Company lists · Data refreshed November 2026

Top 25 Offshore construction vessel operators based in Nigeria

Name: Offshore construction vessel operators based in Nigeria
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 169 companies tracked

RevenueBase identified 169 company matches for offshore construction vessel operators associated with Nigeria as of November 2026 and tracks 2,837 professional contacts across them, including 188 with verified work emails. Lagos is the largest hub.

This list covers company matches for offshore construction vessel 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

169Companies

2,837Contacts tracked

188Verified emails

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The 25 largest offshore construction vessel operators based in Nigeria

Ranked by team size

Top 25 of 169 company matches for offshore construction vessel 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Arion Energy Services Limited	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	51-200	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
2	Starzs Investments Company Limited Official Linkedin Account Of Sicl	Exact match	Port Harcourt, NigeriaHQ recorded Nov 6, 2026	201-500	123 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
3	Aviam Offshore Engineering Company Limited	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	201-500	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
4	West Atlantic Shipyard	Exact match	Port Harcourt, NigeriaHQ recorded Nov 6, 2026	51-200	71 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
5	Pisces Offshore Limited	Exact match	Port Harcourt, NigeriaHQ recorded Nov 6, 2026	11-50	45 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
6	AB Offshore Marine Services Limited	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	51-200	40 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
7	Hallmark Global Petroleum Limited	Exact match	Port Harcourt, NigeriaHQ recorded Nov 6, 2026	11-50	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
8	Deepwater Engineering Limited DEL	Exact match	Warri, NigeriaHQ recorded Nov 6, 2026	11-50	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
9	Zircon Marine Limited	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	11-50	32 contacts →
	Exact match “Zircon Marine is an indigenous Nigerian Company with globally benchmarked expertise in marine operations that provides marine services to the upstream and downstream sector of the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	First Priority Resources International Limited	Exact match	Lekki, NigeriaHQ recorded Nov 6, 2026	51-200	32 contacts →
	Exact match “First Priority Resources International Ltd (FPRIL) is a vibrant oil servicing company that offers Marine Logistics, Procurement, Engineering and Equipment Rental services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Tethys Plantgeria LTD	Exact match	Port Harcourt, NigeriaHQ recorded Nov 6, 2026	11-50	29 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	XPO Marine Services Limited	Exact match	Victoria Island, NigeriaHQ recorded Nov 6, 2026	11-50	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
13	Atlantic Marine & Oilfield Services LTD	Exact match	Ikoyi, NigeriaHQ recorded Nov 6, 2026	51-200	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
14	Atlantic Fenders And Support Services	Exact match	Lagos Island, NigeriaHQ recorded Nov 6, 2026	51-200	20 contacts →
	Exact match “Welcome to the AFSS business page.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Ejovi Dredging And Marine Services Limited	Exact match	Effurun Delta State, NigeriaHQ recorded Nov 6, 2026	201-500	16 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
16	Afrikdelta Marine Limited Adml	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	DD Grand Services Limited	Exact match	Port Harcourt, NigeriaHQ recorded Nov 6, 2026	51-200	14 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
18	Rotawn Energy & Logistics	Exact match	Lekki, NigeriaHQ recorded Nov 6, 2026	11-50	13 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
19	Derotech Offshore Services Limited	Exact match	Lekki, NigeriaHQ recorded Nov 6, 2026	51-200	11 contacts →
	Exact match “Derotech Offshore Services Limited is a preferred local offshore drilling company in Nigeria with technical support and ultramodern equipment from Pacific Drilling to respond to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Tenax Marine Limited	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	11-50	10 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Fender8	Exact match	Apapa, NigeriaHQ recorded Nov 6, 2026	1-10	10 contacts →
	Exact match “Fender8 is a marine company that provides Ship to Ship Transfer Services, Equipment Rental, Refurbishment and Sale of high quality mooring and berthing equipments.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Global Spectrum Energy Services Nigeria	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	51-200	6 contacts →
	Exact match “Global Spectrum Energy Services Plc is an integrated PAN Africa Oil and Gas Offshore Support Vessel Servicing Company involved in many of the key Oil and Gas producing areas in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Agboro Integrated Services LTD	Exact match	Lagos, NigeriaHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “Agboro is your premier vessel leasing and equipment provider with competitive pricing.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Blue Tide LTD	Exact match	Port, NigeriaHQ recorded Nov 6, 2026	11-50	4 contacts →
	Exact match “We are an indigenous company, based in PortHarcourt Rivers State, Nigeria.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	TAD Offshore	Exact match	Ikoyi, NigeriaHQ recorded Nov 6, 2026	11-50	2 contacts →
	Exact match “TAD Offshore engages in the procurement and provision of offshore marine support, security, and transportation services to the offshore energy industry.” 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 “offshore construction vessel operators”. 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 169 offshore construction vessel operators based in Nigeria

See the full list, filter by size, metro and specialty, and access 188 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore construction vessel operators based in Nigeria at a glance

As of Nov 6, 2026

6.6%Verified-email coverage

16.8Average contacts per company

11-50Median size (employees)

27.2%Largest-city concentration · Lagos

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 169 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 “offshore construction vessel 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 188 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.

Offshore construction vessel operators by metro

Offshore construction vessel operators in Lagos46

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 “offshore construction vessel operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore construction vessel operators are there based in Nigeria?

RevenueBase identified 169 company matches for offshore construction vessel 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?

Arion Energy Services Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most offshore construction vessel operators?

Lagos leads with 46 company records, followed by Port Harcourt (43) and Lagos State (12).

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 188 professional contacts with verified work emails tracked across these 169 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.