Company lists · Data refreshed November 2026

Top 25 Subsea environmental consultants based in the Netherlands

RevenueBase identified 220 company matches for subsea environmental consultants associated with the Netherlands as of November 2026 and tracks 4,114 professional contacts across them, including 1,488 with verified work emails. Rotterdam is the largest hub.

This list covers company matches for subsea environmental 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
220Companies
4,114Contacts tracked
1,488Verified emails
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The 25 largest subsea environmental consultants based in the Netherlands

Ranked by team size
Top 25 of 220 company matches for subsea environmental 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 matchDordrecht, NetherlandsHQ recorded Nov 6, 2026201-500447 contacts →

Exact match

“N-Sea is an end-to-end subsea services provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchApeldoorn, NetherlandsHQ recorded Nov 6, 202651-200196 contacts →

Exact match

“TCPM Ingenieurs & Adviseurs, strategisch partner voor de industrie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCulemborg, NetherlandsHQ recorded Nov 6, 202651-200146 contacts →

Exact match

“Independent, practical research, advice and consultancy for people and wildlife.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDen Helder, NetherlandsHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“Bluestream is now part of OEG's subsea service division.”

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 matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-200103 contacts →

Exact match

“Deep is an innovative survey company founded in and ever since headquartered in Amsterdam, The Netherlands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 202651-20088 contacts →

Exact match

“KCI Offshore Engineering has been providing design, engineering, and consultancy services to the offshore industry for over 40 years.”

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 matchWaardenburg, NetherlandsHQ recorded Nov 6, 202611-5070 contacts →

Exact match

“Blom Ecologie is een onafhankelijk ecologisch onderzoeks- en adviesbureau.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchNumansdorp, NetherlandsHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Seatools helps its clients in the dredging and offshore energy business achieve higher workability and higher operational efficiency, both key to lowering cost and environmental…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchVestigingen, NetherlandsHQ recorded Nov 6, 2026201-50054 contacts →

Exact match

“Econsultancy is een onafhankelijk ingenieursbureau dat in opdracht van overheden, het bedrijfsleven en particulieren projecten uitvoert op het gebied van bodem, water, infra…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWoerden, NetherlandsHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Versatec Energy, a Bureau Veritas company, is a global technical consultancy that serves the Oil & Gas, Energy, and Marine Industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRidderkerk, NetherlandsHQ recorded Nov 6, 202611-5041 contacts →

Exact match

“Welkom bij RSK Netherlands, onderdeel van de RSK Group PLC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUrk, NetherlandsHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Braveheart Marine is a premier provider of hydrographic survey, inshore, nearshore and offshore support, and crew tendering services.”

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 matchWageningen, NetherlandsHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Regelink Ecologie & Landschap is een onafhankelijk, landelijk werkend ecologisch advies- en onderzoekbureau, met decentraal gevestigde ecologische adviseurs die tevens als…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSchiedam, NetherlandsHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Enersea is a true offshore engineering specialist, offering consultancy, structural design services and production systems design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDordrecht, NetherlandsHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Saltwater provides tailor-made engineering solutions for the naval and offshore industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Offshore Independents is a leading offshore engineering and consultancy firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact 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
24Exact matchUrk, NetherlandsHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“GLOBAL COMMERCIAL DIVING, ROV, SUBSEA MARINE AND OFFSHORE CONSTRUCTION SERVICES DUC Marine Group offers services to the Offshore Construction, Renewables, Oil and Gas Construction…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGroningen, NetherlandsHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Geo Plus is specialised in hydrographic surveys in shallow water.”

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

Showing 25 of 220 subsea environmental consultants based in the Netherlands

See the full list, filter by size, metro and specialty, and access 1,488 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea environmental consultants based in the Netherlands at a glance

As of Nov 6, 2026
36.2%Verified-email coverage
18.7Average contacts per company
1-10Median size (employees)
8.6%Largest-city concentration · Rotterdam
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
131
11-50
68
51-200
18
201-500
3

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 220 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 “subsea environmental 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 1,488 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 “subsea environmental consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea environmental consultants are there based in the Netherlands?

RevenueBase identified 220 company matches for subsea environmental 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?

N-Sea Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most subsea environmental consultants?

Rotterdam leads with 19 company records, followed by Amsterdam (12) and The Hague (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 1,488 professional contacts with verified work emails tracked across these 220 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 220 subsea environmental consultants based in the Netherlands. Start with a free account, no credit card.

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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.