Company lists · Data refreshed September 2026

Top 13 Marine resource consulting firms based in Belgium

RevenueBase identified 37 marine resource consulting firms headquartered in Belgium as of September 2026 and tracks 4,979 professional contacts across them, including 2,821 with verified work emails and 90 with mobile numbers. Antwerp is the largest hub.

This list covers marine resource consulting firms headquartered in Belgium, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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 HQ checked on every row Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
37Companies
4,979Contacts tracked
2,821Verified emails
90Mobile numbers
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The 13 largest marine resource consulting firms based in Belgium

Ranked by team size
Top 13 of 37 marine resource consulting firms based in Belgium, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names marine resource consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Deme GroupPartial evidence
Beveren-kruibeke-zwijndrecht, BelgiumHQ checked Sep 5, 20265,001-10,0004,395

“DEME (Euronext Brussels: DEME) is a leading contractor in the fields of offshore energy, dredging and marine infrastructure, and environmental remediation.”

Source: company website · checked Sep 5, 2026
2
GeoxyzPartial evidence
Zwevegem, BelgiumHQ checked Sep 5, 2026501-1,000374

“GEOxyz is an international maritime data company specialized in hydrographic, geophysical, geotechnical and topographical surveys, site investigations, renewable energy support…”

Source: company website · checked Sep 5, 2026
3
Disa InternationalIndirect evidence
Beerse, BelgiumHQ checked Sep 5, 202651-20080

“We are DISA International.”

Source: company website · checked Sep 5, 2026
4
Vanbreda MarinePartial evidence
Antwerpen, BelgiumHQ checked Sep 5, 202611-5015

“We are Vanbreda's Marine department, a team of risk consultants and marine insurance brokers.”

Source: company website · checked Sep 5, 2026
5
AdvistaIndirect evidence
Louvain-la-neuve, BelgiumHQ checked Sep 5, 20261-1013

“ADVISTA est un bureau d’études et de conseils en environnement et développement durable.”

Source: company website · checked Sep 5, 2026
6
BluetackPartial evidence
Beerse, BelgiumHQ checked Sep 5, 202611-5012

“BlueTack is a marine solutions provider, a salvage company that together with its key alliance partners provides Incident Management & Pollution Remediation services.”

Source: company website · checked Sep 5, 2026
7
SubmarIndirect evidence
Oostende, BelgiumHQ checked Sep 5, 20261-1011

“SUBMAR BVBA is specialized in carrying out professional diving work, high-tech cutting and underwater hull cleaning.”

Source: company website · checked Sep 5, 2026
8
Imcs AntwerpPartial evidence
Antwerp, BelgiumHQ checked Sep 5, 202611-509

“The IMCS Group of Companies, with 20 offices worldwide, aims to provide the international shipping and maritime industry with high quality surveys and services on a 24/7 basis.”

Source: company website · checked Sep 5, 2026
9
SBS Environnement SprlIndirect evidence
Chaudfontaine, BelgiumHQ checked Sep 5, 20261-106

“Votre partenaire dans la gestion de votre environnement SBS Environnement : plus qu'un bureau d'études, LE partenaire dans la gestion de votre environnement.”

Source: company website · checked Sep 5, 2026
10
kvds.bePartial evidence
Merksem, BelgiumHQ checked Sep 5, 20261-105

“We are dedicated and multi-disciplinary surveyors/experts in both marine and non-marine sectors.”

Source: company website · checked Sep 5, 2026
11
PortexpertisePartial evidence
Antwerp, BelgiumHQ checked Sep 5, 20261-104

“PortExpertise is a cluster of independent consultants, active in maritime, port & mobility.”

Source: company website · checked Sep 5, 2026
12
DB MarinePartial evidence
Antwerp, BelgiumHQ checked Sep 5, 20261-102

“With a combined experience of over 30+ years as marine surveyors, we are able to offer you a wide range of services with focus on a professional and timely response to your needs.”

Source: company website · checked Sep 5, 2026
13
Tomidi ConsultingStrong evidence
Bredene, BelgiumHQ checked Sep 5, 20261-101

“TOMIDI CONSULTING is a maritime company based out of Res.”

Source: company website · checked Sep 5, 2026

Showing 13 of 37 marine resource consulting firms based in Belgium

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Marine resource consulting firms based in Belgium at a glance

As of Sep 5, 2026
1-10Median size (employees)
AntwerpLargest hub · 7 HQs
90Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
29
11-50
4
51-200
1
201-500
1
501-1,000
1
5,001-10,000
1

Verified emails by last verification

0–30
2,641
31–60
178
61–90
0
90–180
0
180+
2

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among marine resource consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.

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
Companies headquartered in Belgium whose own description of what they do matches “marine resource consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among marine resource consulting firms, and records with no verified work email. Companies headquartered outside Belgium are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 2,821 across the full list. 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 5, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

How many marine resource consulting firms are there based in Belgium?

RevenueBase identified 37 marine resource consulting firms headquartered in Belgium as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Deme Group, headquartered in Beveren-Kruibeke-Zwijndrecht, tops this list with the largest team on record.

Which city has the most marine resource consulting firms?

Antwerp leads with 7 headquartered companies, followed by Antwerpen (2) and Anderlecht (1).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,821 verified decision-maker contacts tracked across these 37 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 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.