Company lists · Data refreshed September 2026
Top 25 Seabed mining contractors worldwide
RevenueBase identified 898 seabed mining contractors worldwide as of September 2026 and tracks 50,984 professional contacts across them, including 12,430 with verified work emails and 0 with mobile numbers. The United States is the largest market and Mumbai the largest hub.
This list covers seabed mining contractors worldwide, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026. Country and city lists for seabed mining contractors follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 seabed mining contractors worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,364 contacts → | ||||
Partial evidence “Van Oord is a leading international marine contractor focusing on dredging, infrastructure and offshore energy projects.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 3,366 contacts → | ||||
Indirect evidence “Boskalis is a leading global services provider operating in the dredging, maritime infrastructure and maritime services sectors.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 2,385 contacts → | ||||
Strong evidence “Starting as a heavy equipment rental service provider, PT Cipta Kridatama has now grown as one of Indonesia leading mining contractor companies.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,365 contacts → | ||||
Indirect evidence “NMDC Dredging & Marine was established in 1976 as a dredging division of Abu Dhabi National Oil Company (ADNOC).” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 2,110 contacts → | ||||
Strong evidence “PT Darma Henwa Tbk, as an integrated mining services company, has several business activities as follows: • Coal Mining Contractor Services Company’s core business is coal mining…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,712 contacts → | ||||
Indirect evidence “Royal IHC is a leading supplier of maritime technology and expert craftsmanship.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,419 contacts → | ||||
Strong evidence “PT Saptaindra Sejati (SIS) is one of Indonesia’s largest mining contractors.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,279 contacts → | ||||
Indirect evidence “(Underwater Engineering) S.A.L was established in 1976.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,108 contacts → | ||||
Indirect evidence “A Belov Engenharia foi criada em 1981 em Salvador/BA, pelo engenheiro Aleixo Belov, que à época desfrutava de uma experiência de 15 anos de participação na condução das maiores…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 1,031 contacts → | ||||
Indirect evidence “Shearwater is a global marine geoscience and technology business.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 924 contacts → | ||||
Strong evidence “PT Kalimantan Prima Persada (KPP) is a subsidiary of PT Pama Persada Nusantara (PAMA), one of the largest mining contractors in Southeast Asia.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 916 contacts → | ||||
Indirect evidence “Great Lakes Dredge & Dock (GLDD) is the largest provider of dredging services in the United States and the only U.S.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 847 contacts → | ||||
Indirect evidence “Founded in 1919, Weeks Marine, Inc.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 823 contacts → | ||||
Indirect evidence “YOUR SINGLE SOURCE FOR SUBSEA SOLUTIONS FROM EQUIPMENT TO EXPERIENCE, C-INNOVATION IS THE SUBSEA SOLUTION C-Innovation (C-I) is an integrated marine services company specializing…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 793 contacts → | ||||
Partial evidence “With offices in Abu Dhabi, Dubai, Qatar and Singapore, Allianz Middle East Ship Management LLC(Allianz-ME) is a well-established marine contractors providing modern Offshore…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 638 contacts → | ||||
Indirect evidence “In a constantly changing market environment, Kongsberg Discovery is serving the ocean space from the deepest sea to the outer space.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 592 contacts → | ||||
Indirect evidence “Manson is one of the nation’s leading heavy civil marine construction and dredging companies.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 545 contacts → | ||||
Indirect evidence “Gardline is a best-in-class provider of geophysical, geotechnical and environmental marine surveys.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 521 contacts → | ||||
Indirect evidence “SAExploration offers a full range of geophysical ground acquisition services from design, prospecting, drilling, recording and analysis of field quality, as well as mobilization…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 490 contacts → | ||||
Indirect evidence “UTEC, Acteon’s Geo-services business line, harnesses data to optimise designs, save time and maximise your project’s economic value by providing a holistic understanding of the…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 454 contacts → | ||||
Partial evidence “Reach Subsea ASA (“Reach Subsea”, “Reach” or “the Group”) is a prominent offshore contractor that offer high quality solutions and technology to clients in need of ocean data and…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 452 contacts → | ||||
Strong evidence “Company Overview: Established on December 11, 2017, PT Antareja Mahada Makmur (AMM) is a rapidly growing coal mining contractor in Indonesia, dedicated to consistently meeting…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 403 contacts → | ||||
Partial evidence “COMACOE - Coastal Marine Construction & Engineering Ltd is an experienced marine services contractor with operations in multiple geographies offering a range of service over the…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 381 contacts → | ||||
Indirect evidence “Headquartered in the UAE, Horizon Geosciences provide marine survey and geotechnical services to an array of clients around the world.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 364 contacts → | ||||
Indirect evidence “N-Sea is an end-to-end subsea services provider.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: seabed mining contractors. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names seabed mining contractors.
- Partial evidence
- Its own public description names part of seabed mining contractors, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name seabed mining contractors. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 898 seabed mining contractors worldwide
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Seabed mining contractors worldwide at a glance
As of Sep 17, 2026Companies by employee count
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 seabed mining contractors, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 13 countries, largest first: the United States, the United Kingdom, Indonesia, Australia, the Netherlands, Brazil, Canada, Norway, India, the United Arab Emirates and 3 more. Country and city lists for seabed mining contractors are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “seabed mining contractors”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names seabed mining contractors), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among seabed mining contractors, and records with no verified work email.
- 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 its RevenueBase Smart Search 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, 12,430 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 17, 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.
Seabed mining contractors by location
13 lists · largest firstEvery Seabed mining contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Seabed mining contractors based in the United States214
- Seabed mining contractors based in the United Kingdom115
- Seabed mining contractors based in Indonesia79
- Seabed mining contractors based in Australia75
- Seabed mining contractors based in the Netherlands58
- Seabed mining contractors based in Brazil57
- Seabed mining contractors based in Canada54
- Seabed mining contractors based in Norway49
- Seabed mining contractors based in India48
- Seabed mining contractors based in the United Arab Emirates45
- Seabed mining contractors based in Chile41
- Seabed mining contractors based in France37
- Seabed mining contractors based in Spain26
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names seabed mining contractors, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many seabed mining contractors are there worldwide?
RevenueBase identified 898 seabed mining contractors worldwide 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?
VAN Oord, headquartered in Rotterdam, tops this list with the largest team on record.
Which country has the most seabed mining contractors?
The United States leads with 214 companies, followed by the United Kingdom (115) and Indonesia (79). Every seabed mining contractors list by country and city is linked on this page.
Which city has the most seabed mining contractors?
Mumbai leads with 16 headquartered companies, followed by Dubai (15) and Houston (15).
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 12,430 verified decision-maker contacts tracked across these 898 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 17, 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 Smart Search, 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
Company intelligence · public preview
Top 25 seabed mining contractors worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 898 matching company records for seabed mining contractors worldwide, with 50,984 tracked contacts and 12,430 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 17, 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 seabed mining contractors worldwide
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 | VAN Oordvanoord.com HQ: 3063 Nh, NetherlandsReported employees: 5,001-10,000 | 3063 Nh, Netherlands | 5,001-10,000 | Exact match | 4,364 contacts → |
“Van Oord is a leading international marine contractor focusing on dredging, infrastructure and offshore energy projects.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Boskalisboskalis.comHQ: Papendrecht, NetherlandsReported employees: 10001+ | Papendrecht, Netherlands | 10001+ | Exact match | 3,366 contacts → |
“Boskalis is a leading global services provider operating in the dredging, maritime infrastructure and maritime services sectors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  PT Cipta Kridatamaciptakridatama.co.idHQ: Jakarta, IndonesiaReported employees: 1,001-5,000 | Jakarta, Indonesia | 1,001-5,000 | Exact match | 2,385 contacts → |
“Starting as a heavy equipment rental service provider, PT Cipta Kridatama has now grown as one of Indonesia leading mining contractor companies.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Nmdc Dredging & Marinenmdc-dredgingmarine.com HQ: Musaffah Industrial, United Arab EmiratesReported employees: 1,001-5,000 | Musaffah Industrial, United Arab Emirates | 1,001-5,000 | Exact match | 2,365 contacts → |
“NMDC Dredging & Marine was established in 1976 as a dredging division of Abu Dhabi National Oil Company (ADNOC).” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  PT Darma Henwa TBKptdh.co.idHQ: Jakarta Selatan, IndonesiaReported employees: 5,001-10,000 | Jakarta Selatan, Indonesia | 5,001-10,000 | Exact match | 2,110 contacts → |
“PT Darma Henwa Tbk, as an integrated mining services company, has several business activities as follows: • Coal Mining Contractor Services Company’s core business is coal mining…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Royal IHCroyalihc.comHQ: Kinderdijk, NetherlandsReported employees: 1,001-5,000 | Kinderdijk, Netherlands | 1,001-5,000 | Exact match | 1,712 contacts → |
“Royal IHC is a leading supplier of maritime technology and expert craftsmanship.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  PT Saptaindra Sejati SISalamtri.comHQ: Jakarta Selatan, IndonesiaReported employees: 10001+ | Jakarta Selatan, Indonesia | 10001+ | Exact match | 1,419 contacts → |
“PT Saptaindra Sejati (SIS) is one of Indonesia’s largest mining contractors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  CCC Underwater Engineering S.A.Lcccuwe.netHQ: Abu Dhabi, United Arab EmiratesReported employees: 201-500 | Abu Dhabi, United Arab Emirates | 201-500 | Exact match | 1,279 contacts → |
“(Underwater Engineering) S.A.L was established in 1976.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  BELOVbelov.com.brHQ: Matriz, BrazilReported employees: 1,001-5,000 | Matriz, Brazil | 1,001-5,000 | Exact match | 1,108 contacts → |
“A Belov Engenharia foi criada em 1981 em Salvador/BA, pelo engenheiro Aleixo Belov, que à época desfrutava de uma experiência de 15 anos de participação na condução das maiores…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Shearwater Geoservicesshearwatergeo.comHQ: Laksevåg, NorwayReported employees: 1,001-5,000 | Laksevåg, Norway | 1,001-5,000 | Exact match | 1,031 contacts → |
“Shearwater is a global marine geoscience and technology business.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Kalimantan Prima Persada KPP Miningkppmining.comHQ: East Jakarta, IndonesiaReported employees: 5,001-10,000 | East Jakarta, Indonesia | 5,001-10,000 | Exact match | 924 contacts → |
“PT Kalimantan Prima Persada (KPP) is a subsidiary of PT Pama Persada Nusantara (PAMA), one of the largest mining contractors in Southeast Asia.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 916 contacts → |
“Great Lakes Dredge & Dock (GLDD) is the largest provider of dredging services in the United States and the only U.S.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Weeks Marine, INCweeksmarine.com HQ: Cranford, NJ, United StatesReported employees: 1,001-5,000 | Cranford, NJ, United States | 1,001-5,000 | Exact match | 847 contacts → |
“Founded in 1919, Weeks Marine, Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  C-Innovation, LLCc-innovation.comHQ: Mandeville, LA, JamaicaReported employees: 201-500 | Mandeville, LA, Jamaica | 201-500 | Exact match | 823 contacts → |
“YOUR SINGLE SOURCE FOR SUBSEA SOLUTIONS FROM EQUIPMENT TO EXPERIENCE, C-INNOVATION IS THE SUBSEA SOLUTION C-Innovation (C-I) is an integrated marine services company specializing…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Allianz Middle East Ship Management LLCallianz-me.comHQ: Abu Dhabi, United Arab EmiratesReported employees: 1,001-5,000 | Abu Dhabi, United Arab Emirates | 1,001-5,000 | Exact match | 793 contacts → |
“With offices in Abu Dhabi, Dubai, Qatar and Singapore, Allianz Middle East Ship Management LLC(Allianz-ME) is a well-established marine contractors providing modern Offshore…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Kongsberg Discoverykongsberg.comHQ: Horten, NorwayReported employees: 1,001-5,000 | Horten, Norway | 1,001-5,000 | Exact match | 638 contacts → |
“In a constantly changing market environment, Kongsberg Discovery is serving the ocean space from the deepest sea to the outer space.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Manson Construction COmansonconstruction.comHQ: Seattle, WA, United StatesReported employees: 501-1,000 | Seattle, WA, United States | 501-1,000 | Exact match | 592 contacts → |
“Manson is one of the nation’s leading heavy civil marine construction and dredging companies.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Gardline Limitedgardline.comHQ: Great Yarmouth, United KingdomReported employees: 501-1,000 | Great Yarmouth, United Kingdom | 501-1,000 | Exact match | 545 contacts → |
“Gardline is a best-in-class provider of geophysical, geotechnical and environmental marine surveys.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Saexplorationsaexploration.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 521 contacts → |
“SAExploration offers a full range of geophysical ground acquisition services from design, prospecting, drilling, recording and analysis of field quality, as well as mobilization…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  UTECacteon.comHQ: Aberdeen, United KingdomReported employees: 201-500 | Aberdeen, United Kingdom | 201-500 | Exact match | 490 contacts → |
“UTEC, Acteon’s Geo-services business line, harnesses data to optimise designs, save time and maximise your project’s economic value by providing a holistic understanding of the…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Reach Subseareachsubsea.comHQ: Haugesund, NorwayReported employees: 201-500 | Haugesund, Norway | 201-500 | Exact match | 454 contacts → |
“Reach Subsea ASA (“Reach Subsea”, “Reach” or “the Group”) is a prominent offshore contractor that offer high quality solutions and technology to clients in need of ocean data and…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: South Jakarta, IndonesiaReported employees: 1,001-5,000 | South Jakarta, Indonesia | 1,001-5,000 | Exact match | 452 contacts → |
“Company Overview: Established on December 11, 2017, PT Antareja Mahada Makmur (AMM) is a rapidly growing coal mining contractor in Indonesia, dedicated to consistently meeting…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Mira Bhayander, IndiaReported employees: 201-500 | Mira Bhayander, India | 201-500 | Exact match | 403 contacts → |
“COMACOE - Coastal Marine Construction & Engineering Ltd is an experienced marine services contractor with operations in multiple geographies offering a range of service over the…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Horizon Geoscienceshorizon-geosciences.comHQ: Sharjah, United Arab EmiratesReported employees: 201-500 | Sharjah, United Arab Emirates | 201-500 | Exact match | 381 contacts → |
“Headquartered in the UAE, Horizon Geosciences provide marine survey and geotechnical services to an array of clients around the world.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | N-Sea Groupn-sea.com HQ: Dordrecht, NetherlandsReported employees: 201-500 | Dordrecht, Netherlands | 201-500 | Exact match | 364 contacts → |
“N-Sea is an end-to-end subsea services provider.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 898 company matches
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Seabed mining contractors: dataset insights
September 17, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
894 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 17, 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 ↗
Seabed mining contractors by location
13 lists · largest firstEvery Seabed mining contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Seabed mining contractors based in the United States214
- Seabed mining contractors based in the United Kingdom115
- Seabed mining contractors based in Indonesia79
- Seabed mining contractors based in Australia75
- Seabed mining contractors based in the Netherlands58
- Seabed mining contractors based in Brazil57
- Seabed mining contractors based in Canada54
- Seabed mining contractors based in Norway49
- Seabed mining contractors based in India48
- Seabed mining contractors based in the United Arab Emirates45
- Seabed mining contractors based in Chile41
- Seabed mining contractors based in France37
- Seabed mining contractors based in Spain26
Questions about this company list
What does Exact match mean for seabed mining contractors?
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 seabed mining contractors did RevenueBase find worldwide?
The saved snapshot records 898 matching company records, 50,984 tracked contacts and 12,430 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 17, 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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RevenueBase Data Team. Top 25 seabed mining contractors worldwide. Snapshot: September 17, 2026. https://revenuebase.ai/companies/browse/seabed-mining-contractors.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Top 25 seabed mining contractors worldwide
RevenueBase records 898 matching company records for seabed mining contractors worldwide, with 50,984 tracked contacts and 12,430 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 17, 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 seabed mining contractors worldwide
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 | VAN Oordvanoord.com HQ: 3063 Nh, NetherlandsReported employees: 5,001-10,000 | 3063 Nh, Netherlands | 5,001-10,000 | Exact match | 4,364 contacts → |
“Van Oord is a leading international marine contractor focusing on dredging, infrastructure and offshore energy projects.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Boskalisboskalis.com HQ: Papendrecht, NetherlandsReported employees: 10001+ | Papendrecht, Netherlands | 10001+ | Exact match | 3,366 contacts → |
“Boskalis is a leading global services provider operating in the dredging, maritime infrastructure and maritime services sectors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | PT Cipta Kridatamaciptakridatama.co.id HQ: Jakarta, IndonesiaReported employees: 1,001-5,000 | Jakarta, Indonesia | 1,001-5,000 | Exact match | 2,385 contacts → |
“Starting as a heavy equipment rental service provider, PT Cipta Kridatama has now grown as one of Indonesia leading mining contractor companies.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Nmdc Dredging & Marinenmdc-dredgingmarine.com HQ: Musaffah Industrial, United Arab EmiratesReported employees: 1,001-5,000 | Musaffah Industrial, United Arab Emirates | 1,001-5,000 | Exact match | 2,365 contacts → |
“NMDC Dredging & Marine was established in 1976 as a dredging division of Abu Dhabi National Oil Company (ADNOC).” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | PT Darma Henwa TBKptdh.co.id HQ: Jakarta Selatan, IndonesiaReported employees: 5,001-10,000 | Jakarta Selatan, Indonesia | 5,001-10,000 | Exact match | 2,110 contacts → |
“PT Darma Henwa Tbk, as an integrated mining services company, has several business activities as follows: • Coal Mining Contractor Services Company’s core business is coal mining…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Royal IHCroyalihc.com HQ: Kinderdijk, NetherlandsReported employees: 1,001-5,000 | Kinderdijk, Netherlands | 1,001-5,000 | Exact match | 1,712 contacts → |
“Royal IHC is a leading supplier of maritime technology and expert craftsmanship.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | PT Saptaindra Sejati SISalamtri.com HQ: Jakarta Selatan, IndonesiaReported employees: 10001+ | Jakarta Selatan, Indonesia | 10001+ | Exact match | 1,419 contacts → |
“PT Saptaindra Sejati (SIS) is one of Indonesia’s largest mining contractors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | CCC Underwater Engineering S.A.Lcccuwe.net HQ: Abu Dhabi, United Arab EmiratesReported employees: 201-500 | Abu Dhabi, United Arab Emirates | 201-500 | Exact match | 1,279 contacts → |
“(Underwater Engineering) S.A.L was established in 1976.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | BELOVbelov.com.br HQ: Matriz, BrazilReported employees: 1,001-5,000 | Matriz, Brazil | 1,001-5,000 | Exact match | 1,108 contacts → |
“A Belov Engenharia foi criada em 1981 em Salvador/BA, pelo engenheiro Aleixo Belov, que à época desfrutava de uma experiência de 15 anos de participação na condução das maiores…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Shearwater Geoservicesshearwatergeo.com HQ: Laksevåg, NorwayReported employees: 1,001-5,000 | Laksevåg, Norway | 1,001-5,000 | Exact match | 1,031 contacts → |
“Shearwater is a global marine geoscience and technology business.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Kalimantan Prima Persada KPP Miningkppmining.com HQ: East Jakarta, IndonesiaReported employees: 5,001-10,000 | East Jakarta, Indonesia | 5,001-10,000 | Exact match | 924 contacts → |
“PT Kalimantan Prima Persada (KPP) is a subsidiary of PT Pama Persada Nusantara (PAMA), one of the largest mining contractors in Southeast Asia.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 916 contacts → |
“Great Lakes Dredge & Dock (GLDD) is the largest provider of dredging services in the United States and the only U.S.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Weeks Marine, INCweeksmarine.com HQ: Cranford, NJ, United StatesReported employees: 1,001-5,000 | Cranford, NJ, United States | 1,001-5,000 | Exact match | 847 contacts → |
“Founded in 1919, Weeks Marine, Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | C-Innovation, LLCc-innovation.com HQ: Mandeville, LA, JamaicaReported employees: 201-500 | Mandeville, LA, Jamaica | 201-500 | Exact match | 823 contacts → |
“YOUR SINGLE SOURCE FOR SUBSEA SOLUTIONS FROM EQUIPMENT TO EXPERIENCE, C-INNOVATION IS THE SUBSEA SOLUTION C-Innovation (C-I) is an integrated marine services company specializing…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Allianz Middle East Ship Management LLCallianz-me.com HQ: Abu Dhabi, United Arab EmiratesReported employees: 1,001-5,000 | Abu Dhabi, United Arab Emirates | 1,001-5,000 | Exact match | 793 contacts → |
“With offices in Abu Dhabi, Dubai, Qatar and Singapore, Allianz Middle East Ship Management LLC(Allianz-ME) is a well-established marine contractors providing modern Offshore…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Kongsberg Discoverykongsberg.com HQ: Horten, NorwayReported employees: 1,001-5,000 | Horten, Norway | 1,001-5,000 | Exact match | 638 contacts → |
“In a constantly changing market environment, Kongsberg Discovery is serving the ocean space from the deepest sea to the outer space.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Manson Construction COmansonconstruction.com HQ: Seattle, WA, United StatesReported employees: 501-1,000 | Seattle, WA, United States | 501-1,000 | Exact match | 592 contacts → |
“Manson is one of the nation’s leading heavy civil marine construction and dredging companies.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Gardline Limitedgardline.com HQ: Great Yarmouth, United KingdomReported employees: 501-1,000 | Great Yarmouth, United Kingdom | 501-1,000 | Exact match | 545 contacts → |
“Gardline is a best-in-class provider of geophysical, geotechnical and environmental marine surveys.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Saexplorationsaexploration.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 521 contacts → |
“SAExploration offers a full range of geophysical ground acquisition services from design, prospecting, drilling, recording and analysis of field quality, as well as mobilization…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | UTECacteon.com HQ: Aberdeen, United KingdomReported employees: 201-500 | Aberdeen, United Kingdom | 201-500 | Exact match | 490 contacts → |
“UTEC, Acteon’s Geo-services business line, harnesses data to optimise designs, save time and maximise your project’s economic value by providing a holistic understanding of the…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Reach Subseareachsubsea.com HQ: Haugesund, NorwayReported employees: 201-500 | Haugesund, Norway | 201-500 | Exact match | 454 contacts → |
“Reach Subsea ASA (“Reach Subsea”, “Reach” or “the Group”) is a prominent offshore contractor that offer high quality solutions and technology to clients in need of ocean data and…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: South Jakarta, IndonesiaReported employees: 1,001-5,000 | South Jakarta, Indonesia | 1,001-5,000 | Exact match | 452 contacts → |
“Company Overview: Established on December 11, 2017, PT Antareja Mahada Makmur (AMM) is a rapidly growing coal mining contractor in Indonesia, dedicated to consistently meeting…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Mira Bhayander, IndiaReported employees: 201-500 | Mira Bhayander, India | 201-500 | Exact match | 403 contacts → |
“COMACOE - Coastal Marine Construction & Engineering Ltd is an experienced marine services contractor with operations in multiple geographies offering a range of service over the…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Horizon Geoscienceshorizon-geosciences.com HQ: Sharjah, United Arab EmiratesReported employees: 201-500 | Sharjah, United Arab Emirates | 201-500 | Exact match | 381 contacts → |
“Headquartered in the UAE, Horizon Geosciences provide marine survey and geotechnical services to an array of clients around the world.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | N-Sea Groupn-sea.com HQ: Dordrecht, NetherlandsReported employees: 201-500 | Dordrecht, Netherlands | 201-500 | Exact match | 364 contacts → |
“N-Sea is an end-to-end subsea services provider.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 898 company matches
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Seabed mining contractors: dataset insights
September 17, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
894 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 17, 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 ↗
Seabed mining contractors by location
13 lists · largest firstEvery Seabed mining contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Seabed mining contractors based in the United States214
- Seabed mining contractors based in the United Kingdom115
- Seabed mining contractors based in Indonesia79
- Seabed mining contractors based in Australia75
- Seabed mining contractors based in the Netherlands58
- Seabed mining contractors based in Brazil57
- Seabed mining contractors based in Canada54
- Seabed mining contractors based in Norway49
- Seabed mining contractors based in India48
- Seabed mining contractors based in the United Arab Emirates45
- Seabed mining contractors based in Chile41
- Seabed mining contractors based in France37
- Seabed mining contractors based in Spain26
Questions about this company list
What does Exact match mean for seabed mining contractors?
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 seabed mining contractors did RevenueBase find worldwide?
The saved snapshot records 898 matching company records, 50,984 tracked contacts and 12,430 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 17, 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 seabed mining contractors worldwide. Snapshot: September 17, 2026. https://revenuebase.ai/companies/browse/seabed-mining-contractors.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗