Company lists · Data refreshed September 2026
Top 23 Marine environmental consultancies based in Nigeria
RevenueBase identified 174 company matches for marine environmental consultancies associated with Nigeria as of September 2026 and tracks 1,750 professional contacts across them, including 206 with verified work emails. Lagos is the largest hub.
This list covers company matches for marine environmental consultancies 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 September 14, 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 23 largest marine environmental consultancies based in Nigeria
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 409 contacts → | ||||
Exact match “HydroDive provides a broad range of Marine Vessels, Air, Mixed Gas and Saturation Diving, ROV, AUV and Survey Services primarily to the offshore & inshore Petroleum Industry of…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 2 | 190 contacts → | ||||
Exact match “NSML was incorporated as a private limited liability company on October 9, 2008 and started operations in 2010 as a ship manning company.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 3 | 73 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 · Sep 14, 2026 · View company records in RevenueBase | |||||
| 4 | 30 contacts → | ||||
Exact match “Overview Subsea100 Global(SHG), established in 2011, is a leading independent Offshore Services Contractor providing a range of Geophysical, Geotechnical and Subsea related…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 5 | 29 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 · Sep 14, 2026 · View company records in RevenueBase | |||||
| 6 | 21 contacts → | ||||
Exact match “ABOUT US: EEMS Limited is a multi-disciplinary consulting firm incorporated as a limited liability company under the Companies and Allied Matters Act 1990 in September 1997.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 7 | 21 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 · Sep 14, 2026 · View company records in RevenueBase | |||||
| 8 | 20 contacts → | ||||
Exact match “Glenstar Marine Limited is a fully indigenous West African Marine Logistics company incorporated with a mandate to promote international Maritime standards and practices in the…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 9 | 18 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 · Sep 14, 2026 · View company records in RevenueBase | |||||
| 10 | 18 contacts → | ||||
Exact match “EnvironQuest provides integrated solutions for the management of environmental, natural resource, and socioeconomic issues for sustainable development.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 11 | 18 contacts → | ||||
Exact match “Welcome to the AFSS business page.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “Dexter Pro is a fast-growing, dynamic and pragmatic solutions-driven company.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 13 | 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 · Sep 14, 2026 · View company records in RevenueBase | |||||
| 14 | 14 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 15 | 13 contacts → | ||||
Exact match “Somatrix Marine Limited is a Nigerian Company dully registered with the Corporate Affairs Commission in accordance with the laws of the Federal Government of Nigeria.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 16 | 13 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 17 | 12 contacts → | ||||
Exact match “Apex Analytics Limited is a 100% Nigerian Company, owned and managed by young Nigerian experienced professionals (with experience ranging from 6-15 years).” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 18 | 9 contacts → | ||||
Exact match “Kench Survey Limited with over 25 years in Operation provides technical services and professional consulting in the area of land and marine surveying, mapping and land information…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 19 | 9 contacts → | ||||
Exact match “Terra Aqua Environmental Consultancy Ltd is a foremost Nigerian Environmental Consultancy Firms providing a plethora of solutions in the “green business”.” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 20 | 8 contacts → | ||||
Exact match “An Environmental Consulting firm with a wealth of experience in different environmental process projects; EIA, PIA, EER, We are also a leading establishment with expertise in GIS…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 21 | 6 contacts → | ||||
Exact match “Greenstad Projects Limited is a leading environmental consulting, development advisory and training firm comprising of multidisciplinary team of experts with requisite project…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match “Avant-Garde Limited an Environmental One stop shop providing specialized environmental and sustainability management consultancy services to a wide range of clients across…” Recorded in the RevenueBase company graph · Sep 14, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “Olistair is a leading oil and gas servicing company with services that cater to the entire oil and gas value chain.” Recorded in the RevenueBase company graph · Sep 14, 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 “marine environmental consultancies”. 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 23 of 174 marine environmental consultancies based in Nigeria
See the full list, filter by size, metro and specialty, and access 206 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Marine environmental consultancies based in Nigeria at a glance
As of Sep 14, 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 174 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 “marine environmental consultancies” 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 206 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 September 14, 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 “marine environmental consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many marine environmental consultancies are there based in Nigeria?
RevenueBase identified 174 company matches for marine environmental consultancies associated with Nigeria as of September 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?
Hydrodive Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most marine environmental consultancies?
Lagos leads with 47 company records, followed by Port Harcourt (30) and Abuja (8).
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 206 professional contacts with verified work emails tracked across these 174 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 September 14, 2026.
Ready to reach these companies? Verified emails and direct dials for all 174 marine environmental consultancies based in Nigeria. Start with a free account, no credit card.
Download this list →Related lists
Marine environmental consultancies by geography
- Marine environmental consultancies based in Brisbane, Australia
- Marine environmental consultancies based in Melbourne, Australia
- Marine environmental consultancies based in Perth, Australia
- Marine environmental consultancies based in Sydney, Australia
- Marine environmental consultancies based in Belo Horizonte, Brazil
- Marine environmental consultancies based in Campinas, Brazil
- Marine environmental consultancies based in Curitiba, Brazil
- Marine environmental consultancies based in Porto Alegre, Brazil
- Marine environmental consultancies based in Rio De Janeiro, Brazil
- Marine environmental consultancies based in Santos, Brazil
- Marine environmental consultancies based in Sao Paulo, Brazil
- Marine environmental consultancies based in Calgary, Canada
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Marine environmental consultancies based in Brisbane, Australia
- Marine environmental consultancies based in Melbourne, Australia
- Marine environmental consultancies based in Perth, Australia
- Marine environmental consultancies based in Sydney, Australia
- Marine environmental consultancies based in Belo Horizonte, Brazil
- Marine environmental consultancies based in Campinas, Brazil
Company intelligence · public preview
Top 23 marine environmental consultancies 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 174 matching company records for marine environmental consultancies based in Nigeria, with 1,750 tracked contacts and 206 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 14, 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 23 marine environmental consultancies 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 |  Hydrodive Grouphydrodive.comHQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 409 contacts → |
“HydroDive provides a broad range of Marine Vessels, Air, Mixed Gas and Saturation Diving, ROV, AUV and Survey Services primarily to the offshore & inshore Petroleum Industry of…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Port Harcourt, NigeriaReported employees: 501-1,000 | Port Harcourt, Nigeria | 501-1,000 | Exact match | 190 contacts → |
“NSML was incorporated as a private limited liability company on October 9, 2008 and started operations in 2010 as a ship manning company.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Aviam Offshore Engineering Company Limitedaviamng.comHQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 73 contacts → |
“AOECL provides Drilling & Well completion, Manpower, Procurement, Dredging, Inspection, and EPCI services (Engineering, Procurement, Technical Consultancy, Facility Maintenance…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Subsea100 Globalsubsea100.comHQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 30 contacts → |
“Overview Subsea100 Global(SHG), established in 2011, is a leading independent Offshore Services Contractor providing a range of Geophysical, Geotechnical and Subsea related…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Deepwater Engineering Limited DELdeepwaterfze.comHQ: Warri, NigeriaReported employees: 11-50 | Warri, Nigeria | 11-50 | Exact match | 29 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 · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Fct-abuja, NigeriaReported employees: 11-50 | Fct-abuja, Nigeria | 11-50 | Exact match | 21 contacts → |
“ABOUT US: EEMS Limited is a multi-disciplinary consulting firm incorporated as a limited liability company under the Companies and Allied Matters Act 1990 in September 1997.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  West African Fenders LTDwafenders.comHQ: Apapa, NigeriaReported employees: 11-50 | Apapa, Nigeria | 11-50 | Exact match | 21 contacts → |
“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 description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Glenstar Marine Limitedglenstarmarine.comHQ: Lekki Phase 1, NigeriaReported employees: 11-50 | Lekki Phase 1, Nigeria | 11-50 | Exact match | 20 contacts → |
“Glenstar Marine Limited is a fully indigenous West African Marine Logistics company incorporated with a mandate to promote international Maritime standards and practices in the…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  XPO Marine Services Limitedxpomarine.comHQ: Victoria Island, NigeriaReported employees: 11-50 | Victoria Island, Nigeria | 11-50 | Exact match | 18 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 · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Environquest Limitedenvironquest.comHQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 18 contacts → |
“EnvironQuest provides integrated solutions for the management of environmental, natural resource, and socioeconomic issues for sustainable development.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Atlantic Fenders And Support Servicesatlanticfenders.comHQ: Lagos Island, NigeriaReported employees: 51-200 | Lagos Island, Nigeria | 51-200 | Exact match | 18 contacts → |
“Welcome to the AFSS business page.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Dexterpro Limiteddexterprolimited.comHQ: Lekki Phase 1, NigeriaReported employees: 11-50 | Lekki Phase 1, Nigeria | 11-50 | Exact match | 16 contacts → |
“Dexter Pro is a fast-growing, dynamic and pragmatic solutions-driven company.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  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 · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Afrikdelta Marine Limited Admlafrikdeltamarine.com HQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 14 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 |  Somatrix Marine Limitedsomatrixmarine.comHQ: Fct, NigeriaReported employees: 11-50 | Fct, Nigeria | 11-50 | Exact match | 13 contacts → |
“Somatrix Marine Limited is a Nigerian Company dully registered with the Corporate Affairs Commission in accordance with the laws of the Federal Government of Nigeria.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Tethys Plantgeria LTDtethys-plantgeria.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  Apex Analytics Limitedapex-ng.comHQ: Port Harcourt, NigeriaReported employees: 1-10 | Port Harcourt, Nigeria | 1-10 | Exact match | 12 contacts → |
“Apex Analytics Limited is a 100% Nigerian Company, owned and managed by young Nigerian experienced professionals (with experience ranging from 6-15 years).” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Kench Surveykenchsurvey.comHQ: Warri, NigeriaReported employees: 1-10 | Warri, Nigeria | 1-10 | Exact match | 9 contacts → |
“Kench Survey Limited with over 25 years in Operation provides technical services and professional consulting in the area of land and marine surveying, mapping and land information…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Terra Aqua Environmental Consultancy Limitedterraaqua.com.ngHQ: Ogun State, NigeriaReported employees: 11-50 | Ogun State, Nigeria | 11-50 | Exact match | 9 contacts → |
“Terra Aqua Environmental Consultancy Ltd is a foremost Nigerian Environmental Consultancy Firms providing a plethora of solutions in the “green business”.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Delta Systematics LTDdeltasystematics.comHQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 8 contacts → |
“An Environmental Consulting firm with a wealth of experience in different environmental process projects; EIA, PIA, EER, We are also a leading establishment with expertise in GIS…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Greenstad Projects Limitedgreenstad.ngHQ: Ibadan, NigeriaReported employees: 1-10 | Ibadan, Nigeria | 1-10 | Exact match | 6 contacts → |
“Greenstad Projects Limited is a leading environmental consulting, development advisory and training firm comprising of multidisciplinary team of experts with requisite project…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Avant-Garde Limitedavantgardeltd.orgHQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 5 contacts → |
“Avant-Garde Limited an Environmental One stop shop providing specialized environmental and sustainability management consultancy services to a wide range of clients across…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Olistair Integrated Services Limitedolistair.comHQ: Ikeja, NigeriaReported employees: 11-50 | Ikeja, Nigeria | 11-50 | Exact match | 4 contacts → |
“Olistair is a leading oil and gas servicing company with services that cater to the entire oil and gas value chain.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 174 company matches
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Marine environmental consultancies: dataset insights
September 14, 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
174 records in the displayed employee bands.
0 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 174 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: September 14, 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 ↗
Questions about this company list
What does Exact match mean for marine environmental consultancies?
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 marine environmental consultancies did RevenueBase find based in Nigeria?
The saved snapshot records 174 matching company records, 1,750 tracked contacts and 206 verified emails. The public preview displays 23 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 14, 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
Marine environmental consultancies by geography
- Marine environmental consultancies based in Brisbane, Australia
- Marine environmental consultancies based in Melbourne, Australia
- Marine environmental consultancies based in Perth, Australia
- Marine environmental consultancies based in Sydney, Australia
- Marine environmental consultancies based in Belo Horizonte, Brazil
- Marine environmental consultancies based in Campinas, Brazil
- Marine environmental consultancies based in Curitiba, Brazil
- Marine environmental consultancies based in Porto Alegre, Brazil
- Marine environmental consultancies based in Rio De Janeiro, Brazil
- Marine environmental consultancies based in Santos, Brazil
- Marine environmental consultancies based in Sao Paulo, Brazil
- Marine environmental consultancies based in Calgary, Canada
Cite this list
RevenueBase Data Team. Top 23 marine environmental consultancies based in Nigeria. Snapshot: September 14, 2026. https://revenuebase.ai/companies/marine-environmental-consultancies/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
- Marine environmental consultancies based in Brisbane, Australia
- Marine environmental consultancies based in Melbourne, Australia
- Marine environmental consultancies based in Perth, Australia
- Marine environmental consultancies based in Sydney, Australia
- Marine environmental consultancies based in Belo Horizonte, Brazil
- Marine environmental consultancies based in Campinas, Brazil
Company intelligence · public preview
Top 23 marine environmental consultancies based in Nigeria
RevenueBase records 174 matching company records for marine environmental consultancies based in Nigeria, with 1,750 tracked contacts and 206 verified work emails.
This public preview shows 23 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 14, 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 23 marine environmental consultancies 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 | Hydrodive Grouphydrodive.com HQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 409 contacts → |
“HydroDive provides a broad range of Marine Vessels, Air, Mixed Gas and Saturation Diving, ROV, AUV and Survey Services primarily to the offshore & inshore Petroleum Industry of…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Port Harcourt, NigeriaReported employees: 501-1,000 | Port Harcourt, Nigeria | 501-1,000 | Exact match | 190 contacts → |
“NSML was incorporated as a private limited liability company on October 9, 2008 and started operations in 2010 as a ship manning company.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Aviam Offshore Engineering Company Limitedaviamng.com HQ: Lagos, NigeriaReported employees: 201-500 | Lagos, Nigeria | 201-500 | Exact match | 73 contacts → |
“AOECL provides Drilling & Well completion, Manpower, Procurement, Dredging, Inspection, and EPCI services (Engineering, Procurement, Technical Consultancy, Facility Maintenance…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Subsea100 Globalsubsea100.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 30 contacts → |
“Overview Subsea100 Global(SHG), established in 2011, is a leading independent Offshore Services Contractor providing a range of Geophysical, Geotechnical and Subsea related…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Deepwater Engineering Limited DELdeepwaterfze.com HQ: Warri, NigeriaReported employees: 11-50 | Warri, Nigeria | 11-50 | Exact match | 29 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 · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Fct-abuja, NigeriaReported employees: 11-50 | Fct-abuja, Nigeria | 11-50 | Exact match | 21 contacts → |
“ABOUT US: EEMS Limited is a multi-disciplinary consulting firm incorporated as a limited liability company under the Companies and Allied Matters Act 1990 in September 1997.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | West African Fenders LTDwafenders.com HQ: Apapa, NigeriaReported employees: 11-50 | Apapa, Nigeria | 11-50 | Exact match | 21 contacts → |
“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 description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Glenstar Marine Limitedglenstarmarine.com HQ: Lekki Phase 1, NigeriaReported employees: 11-50 | Lekki Phase 1, Nigeria | 11-50 | Exact match | 20 contacts → |
“Glenstar Marine Limited is a fully indigenous West African Marine Logistics company incorporated with a mandate to promote international Maritime standards and practices in the…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | XPO Marine Services Limitedxpomarine.com HQ: Victoria Island, NigeriaReported employees: 11-50 | Victoria Island, Nigeria | 11-50 | Exact match | 18 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 · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Environquest Limitedenvironquest.com HQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 18 contacts → |
“EnvironQuest provides integrated solutions for the management of environmental, natural resource, and socioeconomic issues for sustainable development.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Atlantic Fenders And Support Servicesatlanticfenders.com HQ: Lagos Island, NigeriaReported employees: 51-200 | Lagos Island, Nigeria | 51-200 | Exact match | 18 contacts → |
“Welcome to the AFSS business page.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Dexterpro Limiteddexterprolimited.com HQ: Lekki Phase 1, NigeriaReported employees: 11-50 | Lekki Phase 1, Nigeria | 11-50 | Exact match | 16 contacts → |
“Dexter Pro is a fast-growing, dynamic and pragmatic solutions-driven company.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Afrikdelta Marine Limited Admlafrikdeltamarine.com HQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 14 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Somatrix Marine Limitedsomatrixmarine.com HQ: Fct, NigeriaReported employees: 11-50 | Fct, Nigeria | 11-50 | Exact match | 13 contacts → |
“Somatrix Marine Limited is a Nigerian Company dully registered with the Corporate Affairs Commission in accordance with the laws of the Federal Government of Nigeria.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Tethys Plantgeria LTDtethys-plantgeria.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 13 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Apex Analytics Limitedapex-ng.com HQ: Port Harcourt, NigeriaReported employees: 1-10 | Port Harcourt, Nigeria | 1-10 | Exact match | 12 contacts → |
“Apex Analytics Limited is a 100% Nigerian Company, owned and managed by young Nigerian experienced professionals (with experience ranging from 6-15 years).” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Kench Surveykenchsurvey.com HQ: Warri, NigeriaReported employees: 1-10 | Warri, Nigeria | 1-10 | Exact match | 9 contacts → |
“Kench Survey Limited with over 25 years in Operation provides technical services and professional consulting in the area of land and marine surveying, mapping and land information…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Terra Aqua Environmental Consultancy Limitedterraaqua.com.ng HQ: Ogun State, NigeriaReported employees: 11-50 | Ogun State, Nigeria | 11-50 | Exact match | 9 contacts → |
“Terra Aqua Environmental Consultancy Ltd is a foremost Nigerian Environmental Consultancy Firms providing a plethora of solutions in the “green business”.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Delta Systematics LTDdeltasystematics.com HQ: Port Harcourt, NigeriaReported employees: 11-50 | Port Harcourt, Nigeria | 11-50 | Exact match | 8 contacts → |
“An Environmental Consulting firm with a wealth of experience in different environmental process projects; EIA, PIA, EER, We are also a leading establishment with expertise in GIS…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Greenstad Projects Limitedgreenstad.ng HQ: Ibadan, NigeriaReported employees: 1-10 | Ibadan, Nigeria | 1-10 | Exact match | 6 contacts → |
“Greenstad Projects Limited is a leading environmental consulting, development advisory and training firm comprising of multidisciplinary team of experts with requisite project…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Avant-Garde Limitedavantgardeltd.org HQ: Lagos, NigeriaReported employees: 11-50 | Lagos, Nigeria | 11-50 | Exact match | 5 contacts → |
“Avant-Garde Limited an Environmental One stop shop providing specialized environmental and sustainability management consultancy services to a wide range of clients across…” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Olistair Integrated Services Limitedolistair.com HQ: Ikeja, NigeriaReported employees: 11-50 | Ikeja, Nigeria | 11-50 | Exact match | 4 contacts → |
“Olistair is a leading oil and gas servicing company with services that cater to the entire oil and gas value chain.” Recorded description excerpt · September 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 23 of 174 company matches
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Marine environmental consultancies: dataset insights
September 14, 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
174 records in the displayed employee bands.
0 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 174 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: September 14, 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 ↗
Questions about this company list
What does Exact match mean for marine environmental consultancies?
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 marine environmental consultancies did RevenueBase find based in Nigeria?
The saved snapshot records 174 matching company records, 1,750 tracked contacts and 206 verified emails. The public preview displays 23 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 14, 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
Marine environmental consultancies by geography
- Marine environmental consultancies based in Brisbane, Australia
- Marine environmental consultancies based in Melbourne, Australia
- Marine environmental consultancies based in Perth, Australia
- Marine environmental consultancies based in Sydney, Australia
- Marine environmental consultancies based in Belo Horizonte, Brazil
- Marine environmental consultancies based in Campinas, Brazil
- Marine environmental consultancies based in Curitiba, Brazil
- Marine environmental consultancies based in Porto Alegre, Brazil
- Marine environmental consultancies based in Rio De Janeiro, Brazil
- Marine environmental consultancies based in Santos, Brazil
- Marine environmental consultancies based in Sao Paulo, Brazil
- Marine environmental consultancies based in Calgary, Canada
Cite this list
RevenueBase Data Team. Top 23 marine environmental consultancies based in Nigeria. Snapshot: September 14, 2026. https://revenuebase.ai/companies/marine-environmental-consultancies/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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- Marine environmental consultancies based in Brisbane, Australia
- Marine environmental consultancies based in Melbourne, Australia
- Marine environmental consultancies based in Perth, Australia
- Marine environmental consultancies based in Sydney, Australia
- Marine environmental consultancies based in Belo Horizonte, Brazil
- Marine environmental consultancies based in Campinas, Brazil