Company lists · Data refreshed November 2026
Top 25 Subsea engineers based in Nigeria
RevenueBase identified 180 company matches for subsea engineers associated with Nigeria as of November 2026 and tracks 3,381 professional contacts across them, including 424 with verified work emails. Port Harcourt is the largest hub.
This list covers company matches for subsea engineers associated with Nigeria, 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 25 largest subsea engineers based in Nigeria
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 462 contacts → | ||||
Exact match “ALCON Nigeria Limited commenced operation on the 10th day of May 1982 as MED Construction, incorporated with registration no: RC 47042.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 320 contacts → | ||||
Exact match “Dover Engineering Limited is a reputable Engineering Design,EPC, Operations & Maintenance Company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 130 contacts → | ||||
Exact match “Arion Energy Services is an engineering, projects, and operations service provider to the oil and gas, power and maritime industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 127 contacts → | ||||
Exact match “Lee Engineering and Construction Co.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 74 contacts → | ||||
Exact match “ELPER has built in time, a strong international network, and a specialized engineering company, providing services ranging from Engineering Procurement & Construction to Marine…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 72 contacts → | ||||
Exact match “AOECL provides Drilling & Well completion, Manpower, Procurement, Dredging, Inspection, and EPCI services (Engineering, Procurement, Technical Consultancy, Facility Maintenance…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 55 contacts → | ||||
Exact match “Incorporated in 2004, Ashbard Energy Company Limited is an indigenous engineering services provider.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 54 contacts → | ||||
Exact match “With headquarters in Lagos, Nigeria, NigerStar7 is a company wholly owned by Subsea7.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 53 contacts → | ||||
Exact match “Sellafield Energy is a leading oil and gas support provider that has within a short time, emerged as a reference point in recruitment services and technical manpower support…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 53 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 48 contacts → | ||||
Exact match “DeltaTek Offshore Ltd is a leading Engineering, Procurement, Installation, Construction, and Commissioning (EPICC) service provider in the oil and gas sector of Sub-Sahara Africa.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 44 contacts → | ||||
Exact match “Gremoore, established in 2013, is a 100% Nigerian company and a leading indigenous provider of offshore engineering, procurement, fabrication, installation associated with…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 37 contacts → | ||||
Exact match “Summary ABOUT US: Hallmark Global Petroleum Ltd (HGP) was incorporated in 2002 as a 100% Nigerian owned and operated oil and gas Services Company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 34 contacts → | ||||
Exact match “Deepwater Engineering Limited (DEL) is a multi-discipline service provider formed by experienced professionals with years of direct experience within the major offshore Oil and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 32 contacts → | ||||
Exact match “Registered in 2020 and commenced business operations in October 2022, Waal Energy Services Limited is a full-spectrum technical solutions company focused on delivering end-to-end…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 30 contacts → | ||||
Exact match “Strides Energy and Maritime Limited is a Nigerian oil and gas engineering, inspection, procurement, installation and consultancy services firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 29 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 23 contacts → | ||||
Exact match “Breeze Energy Limited is a proudly African company managed by a team of seasoned professionals with extensive experience in Oil & Gas Services, Humanitarian and Disaster Relief…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 22 contacts → | ||||
Exact match “XPO Marine Services is an integrated provider of offshore marine support services to the oil and gas industry in West Africa.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 22 contacts → | ||||
Exact match “Atlantic Marine & Oilfield Services has been operating as a distinguished Subsea Engineering and Diving Company since maintaining an ISO 9001-2015 certification.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 15 contacts → | ||||
Exact match “DeepWater Consultancy & Engineering Services Limited is an Independent Oil and Gas Subsea technology, Pipeline management and Field development engineering consultancy company…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 15 contacts → | ||||
Exact match “LINKSO NIGERIA LTD is a leading service provider in the oil and gas, power and construction industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 13 contacts → | ||||
Exact match “Doxa Int’l Engineering Services Ltd is an engineering-based support services company bridging the gap between IOCs and OEMs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 12 contacts → | ||||
Exact match “Brisktrade is a 100% Nigerian owned company, incorporated in 2009 and began operations in the Oil & Gas industry in 2014, with offices in Lagos and an operational base in Port…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 11 contacts → | ||||
Exact match “ALCHRIS Energy Services Limited (ALCHRIS) is a wholly Nigerian engineering services company dedicated to the provision of high quality and cost effective specialized services to…” 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 “subsea engineers”. 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 25 of 180 subsea engineers based in Nigeria
See the full list, filter by size, metro and specialty, and access 424 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Subsea engineers based in Nigeria at a glance
As of Nov 6, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Nigeria, so it is reported there. Company counts and contact totals on this page are exact for Nigeria, over 180 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 Nigeria whose business descriptions match “subsea engineers” 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 424 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.
Subsea engineers by metro
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 engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many subsea engineers are there based in Nigeria?
RevenueBase identified 180 company matches for subsea engineers associated with Nigeria 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?
Alcon Nigeria LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most subsea engineers?
Port Harcourt leads with 45 company records, followed by Lagos (37) and Lagos State (13).
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 424 professional contacts with verified work emails tracked across these 180 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 180 subsea engineers based in Nigeria. Start with a free account, no credit card.
Download this list →Related lists
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- Subsea engineers based in Port Harcourt, Nigeria
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- Subsea engineers based in Singapore, Singapore
- Subsea engineers based in Abu Dhabi, United Arab Emirates
- Subsea engineers based in Dubai, United Arab Emirates
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Browse the directory
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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- Lists by location
- Lists A-Z
- New lists
- Subsea engineers based in Perth, Australia
- Subsea engineers based in Rio De Janeiro, Brazil
- Subsea engineers based in Mumbai, India
- Subsea engineers based in Kuala Lumpur, Malaysia
- Subsea engineers based in Port Harcourt, Nigeria
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Company intelligence · public preview
Top 25 subsea engineers based in Nigeria
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 180 matching company records for subsea engineers based in Nigeria, with 3,381 tracked contacts and 424 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: 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 25 subsea engineers based in Nigeria
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 |  Alcon Nigeria LTDalcon-nig.comHQ: Port Harcourt, NigeriaReported employees: 1,001-5,000 | Port Harcourt, Nigeria | 1,001-5,000 | Exact match | 462 contacts → |
“ALCON Nigeria Limited commenced operation on the 10th day of May 1982 as MED Construction, incorporated with registration no: RC 47042.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Dover Engineering Limiteddoverengineering.comHQ: Port Harcourt, NigeriaReported employees: 501-1,000 | Port Harcourt, Nigeria | 501-1,000 | Exact match | 320 contacts → |
“Dover Engineering Limited is a reputable Engineering Design,EPC, Operations & Maintenance Company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Arion Energy Services Limitedarionenergyservices.comHQ: Lagos, NigeriaReported employees: 51-200 | Lagos, Nigeria | 51-200 | Exact match | 130 contacts → |
“Arion Energy Services is an engineering, projects, and operations service provider to the oil and gas, power and maritime industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  LEE Engineering And Construction Company LTDlee-engineering.netHQ: Ikoyi, NigeriaReported employees: 501-1,000 | Ikoyi, Nigeria | 501-1,000 | Exact match | 127 contacts → |
“Lee Engineering and Construction Co.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Elper Oilfield Engineeringelpernigeria.comHQ: Lagos, NigeriaReported employees: 501-1,000 | Lagos, Nigeria | 501-1,000 | Exact match | 74 contacts → |
“ELPER has built in time, a strong international network, and a specialized engineering company, providing services ranging from Engineering Procurement & Construction to Marine…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Aviam Offshore Engineering Company Limitedaviamng.comHQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 72 contacts → |
“AOECL provides Drilling & Well completion, Manpower, Procurement, Dredging, Inspection, and EPCI services (Engineering, Procurement, Technical Consultancy, Facility Maintenance…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Ashbard Energy Company Limitedashbardenergy.comHQ: Port - Harcourt, NigeriaReported employees: 201-500 | Port - Harcourt, Nigeria | 201-500 | Exact match | 55 contacts → |
“Incorporated in 2004, Ashbard Energy Company Limited is an indigenous engineering services provider.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Nigerstar7 Limitednigerstar7.comHQ: Lagos, NigeriaReported employees: 51-200 | Lagos, Nigeria | 51-200 | Exact match | 54 contacts → |
“With headquarters in Lagos, Nigeria, NigerStar7 is a company wholly owned by Subsea7.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Sellafield Energysellafieldenergy.comHQ: Lekki, NigeriaReported employees: 11-50 | Lekki, Nigeria | 11-50 | Exact match | 53 contacts → |
“Sellafield Energy is a leading oil and gas support provider that has within a short time, emerged as a reference point in recruitment services and technical manpower support…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Melcurt Limitedmelcurtltd.comHQ: Osubi-warri, NigeriaReported employees: 201-500 | Osubi-warri, Nigeria | 201-500 | Exact match | 53 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 |  Deltatek Offshore Limiteddeltatekoffshore.comHQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 48 contacts → |
“DeltaTek Offshore Ltd is a leading Engineering, Procurement, Installation, Construction, and Commissioning (EPICC) service provider in the oil and gas sector of Sub-Sahara Africa.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Gremoore Limitedgremoore.comHQ: Lekki Phase 1, NigeriaReported employees: 501-1,000 | Lekki Phase 1, Nigeria | 501-1,000 | Exact match | 44 contacts → |
“Gremoore, established in 2013, is a 100% Nigerian company and a leading indigenous provider of offshore engineering, procurement, fabrication, installation associated with…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Hallmark Global Petroleum Limitedhallmarkgroupng.comHQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 37 contacts → |
“Summary ABOUT US: Hallmark Global Petroleum Ltd (HGP) was incorporated in 2002 as a 100% Nigerian owned and operated oil and gas Services Company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Deepwater Engineering Limited DELdeepwaterfze.comHQ: Warri, NigeriaReported employees: 11-50 | Warri, Nigeria | 11-50 | Exact match | 34 contacts → |
“Deepwater Engineering Limited (DEL) is a multi-discipline service provider formed by experienced professionals with years of direct experience within the major offshore Oil and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Waal Energy Services Limitedwaalenergy.comHQ: Port Harcourt, NigeriaReported employees: 51-200 | Port Harcourt, Nigeria | 51-200 | Exact match | 32 contacts → |
“Registered in 2020 and commenced business operations in October 2022, Waal Energy Services Limited is a full-spectrum technical solutions company focused on delivering end-to-end…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Strides Energy And Maritime Limitedstridesenergy.comHQ: Rumuokwachi, NigeriaReported employees: 51-200 | Rumuokwachi, Nigeria | 51-200 | Exact match | 30 contacts → |
“Strides Energy and Maritime Limited is a Nigerian oil and gas engineering, inspection, procurement, installation and consultancy services firm.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Tethys Plantgeria LTDtethys-plantgeria.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 29 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 |  Breeze Energy Limitedbreezenergy.comHQ: Lekki, NigeriaReported employees: 51-200 | Lekki, Nigeria | 51-200 | Exact match | 23 contacts → |
“Breeze Energy Limited is a proudly African company managed by a team of seasoned professionals with extensive experience in Oil & Gas Services, Humanitarian and Disaster Relief…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  XPO Marine Services Limitedxpomarine.comHQ: Victoria Island, NigeriaReported employees: 11-50 | Victoria Island, Nigeria | 11-50 | Exact match | 22 contacts → |
“XPO Marine Services is an integrated provider of offshore marine support services to the oil and gas industry in West Africa.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Atlantic Marine & Oilfield Services LTDatlanticmarineoil.comHQ: Ikoyi, NigeriaReported employees: 51-200 | Ikoyi, Nigeria | 51-200 | Exact match | 22 contacts → |
“Atlantic Marine & Oilfield Services has been operating as a distinguished Subsea Engineering and Diving Company since maintaining an ISO 9001-2015 certification.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Deep Water Consultancy & Engineering Services LTDdwcengineering.comHQ: Lekki, NigeriaReported employees: 11-50 | Lekki, Nigeria | 11-50 | Exact match | 15 contacts → |
“DeepWater Consultancy & Engineering Services Limited is an Independent Oil and Gas Subsea technology, Pipeline management and Field development engineering consultancy company…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Linkso Nigeria LTDowel-linkso.comHQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 15 contacts → |
“LINKSO NIGERIA LTD is a leading service provider in the oil and gas, power and construction industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Doxa Int'l Engineering Services LTDdoxaintl.comHQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 13 contacts → |
“Doxa Int’l Engineering Services Ltd is an engineering-based support services company bridging the gap between IOCs and OEMs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Brisktradebrisktradeng.netHQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 12 contacts → |
“Brisktrade is a 100% Nigerian owned company, incorporated in 2009 and began operations in the Oil & Gas industry in 2014, with offices in Lagos and an operational base in Port…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Alchris Energy Services Limitedalchris-energy.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 11 contacts → |
“ALCHRIS Energy Services Limited (ALCHRIS) is a wholly Nigerian engineering services company dedicated to the provision of high quality and cost effective specialized services to…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 180 company matches
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Subsea engineers: 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
178 records in the displayed employee bands.
2 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 Nigeria, so it is reported there. Company counts and contact totals on this page are exact for Nigeria, over 180 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 ↗
Subsea engineers by metro
Questions about this company list
What does Exact match mean for subsea engineers?
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 subsea engineers did RevenueBase find based in Nigeria?
The saved snapshot records 180 matching company records, 3,381 tracked contacts and 424 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: 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
Subsea engineers by geography
- Subsea engineers based in Perth, Australia
- Subsea engineers based in Rio De Janeiro, Brazil
- Subsea engineers based in Mumbai, India
- Subsea engineers based in Kuala Lumpur, Malaysia
- Subsea engineers based in Port Harcourt, Nigeria
- Subsea engineers based in Stavanger, Norway
- Subsea engineers based in Singapore, Singapore
- Subsea engineers based in Abu Dhabi, United Arab Emirates
- Subsea engineers based in Dubai, United Arab Emirates
- Subsea engineers based in Aberdeen, United Kingdom
- Subsea engineers based in London, United Kingdom
- Subsea engineers based in Houston, United States
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 subsea engineers based in Nigeria. Snapshot: November 6, 2026. https://revenuebase.ai/companies/subsea-engineers/nigeria.
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
- Subsea engineers based in Perth, Australia
- Subsea engineers based in Rio De Janeiro, Brazil
- Subsea engineers based in Mumbai, India
- Subsea engineers based in Kuala Lumpur, Malaysia
- Subsea engineers based in Port Harcourt, Nigeria
- Subsea engineers based in Stavanger, Norway
Company intelligence · public preview
Top 25 subsea engineers based in Nigeria
RevenueBase records 180 matching company records for subsea engineers based in Nigeria, with 3,381 tracked contacts and 424 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: 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 25 subsea engineers based in Nigeria
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 | Alcon Nigeria LTDalcon-nig.com HQ: Port Harcourt, NigeriaReported employees: 1,001-5,000 | Port Harcourt, Nigeria | 1,001-5,000 | Exact match | 462 contacts → |
“ALCON Nigeria Limited commenced operation on the 10th day of May 1982 as MED Construction, incorporated with registration no: RC 47042.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Dover Engineering Limiteddoverengineering.com HQ: Port Harcourt, NigeriaReported employees: 501-1,000 | Port Harcourt, Nigeria | 501-1,000 | Exact match | 320 contacts → |
“Dover Engineering Limited is a reputable Engineering Design,EPC, Operations & Maintenance Company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Arion Energy Services Limitedarionenergyservices.com HQ: Lagos, NigeriaReported employees: 51-200 | Lagos, Nigeria | 51-200 | Exact match | 130 contacts → |
“Arion Energy Services is an engineering, projects, and operations service provider to the oil and gas, power and maritime industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | LEE Engineering And Construction Company LTDlee-engineering.net HQ: Ikoyi, NigeriaReported employees: 501-1,000 | Ikoyi, Nigeria | 501-1,000 | Exact match | 127 contacts → |
“Lee Engineering and Construction Co.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Elper Oilfield Engineeringelpernigeria.com HQ: Lagos, NigeriaReported employees: 501-1,000 | Lagos, Nigeria | 501-1,000 | Exact match | 74 contacts → |
“ELPER has built in time, a strong international network, and a specialized engineering company, providing services ranging from Engineering Procurement & Construction to Marine…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Aviam Offshore Engineering Company Limitedaviamng.com HQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 72 contacts → |
“AOECL provides Drilling & Well completion, Manpower, Procurement, Dredging, Inspection, and EPCI services (Engineering, Procurement, Technical Consultancy, Facility Maintenance…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ashbard Energy Company Limitedashbardenergy.com HQ: Port - Harcourt, NigeriaReported employees: 201-500 | Port - Harcourt, Nigeria | 201-500 | Exact match | 55 contacts → |
“Incorporated in 2004, Ashbard Energy Company Limited is an indigenous engineering services provider.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Nigerstar7 Limitednigerstar7.com HQ: Lagos, NigeriaReported employees: 51-200 | Lagos, Nigeria | 51-200 | Exact match | 54 contacts → |
“With headquarters in Lagos, Nigeria, NigerStar7 is a company wholly owned by Subsea7.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Sellafield Energysellafieldenergy.com HQ: Lekki, NigeriaReported employees: 11-50 | Lekki, Nigeria | 11-50 | Exact match | 53 contacts → |
“Sellafield Energy is a leading oil and gas support provider that has within a short time, emerged as a reference point in recruitment services and technical manpower support…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Melcurt Limitedmelcurtltd.com HQ: Osubi-warri, NigeriaReported employees: 201-500 | Osubi-warri, Nigeria | 201-500 | Exact match | 53 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Deltatek Offshore Limiteddeltatekoffshore.com HQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 48 contacts → |
“DeltaTek Offshore Ltd is a leading Engineering, Procurement, Installation, Construction, and Commissioning (EPICC) service provider in the oil and gas sector of Sub-Sahara Africa.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Gremoore Limitedgremoore.com HQ: Lekki Phase 1, NigeriaReported employees: 501-1,000 | Lekki Phase 1, Nigeria | 501-1,000 | Exact match | 44 contacts → |
“Gremoore, established in 2013, is a 100% Nigerian company and a leading indigenous provider of offshore engineering, procurement, fabrication, installation associated with…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hallmark Global Petroleum Limitedhallmarkgroupng.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 37 contacts → |
“Summary ABOUT US: Hallmark Global Petroleum Ltd (HGP) was incorporated in 2002 as a 100% Nigerian owned and operated oil and gas Services Company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Deepwater Engineering Limited DELdeepwaterfze.com HQ: Warri, NigeriaReported employees: 11-50 | Warri, Nigeria | 11-50 | Exact match | 34 contacts → |
“Deepwater Engineering Limited (DEL) is a multi-discipline service provider formed by experienced professionals with years of direct experience within the major offshore Oil and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Waal Energy Services Limitedwaalenergy.com HQ: Port Harcourt, NigeriaReported employees: 51-200 | Port Harcourt, Nigeria | 51-200 | Exact match | 32 contacts → |
“Registered in 2020 and commenced business operations in October 2022, Waal Energy Services Limited is a full-spectrum technical solutions company focused on delivering end-to-end…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Strides Energy And Maritime Limitedstridesenergy.com HQ: Rumuokwachi, NigeriaReported employees: 51-200 | Rumuokwachi, Nigeria | 51-200 | Exact match | 30 contacts → |
“Strides Energy and Maritime Limited is a Nigerian oil and gas engineering, inspection, procurement, installation and consultancy services firm.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Tethys Plantgeria LTDtethys-plantgeria.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 29 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Breeze Energy Limitedbreezenergy.com HQ: Lekki, NigeriaReported employees: 51-200 | Lekki, Nigeria | 51-200 | Exact match | 23 contacts → |
“Breeze Energy Limited is a proudly African company managed by a team of seasoned professionals with extensive experience in Oil & Gas Services, Humanitarian and Disaster Relief…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | XPO Marine Services Limitedxpomarine.com HQ: Victoria Island, NigeriaReported employees: 11-50 | Victoria Island, Nigeria | 11-50 | Exact match | 22 contacts → |
“XPO Marine Services is an integrated provider of offshore marine support services to the oil and gas industry in West Africa.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Atlantic Marine & Oilfield Services LTDatlanticmarineoil.com HQ: Ikoyi, NigeriaReported employees: 51-200 | Ikoyi, Nigeria | 51-200 | Exact match | 22 contacts → |
“Atlantic Marine & Oilfield Services has been operating as a distinguished Subsea Engineering and Diving Company since maintaining an ISO 9001-2015 certification.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Deep Water Consultancy & Engineering Services LTDdwcengineering.com HQ: Lekki, NigeriaReported employees: 11-50 | Lekki, Nigeria | 11-50 | Exact match | 15 contacts → |
“DeepWater Consultancy & Engineering Services Limited is an Independent Oil and Gas Subsea technology, Pipeline management and Field development engineering consultancy company…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Linkso Nigeria LTDowel-linkso.com HQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 15 contacts → |
“LINKSO NIGERIA LTD is a leading service provider in the oil and gas, power and construction industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Doxa Int'l Engineering Services LTDdoxaintl.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 13 contacts → |
“Doxa Int’l Engineering Services Ltd is an engineering-based support services company bridging the gap between IOCs and OEMs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Brisktradebrisktradeng.net HQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 12 contacts → |
“Brisktrade is a 100% Nigerian owned company, incorporated in 2009 and began operations in the Oil & Gas industry in 2014, with offices in Lagos and an operational base in Port…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Alchris Energy Services Limitedalchris-energy.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 11 contacts → |
“ALCHRIS Energy Services Limited (ALCHRIS) is a wholly Nigerian engineering services company dedicated to the provision of high quality and cost effective specialized services to…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Subsea engineers: 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
178 records in the displayed employee bands.
2 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 Nigeria, so it is reported there. Company counts and contact totals on this page are exact for Nigeria, over 180 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 ↗
Subsea engineers by metro
Questions about this company list
What does Exact match mean for subsea engineers?
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 subsea engineers did RevenueBase find based in Nigeria?
The saved snapshot records 180 matching company records, 3,381 tracked contacts and 424 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: 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 25 subsea engineers based in Nigeria. Snapshot: November 6, 2026. https://revenuebase.ai/companies/subsea-engineers/nigeria.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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