Company lists · Data refreshed November 2026

Top 25 Drillship operators based in Nigeria

RevenueBase identified 182 company matches for drillship operators associated with Nigeria as of November 2026 and tracks 3,466 professional contacts across them, including 329 with verified work emails. Port Harcourt is the largest hub.

This list covers company matches for drillship operators 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
182Companies
3,466Contacts tracked
329Verified emails
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The 25 largest drillship operators based in Nigeria

Ranked by team size
Top 25 of 182 company matches for drillship operators based in Nigeria, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchVictoria Island, NigeriaHQ recorded Nov 6, 2026201-500392 contacts →

Exact match

“Marine Platforms is an oil service company focused on providing diverse services to the upstream sector of the oil & gas industry in Nigeria and the African continent sustainably.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLekki, NigeriaHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“The Company Emval Nigeria Limited is a servicing company that provides onshore and offshore technical services to the Oil & Gas industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 2026201-500123 contacts →

Exact match

“Starzs Investments Company Limited (SICL) is one of Nigeria’s foremost indigenous marine logistics service providers, delivering safe and professional solutions to international…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLagos, NigeriaHQ recorded Nov 6, 2026201-500109 contacts →

Exact match

“Depthwize is a Nigerian Drilling Contractor with current assets in the swamp and shallow offshore drilling market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchApapa, NigeriaHQ recorded Nov 6, 2026201-50086 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLagos, NigeriaHQ recorded Nov 6, 2026201-50072 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
7Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“West Atlantic Shipyard is a Subsidiary of the PIRIOU group formed in 2004 in Nigeria.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 2026201-50049 contacts →

Exact match

“Oil Quest International Limited (OQIL) is an indigenous Oil and Gas integrated technical support Service Company incorporated in Nigeria as a limited liability company on 11th…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 202611-5045 contacts →

Exact match

“Who We Are Pisces Offshore was created to provide offshore positioning and survey services in the West African region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAbuloma Port Harcourt, NigeriaHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“At the Shipside Drydock, with its highly qualified and continuously trained teams, we are offering Dry docking service, a wide range of repairing, overhauling, maintenance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLagos, NigeriaHQ recorded Nov 6, 202651-20040 contacts →

Exact match

“AB Offshore Marine Services (formerly Ashbard Marine Services Limited) is an independent, Nigerian based Offshore Marine Support Service and Escort Vessel company principally set…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLagos, NigeriaHQ recorded Nov 6, 2026201-50039 contacts →

Exact match

“Ocean Deep Drilling ESV Nigeria Limited (ODENL) is the Nigerian joint venture of Valaris, the world's leading offshore drilling services provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 202611-5037 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
14Exact matchWarri, NigeriaHQ recorded Nov 6, 202611-5034 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
15Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“STELOG Ltd since its establishment in 2008 and full offtake in 2012 is involved in Drilling, Intervention and Production services in the Oil and gas value chain.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchApapa, NigeriaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“West African Fenders is a world class marine Company with an aim to provide marine services to targeted business environments in Africa with the view of growing into regions in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVictoria Island, NigeriaHQ recorded Nov 6, 202611-5022 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
19Exact matchLagos Island, NigeriaHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“Welcome to the AFSS business page.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchEffurun Delta State, NigeriaHQ recorded Nov 6, 2026201-50016 contacts →

Exact match

“For over two decades, Ejovi Dredging and Marine Service has been a major player in the Nigerian Oil & Gas Industry, providing world class service to her clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLagos, NigeriaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 202651-20014 contacts →

Exact match

“DD GRAND SERVICES LIMITED is a frontline maritime logistics (vessel chattering/management) security services company and it is wholly indigenous under the Companies and Allied…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLekki, NigeriaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Rotawn Energy & Logistics specializes and has the requisite expertise and experience in the provision of Offshore Support Vessels Services, Maritime Security Services, Ship to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAbuja, NigeriaHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Delta Pacific Maritime Services Limited (DPMSL) is a strategic player in the Nigerian maritime space, a renowned participant in the Nigerian Oil and Gas Industry serving the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPort Harcourt, NigeriaHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“MESC Energy Services offers drilling, well intervention, pipeline and asset integrity services focused to deliver efficiency.”

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

Showing 25 of 182 drillship operators based in Nigeria

See the full list, filter by size, metro and specialty, and access 329 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Drillship operators based in Nigeria at a glance

As of Nov 6, 2026
9.5%Verified-email coverage
19.0Average contacts per company
11-50Median size (employees)
28.6%Largest-city concentration · Port Harcourt
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
79
51-200
44
201-500
20
501-1,000
1
1,001-5,000
2

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 182 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 “drillship operators” 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 329 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “drillship operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many drillship operators are there based in Nigeria?

RevenueBase identified 182 company matches for drillship operators 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?

Marine Platforms Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most drillship operators?

Port Harcourt leads with 52 company records, followed by Lagos (41) and Lagos State (11).

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 329 professional contacts with verified work emails tracked across these 182 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.