, gespecialiseerd in het meten, bemonsteren en analyseren van afvalwaterstromen.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Hydroscope B.Vhydroscope.nlHQ: Breda, NetherlandsReported employees: 11-50 | Breda, Netherlands | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Hydrosource B.Vhydrosource.nl HQ: Gees, NetherlandsReported employees: 1-10 | Gees, Netherlands | 1-10 | Exact match | 2 contacts → |
“Een onafhankelijk technisch bureau en gespecialiseerd in water.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | marino.nlmarino.nl HQ: Alphen Aan Den Rijn, NetherlandsReported employees: 11-50 | Alphen Aan Den Rijn, Netherlands | 11-50 | Exact match | 1 contacts → |
“Wij onderzoeken drinkwater- en proceswaterinstallaties op aanwezige risico`s welke de kwaliteit van het water kunnen beïnvloeden.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Ecofideecofide.nlHQ: Weesp, NetherlandsReported employees: 1-10 | Weesp, Netherlands | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Bart Reeze Water & Ecologiewaterecologie.nl HQ: Harderwijk, NetherlandsReported employees: 1-10 | Harderwijk, Netherlands | 1-10 | Exact match | 1 contacts → |
“Mijn naam is Bart Reeze en ik ben op 1 maart 2014 gestart als zelfstandig ondernemer.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Compas H2ocompas-h2o.nl HQ: De Meern, NetherlandsReported employees: 1-10 | De Meern, Netherlands | 1-10 | Exact match | 1 contacts → |
“Compas H2O is gespecialiseerd in het uitvoeren van lood-in-drinkwateronderzoek.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 45 company matches
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Water quality testing and monitoring services: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 45 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for water quality testing and monitoring services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many water quality testing and monitoring services did RevenueBase find based in the Netherlands?
The saved snapshot records 45 matching company records, 1,232 tracked contacts and 411 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Water quality testing and monitoring services by geography
- Water quality testing and monitoring services based in Australia
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- Water quality testing and monitoring services based in Canada
- Water quality testing and monitoring services based in Colombia
- Water quality testing and monitoring services based in France
- Water quality testing and monitoring services based in Germany
- Water quality testing and monitoring services based in India
- Water quality testing and monitoring services based in Italy
- Water quality testing and monitoring services based in Spain
- Water quality testing and monitoring services based in the United Kingdom
- Water quality testing and monitoring services based in the United States
Cite this list
RevenueBase Data Team. Top 25 water quality testing and monitoring services based in the Netherlands. Snapshot: September 22, 2026. https://revenuebase.ai/companies/water-quality-testing-and-monitoring-services/netherlands.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Water quality testing and monitoring services based in Australia
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Company intelligence · public preview
Top 25 water quality testing and monitoring services based in the Netherlands
RevenueBase records 45 matching company records for water quality testing and monitoring services based in the Netherlands, with 1,232 tracked contacts and 411 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 22, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 water quality testing and monitoring services based in the Netherlands
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Houten, NetherlandsReported employees: 51-200 | Houten, Netherlands | 51-200 | Exact match | 200 contacts → |
“AQUON is de ideale partner voor watergerelateerd onderzoek.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HET Waterlaboratoriumhetwaterlaboratorium.nl HQ: Haarlem, NetherlandsReported employees: 51-200 | Haarlem, Netherlands | 51-200 | Exact match | 102 contacts → |
“Het Waterlaboratorium is een zelfstandig opererend semipubliek bedrijf met drie sterke aandeelhouders: Dunea Duin en Water, PWN Waterleidingbedrijf Noord-Holland en Waternet…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | WLNwln.nl HQ: Glimmen, NetherlandsReported employees: 51-200 | Glimmen, Netherlands | 51-200 | Exact match | 101 contacts → |
“WLN is een onafhankelijk partner in onderzoek en advies voor drink, industrie- en afvalwater.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | C-Mark Consultantsc-mark.nl HQ: Deventer, NetherlandsReported employees: 51-200 | Deventer, Netherlands | 51-200 | Exact match | 69 contacts → |
“C mark is leading in research and consulting in the fields of water safety and water quality.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Stichting Waterproefwaterproef.nl HQ: Edam, NetherlandsReported employees: 51-200 | Edam, Netherlands | 51-200 | Exact match | 59 contacts → |
“Wij zijn één van de vijf waterschapslaboratoria in Nederland en een stichting zonder winstoogmerk.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Immolab B.Vimmolab.nl HQ: Krimpen Aan Den Ijssel, NetherlandsReported employees: 51-200 | Krimpen Aan Den Ijssel, Netherlands | 51-200 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Seal Analytical Netherlandsseal-analytical.com HQ: Rijen, NetherlandsReported employees: 11-50 | Rijen, Netherlands | 11-50 | Exact match | 23 contacts → |
“SEAL Analytical is a global manufacturer of environmental testing equipment primarily for the water quality industry and other environmental and industrial applications.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Munisensemunisense.nl HQ: Leiderdorp, NetherlandsReported employees: 11-50 | Leiderdorp, Netherlands | 11-50 | Exact match | 21 contacts → |
“Munisense: for real-time insight into the living environment * High-quality data for water management in a changing climate * Insight into noise in the living environment; from…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Omegam-Water B.Vomegam-water.nl HQ: Wognum, NetherlandsReported employees: 11-50 | Wognum, Netherlands | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | Holland Sensorhollandsensor.com HQ: Driebergen-rijsenburg, NetherlandsReported employees: 11-50 | Driebergen-rijsenburg, Netherlands | 11-50 | Exact match | 12 contacts → |
“OUR MISSION Utilizing advanced technology and data to provide actionable insights for better decision-making in water quality management.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Hach Beneluxnl.hach.com HQ: Tiel, NetherlandsReported employees: 11-50 | Tiel, Netherlands | 11-50 | Exact match | 12 contacts → |
“Waterkwaliteit nemen wij bij Hach heel serieus.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Seef B.Vseefbv.com HQ: Ulvenhout, NetherlandsReported employees: 1-10 | Ulvenhout, Netherlands | 1-10 | Exact match | 10 contacts → |
“Welcome to SEEF!” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Microlan BVmicrolan.nl HQ: Waalwijk, NetherlandsReported employees: 1-10 | Waalwijk, Netherlands | 1-10 | Exact match | 8 contacts → |
“We are an innovative and fast growing biotech company with a line of water quality analysers.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Water Insightwaterinsight.nl HQ: Ede, NetherlandsReported employees: 1-10 | Ede, Netherlands | 1-10 | Exact match | 6 contacts → |
“Using Dutch optical measurement technology to help improve worldwide water quality At Water Insight, our mission is: To provide water quality information products and services…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | QSENZqsenz.nl HQ: Den Burg, NetherlandsReported employees: 1-10 | Den Burg, Netherlands | 1-10 | Exact match | 5 contacts → |
“Qsenz is een jong en dynamisch bedrijf gespecialiseerd in het leveren, installeren en onderhouden van water- en gas analyse apparatuur.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Optisensedataoptisensedata.nl HQ: Waalwijk, NetherlandsReported employees: 1-10 | Waalwijk, Netherlands | 1-10 | Exact match | 4 contacts → |
“Kwalitatief, betrouwbaar inzicht in waterkwaliteit.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Aquraat BVaquraat.nl HQ: Asperen, NetherlandsReported employees: 1-10 | Asperen, Netherlands | 1-10 | Exact match | 3 contacts → |
“AQURAAT is gespecialiseerd in waterkwaliteit.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Cytometacytometa.com HQ: Ede, NetherlandsReported employees: 1-10 | Ede, Netherlands | 1-10 | Exact match | 2 contacts → |
“Cytometa, the brand-independent platform for drinking water quality monitoring.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Aquasurvey B.Vaquasurvey.nl HQ: Oss, NetherlandsReported employees: 1-10 | Oss, Netherlands | 1-10 | Exact match | 2 contacts → |
“Aquasurvey is een onafhankelijk advies en -onderzoeksbureau, gespecialiseerd in het meten, bemonsteren en analyseren van afvalwaterstromen.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Hydroscope B.Vhydroscope.nl HQ: Breda, NetherlandsReported employees: 11-50 | Breda, Netherlands | 11-50 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Hydrosource B.Vhydrosource.nl HQ: Gees, NetherlandsReported employees: 1-10 | Gees, Netherlands | 1-10 | Exact match | 2 contacts → |
“Een onafhankelijk technisch bureau en gespecialiseerd in water.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | marino.nlmarino.nl HQ: Alphen Aan Den Rijn, NetherlandsReported employees: 11-50 | Alphen Aan Den Rijn, Netherlands | 11-50 | Exact match | 1 contacts → |
“Wij onderzoeken drinkwater- en proceswaterinstallaties op aanwezige risico`s welke de kwaliteit van het water kunnen beïnvloeden.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ecofideecofide.nl HQ: Weesp, NetherlandsReported employees: 1-10 | Weesp, Netherlands | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Bart Reeze Water & Ecologiewaterecologie.nl HQ: Harderwijk, NetherlandsReported employees: 1-10 | Harderwijk, Netherlands | 1-10 | Exact match | 1 contacts → |
“Mijn naam is Bart Reeze en ik ben op 1 maart 2014 gestart als zelfstandig ondernemer.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Compas H2ocompas-h2o.nl HQ: De Meern, NetherlandsReported employees: 1-10 | De Meern, Netherlands | 1-10 | Exact match | 1 contacts → |
“Compas H2O is gespecialiseerd in het uitvoeren van lood-in-drinkwateronderzoek.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 45 company matches
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Water quality testing and monitoring services: dataset insights
September 22, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
44 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 45 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 22, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for water quality testing and monitoring services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many water quality testing and monitoring services did RevenueBase find based in the Netherlands?
The saved snapshot records 45 matching company records, 1,232 tracked contacts and 411 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 22, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 water quality testing and monitoring services based in the Netherlands. Snapshot: September 22, 2026. https://revenuebase.ai/companies/water-quality-testing-and-monitoring-services/netherlands.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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