Company lists · Data refreshed November 2026
Top 20 Groundwater testing services based in the Netherlands
RevenueBase identified 40 company matches for groundwater testing services associated with the Netherlands as of November 2026 and tracks 694 professional contacts across them, including 163 with verified work emails. Ah is the largest hub.
This list covers company matches for groundwater testing 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 November 6, 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 20 largest groundwater testing services based in the Netherlands
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 62 contacts → | ||||
Exact match “Wij zijn één van de vijf waterschapslaboratoria in Nederland en een stichting zonder winstoogmerk.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 47 contacts → | ||||
Exact match “Technolab is de meest ervaren partner als het aankomt op zorgen voor een schone lucht, veilig water en goede materialen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 38 contacts → | ||||
Exact match “Tjaden is een gespecialiseerde, in binnen- en buitenland opererende aannemer op het gebied van bronbemaling, boringen, grondwatersystemen en waterbehandelingstechniek.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 19 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 17 contacts → | ||||
Exact match “Advies en uitvoering van: Asbestinventarisatie Asbest in grondonderzoek Bodemenergiemetingen Bodemonderzoek Bodemsanering Geohydrologisch advies Grondwaterzuivering Partijkeuring…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 15 contacts → | ||||
Exact match “Welcome to SEEF!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 14 contacts → | ||||
Exact match “Theo van Velzen Bij Theo van Velzen Grondboortechniek & Bronbemaling weten we van aanpakken.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 13 contacts → | ||||
Exact match “De core business van Texplor Benelux betreft complexe lekdetectie en permanente monitoring op het gebied van bouw, milieu en civiel en geofysische onderzoeken.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 11 contacts → | ||||
Exact match “Bent u betrokken bij een project waarbij werkzaamheden onder de grondwaterspiegel uitgevoerd moeten worden?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 6 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 6 contacts → | ||||
Exact match “Service en onderhoud WKO-systemen open en gesloten, wettelijke inspecties, monitoring, brandputten inspecties, capaciteittesten bronnen en tuinberegening.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “Wij zijn een onderneming gespecialiseerd in het boren van bronnen en het aanbrengen van bronbemalingen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 3 contacts → | ||||
Exact match “Specialisten in grondwatervraagstukken.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 3 contacts → | ||||
Exact match “AQURAAT is gespecialiseerd in waterkwaliteit.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “De duurzame partner voor Grondboringen & Bronbemaling.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “Al ruim dertig jaar staat Jansen Bronbemaling voor u klaar met bronbemalingssystemen, grondboren en vuilwaterpompen.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “Compas H2O is gespecialiseerd in het uitvoeren van lood-in-drinkwateronderzoek.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “Een onafhankelijk technisch bureau en gespecialiseerd in water.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “Met bijna een eeuw aan kennis en ervaring op het gebied van bronbemaling en geohydrologie zijn wij dé partner voor waterdichte oplossingen.” Recorded in the RevenueBase company graph · Nov 6, 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 “groundwater testing 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 20 of 40 groundwater testing services based in the Netherlands
See the full list, filter by size, metro and specialty, and access 163 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Groundwater testing services based in the Netherlands at a glance
As of Nov 6, 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 40 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 “groundwater testing 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 163 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 November 6, 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 “groundwater testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many groundwater testing services are there based in the Netherlands?
RevenueBase identified 40 company matches for groundwater testing services associated with the Netherlands as of November 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?
Stichting Waterproef tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most groundwater testing services?
Ah leads with 1 company records, followed by Ak (1) and Alkmaar (1).
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 163 professional contacts with verified work emails tracked across these 40 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 40 groundwater testing 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 20 groundwater testing 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 40 matching company records for groundwater testing services based in the Netherlands, with 694 tracked contacts and 163 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 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 20 groundwater testing 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 |  Stichting Waterproefwaterproef.nlHQ: Edam, NetherlandsReported employees: 51-200 | Edam, Netherlands | 51-200 | Exact match | 62 contacts → |
“Wij zijn één van de vijf waterschapslaboratoria in Nederland en een stichting zonder winstoogmerk.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Technolabtechnolab.nlHQ: Berkel En Rodenrijs, NetherlandsReported employees: 11-50 | Berkel En Rodenrijs, Netherlands | 11-50 | Exact match | 47 contacts → |
“Technolab is de meest ervaren partner als het aankomt op zorgen voor een schone lucht, veilig water en goede materialen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Tjaden B.Vtjaden.nlHQ: Zevenbergschen Hoek, NetherlandsReported employees: 51-200 | Zevenbergschen Hoek, Netherlands | 51-200 | Exact match | 38 contacts → |
“Tjaden is een gespecialiseerde, in binnen- en buitenland opererende aannemer op het gebied van bronbemaling, boringen, grondwatersystemen en waterbehandelingstechniek.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Abo-Geosonda Nederlandgeosonda.nlHQ: Alphen Aan Den Rijn, NetherlandsReported employees: 11-50 | Alphen Aan Den Rijn, Netherlands | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  PJ Milieu BVpjmilieu.nlHQ: Nijkerk, NetherlandsReported employees: 11-50 | Nijkerk, Netherlands | 11-50 | Exact match | 17 contacts → |
“Advies en uitvoering van: Asbestinventarisatie Asbest in grondonderzoek Bodemenergiemetingen Bodemonderzoek Bodemsanering Geohydrologisch advies Grondwaterzuivering Partijkeuring…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Seef B.Vseefbv.comHQ: Ulvenhout, NetherlandsReported employees: 1-10 | Ulvenhout, Netherlands | 1-10 | Exact match | 15 contacts → |
“Welcome to SEEF!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Theo VAN Velzen Grondboortechniek EN Bronbemalingtheovanvelzen.nlHQ: Alkmaar, NetherlandsReported employees: 51-200 | Alkmaar, Netherlands | 51-200 | Exact match | 14 contacts → |
“Theo van Velzen Bij Theo van Velzen Grondboortechniek & Bronbemaling weten we van aanpakken.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Texplor Beneluxtexplor.comHQ: Breda, NetherlandsReported employees: 11-50 | Breda, Netherlands | 11-50 | Exact match | 13 contacts → |
“De core business van Texplor Benelux betreft complexe lekdetectie en permanente monitoring op het gebied van bouw, milieu en civiel en geofysische onderzoeken.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Wolbers Watermanagementwolbers.comHQ: Coevorden, NetherlandsReported employees: 11-50 | Coevorden, Netherlands | 11-50 | Exact match | 11 contacts → |
“Bent u betrokken bij een project waarbij werkzaamheden onder de grondwaterspiegel uitgevoerd moeten worden?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  HMB B.Vhmbgroep.nlHQ: Maasbree, NetherlandsReported employees: 11-50 | Maasbree, Netherlands | 11-50 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 |  Duratherm Service B.Vduratherm.nlHQ: Elburg, NetherlandsReported employees: 11-50 | Elburg, Netherlands | 11-50 | Exact match | 6 contacts → |
“Service en onderhoud WKO-systemen open en gesloten, wettelijke inspecties, monitoring, brandputten inspecties, capaciteittesten bronnen en tuinberegening.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  DE VET Waterbeheer P.J. DE VET & Zonen Mill BVdevetwaterbeheer.nlHQ: Mill, NetherlandsReported employees: 11-50 | Mill, Netherlands | 11-50 | Exact match | 6 contacts → |
“Wij zijn een onderneming gespecialiseerd in het boren van bronnen en het aanbrengen van bronbemalingen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  CWG Ingenieurs B.Vcwgi.nlHQ: Haarlem, NetherlandsReported employees: 1-10 | Haarlem, Netherlands | 1-10 | Exact match | 3 contacts → |
“Specialisten in grondwatervraagstukken.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Aquraat BVaquraat.nlHQ: Asperen, NetherlandsReported employees: 1-10 | Asperen, Netherlands | 1-10 | Exact match | 3 contacts → |
“AQURAAT is gespecialiseerd in waterkwaliteit.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Aquasurvey B.Vaquasurvey.nlHQ: 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  VAN Grinsven Grondboringen EN Bronbemalingbemaling.comHQ: Wilbertoord, NetherlandsReported employees: 11-50 | Wilbertoord, Netherlands | 11-50 | Exact match | 2 contacts → |
“De duurzame partner voor Grondboringen & Bronbemaling.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Jansen Bronbemaling B.Vjansenbronbemaling.nlHQ: Rijkevoort, NetherlandsReported employees: 1-10 | Rijkevoort, Netherlands | 1-10 | Exact match | 2 contacts → |
“Al ruim dertig jaar staat Jansen Bronbemaling voor u klaar met bronbemalingssystemen, grondboren en vuilwaterpompen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Compas H2ocompas-h2o.nlHQ: 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Hydrosource B.Vhydrosource.nlHQ: Gees, NetherlandsReported employees: 1-10 | Gees, Netherlands | 1-10 | Exact match | 1 contacts → |
“Een onafhankelijk technisch bureau en gespecialiseerd in water.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Loots Grondwatertechnieklootsgwt.comHQ: Amsterdam, NetherlandsReported employees: 1-10 | Amsterdam, Netherlands | 1-10 | Exact match | 1 contacts → |
“Met bijna een eeuw aan kennis en ervaring op het gebied van bronbemaling en geohydrologie zijn wij dé partner voor waterdichte oplossingen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 20 of 40 company matches
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Groundwater testing services: dataset insights
November 6, 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
40 records in the displayed employee bands.
0 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 40 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: November 6, 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 groundwater testing 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 groundwater testing services did RevenueBase find based in the Netherlands?
The saved snapshot records 40 matching company records, 694 tracked contacts and 163 verified emails. The public preview displays 20 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: November 6, 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
Groundwater testing services by geography
- Groundwater testing services based in Australia
- Groundwater testing services based in Brazil
- Groundwater testing services based in Canada
- Groundwater testing services based in France
- Groundwater testing services based in Germany
- Groundwater testing services based in Italy
- Groundwater testing services based in South Africa
- Groundwater testing services based in Spain
- Groundwater testing services based in the United Kingdom
- Groundwater testing services based in the United States
Cite this list
RevenueBase Data Team. Top 20 groundwater testing services based in the Netherlands. Snapshot: November 6, 2026. https://revenuebase.ai/companies/groundwater-testing-services/netherlands.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Groundwater testing services based in Australia
- Groundwater testing services based in Brazil
- Groundwater testing services based in Canada
- Groundwater testing services based in France
- Groundwater testing services based in Germany
- Groundwater testing services based in Italy
Company intelligence · public preview
Top 20 groundwater testing services based in the Netherlands
RevenueBase records 40 matching company records for groundwater testing services based in the Netherlands, with 694 tracked contacts and 163 verified work emails.
This public preview shows 20 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 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 20 groundwater testing 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 | Stichting Waterproefwaterproef.nl HQ: Edam, NetherlandsReported employees: 51-200 | Edam, Netherlands | 51-200 | Exact match | 62 contacts → |
“Wij zijn één van de vijf waterschapslaboratoria in Nederland en een stichting zonder winstoogmerk.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Technolabtechnolab.nl HQ: Berkel En Rodenrijs, NetherlandsReported employees: 11-50 | Berkel En Rodenrijs, Netherlands | 11-50 | Exact match | 47 contacts → |
“Technolab is de meest ervaren partner als het aankomt op zorgen voor een schone lucht, veilig water en goede materialen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Tjaden B.Vtjaden.nl HQ: Zevenbergschen Hoek, NetherlandsReported employees: 51-200 | Zevenbergschen Hoek, Netherlands | 51-200 | Exact match | 38 contacts → |
“Tjaden is een gespecialiseerde, in binnen- en buitenland opererende aannemer op het gebied van bronbemaling, boringen, grondwatersystemen en waterbehandelingstechniek.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Abo-Geosonda Nederlandgeosonda.nl HQ: Alphen Aan Den Rijn, NetherlandsReported employees: 11-50 | Alphen Aan Den Rijn, Netherlands | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | PJ Milieu BVpjmilieu.nl HQ: Nijkerk, NetherlandsReported employees: 11-50 | Nijkerk, Netherlands | 11-50 | Exact match | 17 contacts → |
“Advies en uitvoering van: Asbestinventarisatie Asbest in grondonderzoek Bodemenergiemetingen Bodemonderzoek Bodemsanering Geohydrologisch advies Grondwaterzuivering Partijkeuring…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Seef B.Vseefbv.com HQ: Ulvenhout, NetherlandsReported employees: 1-10 | Ulvenhout, Netherlands | 1-10 | Exact match | 15 contacts → |
“Welcome to SEEF!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Theo VAN Velzen Grondboortechniek EN Bronbemalingtheovanvelzen.nl HQ: Alkmaar, NetherlandsReported employees: 51-200 | Alkmaar, Netherlands | 51-200 | Exact match | 14 contacts → |
“Theo van Velzen Bij Theo van Velzen Grondboortechniek & Bronbemaling weten we van aanpakken.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Texplor Beneluxtexplor.com HQ: Breda, NetherlandsReported employees: 11-50 | Breda, Netherlands | 11-50 | Exact match | 13 contacts → |
“De core business van Texplor Benelux betreft complexe lekdetectie en permanente monitoring op het gebied van bouw, milieu en civiel en geofysische onderzoeken.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Wolbers Watermanagementwolbers.com HQ: Coevorden, NetherlandsReported employees: 11-50 | Coevorden, Netherlands | 11-50 | Exact match | 11 contacts → |
“Bent u betrokken bij een project waarbij werkzaamheden onder de grondwaterspiegel uitgevoerd moeten worden?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HMB B.Vhmbgroep.nl HQ: Maasbree, NetherlandsReported employees: 11-50 | Maasbree, Netherlands | 11-50 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Duratherm Service B.Vduratherm.nl HQ: Elburg, NetherlandsReported employees: 11-50 | Elburg, Netherlands | 11-50 | Exact match | 6 contacts → |
“Service en onderhoud WKO-systemen open en gesloten, wettelijke inspecties, monitoring, brandputten inspecties, capaciteittesten bronnen en tuinberegening.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | DE VET Waterbeheer P.J. DE VET & Zonen Mill BVdevetwaterbeheer.nl HQ: Mill, NetherlandsReported employees: 11-50 | Mill, Netherlands | 11-50 | Exact match | 6 contacts → |
“Wij zijn een onderneming gespecialiseerd in het boren van bronnen en het aanbrengen van bronbemalingen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | CWG Ingenieurs B.Vcwgi.nl HQ: Haarlem, NetherlandsReported employees: 1-10 | Haarlem, Netherlands | 1-10 | Exact match | 3 contacts → |
“Specialisten in grondwatervraagstukken.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | VAN Grinsven Grondboringen EN Bronbemalingbemaling.com HQ: Wilbertoord, NetherlandsReported employees: 11-50 | Wilbertoord, Netherlands | 11-50 | Exact match | 2 contacts → |
“De duurzame partner voor Grondboringen & Bronbemaling.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Jansen Bronbemaling B.Vjansenbronbemaling.nl HQ: Rijkevoort, NetherlandsReported employees: 1-10 | Rijkevoort, Netherlands | 1-10 | Exact match | 2 contacts → |
“Al ruim dertig jaar staat Jansen Bronbemaling voor u klaar met bronbemalingssystemen, grondboren en vuilwaterpompen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Hydrosource B.Vhydrosource.nl HQ: Gees, NetherlandsReported employees: 1-10 | Gees, Netherlands | 1-10 | Exact match | 1 contacts → |
“Een onafhankelijk technisch bureau en gespecialiseerd in water.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Loots Grondwatertechnieklootsgwt.com HQ: Amsterdam, NetherlandsReported employees: 1-10 | Amsterdam, Netherlands | 1-10 | Exact match | 1 contacts → |
“Met bijna een eeuw aan kennis en ervaring op het gebied van bronbemaling en geohydrologie zijn wij dé partner voor waterdichte oplossingen.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 20 of 40 company matches
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Groundwater testing services: dataset insights
November 6, 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
40 records in the displayed employee bands.
0 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 40 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: November 6, 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 groundwater testing 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 groundwater testing services did RevenueBase find based in the Netherlands?
The saved snapshot records 40 matching company records, 694 tracked contacts and 163 verified emails. The public preview displays 20 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: November 6, 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 20 groundwater testing services based in the Netherlands. Snapshot: November 6, 2026. https://revenuebase.ai/companies/groundwater-testing-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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