Company lists · Data refreshed November 2026

Top 25 Hydrology consultants based in the Netherlands

RevenueBase identified 204 company matches for hydrology consultants associated with the Netherlands as of November 2026 and tracks 10,941 professional contacts across them, including 2,426 with verified work emails. Utrecht is the largest hub.

This list covers company matches for hydrology consultants 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
204Companies
10,941Contacts tracked
2,426Verified emails
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The 25 largest hydrology consultants based in the Netherlands

Ranked by team size
Top 25 of 204 company matches for hydrology consultants based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHeerenveen, NetherlandsHQ recorded Nov 6, 20261,001-5,0001,468 contacts →

Exact match

“Antea Group is het thuis van 1800 trotse ingenieurs en adviseurs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchVianen, NetherlandsHQ recorded Nov 6, 2026201-500227 contacts →

Exact match

“Wij zijn Nebest: een onafhankelijk ingenieurs-/adviesbureau, gespecialiseerd in inspectie, diepgaand technisch onderzoek en advies maar ook projectmanagement in de bouw, infra…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHouten, NetherlandsHQ recorded Nov 6, 202651-200206 contacts →

Exact match

“AQUON is de ideale partner voor watergerelateerd onderzoek.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSliedrecht, NetherlandsHQ recorded Nov 6, 202651-200164 contacts →

Exact match

“About the company: Van den Herik: hydraulic engineering in all its guises Van den Herik has been active in the field of hydraulic engineering since the 1940s.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchZoetermeer, NetherlandsHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“Praktisch, nuchter en deskundig.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGlimmen, NetherlandsHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“WLN is een onafhankelijk partner in onderzoek en advies voor drink, industrie- en afvalwater.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLelystad, NetherlandsHQ recorded Nov 6, 202651-20096 contacts →

Exact match

“HKV, de kennisondernemer voor water en veiligheid HKV levert, als onafhankelijk bureau, hoogwaardige onderzoek- en adviesdiensten op het gebied van water en veiligheid in binnen-…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOldenzaal, NetherlandsHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“Geofoxx is een succesvolle dienstverlener voor milieuvraagstukken met vestigingen in Gouda, Oldenzaal en Tilburg.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTolbert, NetherlandsHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Wiertsema & Partners is al ruim 46 jaar expert in het uitvoeren en leveren van geo- en milieutechnisch onderzoek, monitoring en advies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDeventer, NetherlandsHQ recorded Nov 6, 202651-20071 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchUtrecht, NetherlandsHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Nelen & Schuurmans is a water management consultancy & IT company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHoorn, NetherlandsHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“Advies in en om water Tijhuis Ingenieurs is een onafhankelijk advies- en ingenieursbureau.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAmersfoort, NetherlandsHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“HydroLogic pakt water- en klimaat-uitdagingen effectief aan door inzet van ervaren specialisten, modellen en ICT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSchagen, NetherlandsHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Prommenz is een jong, snelgroeiend advies- en ingenieursbureau uit de kop van Noord-Holland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchDrachten, NetherlandsHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Ingenieursbureau Boorsma is een advies- en ingenieursbureau dat opdrachten uitvoert binnen de branches “bouw en civiel” en “milieu en geologie”.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBreda, NetherlandsHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“Hydroscope is Nederlands grootste adviesbureau op het gebied van waterkwaliteit en -veiligheid binnen gebouwen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAlmelo, NetherlandsHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Een veilige omgeving om in te bouwen, wonen en werken.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHengelo, NetherlandsHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“SAMENWERKEN ZODAT HET WÉRKT Bijna 90 jaar ervaring in een modern jasje.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLelystad, NetherlandsHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“WaterProof BV is a specialized consultancy company for the marine sector focusing on both marine consultancy and marine services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“The Periplus Group is a consultancy organization providing specialized personnel and knowledge in the field of hydrography and related disciplines such as geology, geophysics…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchEverdingen, NetherlandsHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“BWZ Ingenieurs is eind 2007 opgericht en is een middelgroot bureau voor ingenieurs- en adviesdiensten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchVeghel, NetherlandsHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Every square meter is considered in the Netherlands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDordrecht, NetherlandsHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Verhoeve Nederland BV is specialized in solving soil & water problems for public and private clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHulst, NetherlandsHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Colsen B.V, is an international expert with 30+ years of expertise in the field of water, environment and sustainable energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBerkel En Rodenrijs, NetherlandsHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“De Aquanoom verleent als dynamisch en enthousiast adviesbureau diensten en creatieve oplossingen op het gebied van oppervlaktewater en oevers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 204 hydrology consultants based in the Netherlands

See the full list, filter by size, metro and specialty, and access 2,426 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydrology consultants based in the Netherlands at a glance

As of Nov 6, 2026
22.2%Verified-email coverage
53.6Average contacts per company
1-10Median size (employees)
4.9%Largest-city concentration · Utrecht
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
124
11-50
45
51-200
28
201-500
2
501-1,000
2
1,001-5,000
2
5,001-10,000
1

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 204 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 “hydrology consultants” 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 2,426 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 “hydrology consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydrology consultants are there based in the Netherlands?

RevenueBase identified 204 company matches for hydrology consultants 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?

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

Which city has the most hydrology consultants?

Utrecht leads with 10 company records, followed by Amsterdam (6) and Rotterdam (5).

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 2,426 professional contacts with verified work emails tracked across these 204 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.

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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.