Company lists · Data refreshed November 2026

Top 25 Maritime security compliance firms worldwide

RevenueBase identified 1,592 company matches for maritime security compliance firms worldwide as of November 2026 and tracks 16,019 professional contacts across them, including 2,686 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for maritime security compliance firms worldwide, 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 5, 2026. Country and city lists for maritime security compliance firms follow the table.

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 5, 2026 How this list was built
1,592Companies
16,019Contacts tracked
2,686Verified emails
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The 25 largest maritime security compliance firms worldwide

Ranked by team size
Top 25 of 1,592 company matches for maritime security compliance firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchHong KongHQ recorded Nov 5, 2026501-1,0001,400 contacts →

Exact match

“First established in Shanghai in 1903, Wallem Group has a 120-year maritime heritage with a presence in 19 countries globally.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchGardena, CA, United StatesHQ recorded Nov 5, 2026501-1,000507 contacts →

Exact match

“American Guard Services is an established, reliable and accredited security protection firm.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchHereford, United KingdomHQ recorded Nov 5, 202651-200465 contacts →

Exact match

“Always On"- We are at the heart of a diverse and interdependent global maritime eco-system.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchMumbai, IndiaHQ recorded Nov 5, 2026201-500359 contacts →

Exact match

“Since our founding in 2009, we have been dedicated to providing expert and cost-effective maritime solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchPort Harcourt, NigeriaHQ recorded Nov 5, 2026201-500201 contacts →

Exact match

“Ocean Marine Solutions Ltd is a strategically positioned organization operating the marine industry to provide solutions to high-risks security concerns in Nigerian waters.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 5, 202651-200199 contacts →

Exact match

“Pole Star Global is a maritime intelligence and technology solutions company, focusing on reducing risk and optimising trade efficiency.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchTuzla, TürkiyeHQ recorded Nov 5, 2026201-500181 contacts →

Exact match

“We lead maritime solutions for our partners and industry stakeholders.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchSingaporeHQ recorded Nov 5, 202651-200131 contacts →

Exact match

“Nimbus Marine Group NMS involves in the following maritime operations.* Crew Management,main fleet,offshore,Passenger ship, offshore construction, Renewable energy, rig,drilling…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchSpring, TX, United StatesHQ recorded Nov 5, 2026201-500121 contacts →

Exact match

“ABS Wavesight™ is a maritime software-as-a-service (SaaS) company, built on the foundation of ABS, one of the world's leading ship classification organizations with a 160+ year…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchLimassol, CyprusHQ recorded Nov 5, 2026501-1,000118 contacts →

Exact match

“History: Diaplous Group started out as a private maritime security company (PMSC) in 2010, providing services to the owners and operators of vessels in high-risk areas such as the…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchBarranquilla, ColombiaHQ recorded Nov 5, 2026201-500113 contacts →

Exact match

“12 años de experiencia en el ámbito marítimo.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchLong Beach, CA, United StatesHQ recorded Nov 5, 2026501-1,000103 contacts →

Exact match

“TSS is a private security firm specializing in customer service, partnership focused cruise terminal, cargo facility and port authority security services, as well as crew…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchNovena, SingaporeHQ recorded Nov 5, 202611-5096 contacts →

Exact match

“Viridian Maritime are a niche provider of marine services to the shipping and maritime industry with our core business as Vessel Operations and Asset Management.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchRotterdam, NetherlandsHQ recorded Nov 5, 2026501-1,00095 contacts →

Exact match

“RBC has been the specialist in the field of safety and security in the industry and maritime sector since 1994.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchFarum, DenmarkHQ recorded Nov 5, 202651-20092 contacts →

Exact match

“Danelec, a GTT group company, is a global leader in maritime safety, data collection, and digital performance solutions, supporting shipowners and operators in accelerating their…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchNavi Mumbai, SingaporeHQ recorded Nov 5, 202651-20090 contacts →

Exact match

“Safe Lanes is a specialist client centric maritime consulting firm which focuses on providing Solutions, Services and Training in all aspects of Safety, Health, Security…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchSharjah, United Arab EmiratesHQ recorded Nov 5, 202651-20088 contacts →

Exact match

“At Al Safwan Marine, we pride ourselves on being a premier service provider for marine safety inspections, catering to all major ports across the UAE and the broader Middle East…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchSharjah, United Arab EmiratesHQ recorded Nov 5, 202611-5087 contacts →

Exact match

“Consilium Marine & Safety group is a technical knowledge-based company, based in Sweden, active in well-defined market and product areas.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchAndheri East, IndiaHQ recorded Nov 5, 202611-5087 contacts →

Exact match

“XT Ships Management India Pvt.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchMumbai, IndiaHQ recorded Nov 5, 2026201-50087 contacts →

Exact match

“Naz Maritime Services, registered as ISO 9001:2008 and CMO Part 2 (MLC 2006) is a certified organization, bearing license No.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchPasadena, TX, United StatesHQ recorded Nov 5, 202651-20086 contacts →

Exact match

“DPS Certificate of Private Security License Number B00257 Whether you own or operate a business, securing and protecting your assets against theft and vandalism is a vital part of…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchTiverton, United KingdomHQ recorded Nov 5, 202611-5086 contacts →

Exact match

“We provide affordable excellence in maritime security – appropriate protection; minimum fuss; optimum service.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchChennai, IndiaHQ recorded Nov 5, 202651-20083 contacts →

Exact match

“Marine Mechanics is a marine engineering services company built on three principles: Prevention, Protection, and Performance.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchPiraeus, GreeceHQ recorded Nov 5, 202651-20082 contacts →

Exact match

“Alpha Marine Consulting (AMC) is a leading marine consultancy firm, ranking among the largest in Europe.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchAmsterdam-duivendrecht, NetherlandsHQ recorded Nov 5, 202611-5075 contacts →

Exact match

“At Varuna Marine Services B.V, we understand the ever-changing nature of the maritime industry and the challenges it brings.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 1,592 maritime security compliance firms worldwide

See the full list, filter by size, metro and specialty, and access 2,686 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Maritime security compliance firms worldwide at a glance

As of Nov 5, 2026
16.8%Verified-email coverage
10.1Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
945
11-50
458
51-200
122
201-500
32
501-1,000
13
1,001-5,000
4
10001+
2

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for maritime security compliance firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “maritime security compliance firms” 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. 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 2,686 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 5, 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.

Maritime security compliance firms by location

16 lists · largest first

Every Maritime security compliance firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “maritime security compliance firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many maritime security compliance firms are there worldwide?

RevenueBase identified 1,592 company matches for maritime security compliance firms worldwide 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?

Wallem Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most maritime security compliance firms?

The United States leads with 219 companies, followed by the United Kingdom (149) and India (77). Every maritime security compliance firms list by country and city is linked on this page.

Which city has the most maritime security compliance firms?

London leads with 37 company records, followed by Singapore (36) and Dubai (22).

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 2,686 professional contacts with verified work emails tracked across these 1,592 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 5, 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.