Company lists · Data refreshed September 2026
Top 25 Maritime security compliance firms based in the United States
RevenueBase identified 208 company matches for maritime security compliance firms associated with the United States as of September 2026 and tracks 2,426 professional contacts across them, including 545 with verified work emails. Houston is the largest hub.
This list covers company matches for maritime security compliance firms associated with the United States, 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 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest maritime security compliance firms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 484 contacts → | ||||
Exact match “American Guard Services is an established, reliable and accredited security protection firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 125 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 · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 112 contacts → | ||||
Exact match “Established in 1993, the International Register of Shipping (INTLREG) is an independent classification society working with the objective of safeguarding life, property and the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 103 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 · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 89 contacts → | ||||
Exact match “NCB is an independent, not-for-profit organization dedicated to safeguarding life and cargo through safer, smarter supply chains.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 84 contacts → | ||||
Exact match “BSI Consulting offers comprehensive world-class solutions in environmental, health, safety (EHS), supply chain security, and sustainability.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 65 contacts → | ||||
Exact match “Maritime Security Services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 49 contacts → | ||||
Exact match “Gallagher Marine Systems (GMS) is the industry’s most comprehensive source of full-service, in-depth, compliance support.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 45 contacts → | ||||
Exact match “ERGONAV GROUP is an International privately-owned Corporation active in the Maritime Sector, focusing on Environmental Testing & Inspections.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 45 contacts → | ||||
Exact match “TBS Safety is your trusted partner in building safer, stronger operations across the maritime industry and beyond.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 41 contacts → | ||||
Exact match “Since 1968, Sabine Surveyors has provided the maritime industry with a wide array of services through our highly trained, educated, competent, and dedicated staff of marine…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 40 contacts → | ||||
Exact match “Six Maritime is a service disabled, veteran-owned maritime security and training company specializing in advanced waterfront protection, autonomous systems integration, and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 35 contacts → | ||||
Exact match “Westar Marine Services has been catering to the San Francisco Maritime Community since it was founded in 1976.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 31 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 31 contacts → | ||||
Exact match “Fathom Resources (Fathom), is a marine service provider established in 2002 with offices located in New Bedford, Massachusetts and Middletown, Rhode Island.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 30 contacts → | ||||
Exact match “Offshore Technical Compliance is rapidly positioning itself as the global offshore industry’s leader in supplying compliance-related services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 28 contacts → | ||||
Exact match “DLS Marine is a worldwide marine surveying firm that has served the industry for over 50 years with offices in New Orleans, Houston, Tampa and Norfolk.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 22 contacts → | ||||
Exact match “Global Trade & Security Solutions Excellence in the Public & Private Sector A proud V3-certified company ISOA Women, Peace, and Security Certified Company Since 1993, the experts…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 20 contacts → | ||||
Exact match “Founded in 1983, Maritime Professional Training (MPT) is the largest private maritime training school in the United States, serving more than students per year, providing training…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 19 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 16 contacts → | ||||
Exact match “In 2009, Meridian.us was formed to provide a cost-effective solution to combating piracy.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 16 contacts → | ||||
Exact match “Since March of 2011, Seaguard Security LLC (SGS) has specialized in providing affordable armed security solutions for vessels operating in high-risk waters including the Gulf of…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 15 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 13 contacts → | ||||
Exact match “MM-SEAS is a team of nearly 30 maritime professionals, credentialing specialists, and engineers working to make USCG licensing something no mariner, office team, or instructor has…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 13 contacts → | ||||
Exact match “CRS Class is a marine classification society promoting safer shipping and cleaner seas through state-of-the-art technology and expert classification services, focusing on maritime…” Recorded in the RevenueBase company graph · Sep 28, 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 “maritime security compliance firms”. 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 208 maritime security compliance firms based in the United States
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Maritime security compliance firms based in the United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 208 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 the United States 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. 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 545 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 28, 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 “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 based in the United States?
RevenueBase identified 208 company matches for maritime security compliance firms associated with the United States 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?
American Guard Services, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most maritime security compliance firms?
Houston leads with 15 company records, followed by Fort Lauderdale (7) and New York (6).
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 545 professional contacts with verified work emails tracked across these 208 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 208 maritime security compliance firms based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Maritime security compliance firms by geography
- Maritime security compliance firms based in Singapore, Singapore
- Maritime security compliance firms based in London, United Kingdom
- Maritime security compliance firms based in Australia
- Maritime security compliance firms based in Brazil
- Maritime security compliance firms based in France
- Maritime security compliance firms based in Germany
- Maritime security compliance firms based in Greece
- Maritime security compliance firms based in India
- Maritime security compliance firms based in Italy
- Maritime security compliance firms based in the Netherlands
- Maritime security compliance firms based in Singapore
- Maritime security compliance firms based in Türkiye
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
- Maritime security compliance firms based in Singapore, Singapore
- Maritime security compliance firms based in London, United Kingdom
- Maritime security compliance firms based in Australia
- Maritime security compliance firms based in Brazil
- Maritime security compliance firms based in France
- Maritime security compliance firms based in Germany
Company intelligence · public preview
Top 25 maritime security compliance firms based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 208 matching company records for maritime security compliance firms based in the United States, with 2,426 tracked contacts and 545 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 maritime security compliance firms based in the United States
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 |  American Guard Services, INCamericanguardservices.comHQ: Gardena, CA, United StatesReported employees: 501-1,000 | Gardena, CA, United States | 501-1,000 | Exact match | 484 contacts → |
“American Guard Services is an established, reliable and accredited security protection firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  ABS Wavesightabswavesight.comHQ: Spring, TX, United StatesReported employees: 201-500 | Spring, TX, United States | 201-500 | Exact match | 125 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  International Register Of Shippingintlreg.orgHQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 112 contacts → |
“Established in 1993, the International Register of Shipping (INTLREG) is an independent classification society working with the objective of safeguarding life, property and the…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Terminal Security Solutions, INCtermsec.comHQ: Long Beach, CA, United StatesReported employees: 501-1,000 | Long Beach, CA, United States | 501-1,000 | Exact match | 103 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  NCBnatcargo.orgHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 89 contacts → |
“NCB is an independent, not-for-profit organization dedicated to safeguarding life and cargo through safer, smarter supply chains.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  BSI Consultingbsigroup.comHQ: Herndon, VA, United StatesReported employees: 1,001-5,000 | Herndon, VA, United States | 1,001-5,000 | Exact match | 84 contacts → |
“BSI Consulting offers comprehensive world-class solutions in environmental, health, safety (EHS), supply chain security, and sustainability.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Trident Group America, INCgotridentgroup.comHQ: Fort Walton Beach, VA, United StatesReported employees: 51-200 | Fort Walton Beach, VA, United States | 51-200 | Exact match | 65 contacts → |
“Maritime Security Services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Gallagher Marine Systems - LLCgallaghermarine.comHQ: Moorestown Township, NJ, United StatesReported employees: 51-200 | Moorestown Township, NJ, United States | 51-200 | Exact match | 49 contacts → |
“Gallagher Marine Systems (GMS) is the industry’s most comprehensive source of full-service, in-depth, compliance support.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Ergonav Groupergonavgroup.comHQ: New York, United StatesReported employees: 501-1,000 | New York, United States | 501-1,000 | Exact match | 45 contacts → |
“ERGONAV GROUP is an International privately-owned Corporation active in the Maritime Sector, focusing on Environmental Testing & Inspections.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  TBS Safetytbssafety.comHQ: Daphne, AL, United StatesReported employees: 11-50 | Daphne, AL, United States | 11-50 | Exact match | 45 contacts → |
“TBS Safety is your trusted partner in building safer, stronger operations across the maritime industry and beyond.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Sabine Surveyors, LTDsabinesurveyors.comHQ: Metairie, LA, United StatesReported employees: 51-200 | Metairie, LA, United States | 51-200 | Exact match | 41 contacts → |
“Since 1968, Sabine Surveyors has provided the maritime industry with a wide array of services through our highly trained, educated, competent, and dedicated staff of marine…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  SIX Maritimesixmaritime.comHQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 40 contacts → |
“Six Maritime is a service disabled, veteran-owned maritime security and training company specializing in advanced waterfront protection, autonomous systems integration, and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Westar Marine Serviceswestarmarineservices.comHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 35 contacts → |
“Westar Marine Services has been catering to the San Francisco Maritime Community since it was founded in 1976.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Global Maritek Systems, INCglobalmaritek.comHQ: St. Augustine, FL, United StatesReported employees: 51-200 | St. Augustine, FL, United States | 51-200 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 |  Fathom Resources LLCfathomresources.comHQ: New Bedford, MA, United StatesReported employees: 11-50 | New Bedford, MA, United States | 11-50 | Exact match | 31 contacts → |
“Fathom Resources (Fathom), is a marine service provider established in 2002 with offices located in New Bedford, Massachusetts and Middletown, Rhode Island.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Offshore Technical Compliance LLCotcompliance.comHQ: Covington, LA, United StatesReported employees: 11-50 | Covington, LA, United States | 11-50 | Exact match | 30 contacts → |
“Offshore Technical Compliance is rapidly positioning itself as the global offshore industry’s leader in supplying compliance-related services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | DLS Marinedlsmarine.com HQ: Metairie, LA, United StatesReported employees: 51-200 | Metairie, LA, United States | 51-200 | Exact match | 28 contacts → |
“DLS Marine is a worldwide marine surveying firm that has served the industry for over 50 years with offices in New Orleans, Houston, Tampa and Norfolk.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Commonwealth Trading Partners, INCctp-inc.comHQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 22 contacts → |
“Global Trade & Security Solutions Excellence in the Public & Private Sector A proud V3-certified company ISOA Women, Peace, and Security Certified Company Since 1993, the experts…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Maritime Professional Trainingmptusa.com HQ: Fort Lauderdale, FL, United StatesReported employees: 51-200 | Fort Lauderdale, FL, United States | 51-200 | Exact match | 20 contacts → |
“Founded in 1983, Maritime Professional Training (MPT) is the largest private maritime training school in the United States, serving more than students per year, providing training…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Marine Safety Consultants, INCmarinesafetyconsultants.com HQ: Fairhaven, MA, United StatesReported employees: 11-50 | Fairhaven, MA, United States | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  meridian.usmeridian.usHQ: Mobile, AL, United StatesReported employees: 51-200 | Mobile, AL, United States | 51-200 | Exact match | 16 contacts → |
“In 2009, Meridian.us was formed to provide a cost-effective solution to combating piracy.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Seaguard Securityseaguardsecurity.comHQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 16 contacts → |
“Since March of 2011, Seaguard Security LLC (SGS) has specialized in providing affordable armed security solutions for vessels operating in high-risk waters including the Gulf of…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Nielsen Beaumont Marine, INCnielsenbeaumont.comHQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 15 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Mm-Seasmmseas.com HQ: Williamsburg, VA, United StatesReported employees: 11-50 | Williamsburg, VA, United States | 11-50 | Exact match | 13 contacts → |
“MM-SEAS is a team of nearly 30 maritime professionals, credentialing specialists, and engineers working to make USCG licensing something no mariner, office team, or instructor has…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Capital Register Of Shipping CRS Classcrsclass.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 13 contacts → |
“CRS Class is a marine classification society promoting safer shipping and cleaner seas through state-of-the-art technology and expert classification services, focusing on maritime…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 208 company matches
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Maritime security compliance firms: dataset insights
September 28, 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
206 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 208 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 28, 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 maritime security compliance firms?
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 maritime security compliance firms did RevenueBase find based in the United States?
The saved snapshot records 208 matching company records, 2,426 tracked contacts and 545 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 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
Maritime security compliance firms by geography
- Maritime security compliance firms based in Singapore, Singapore
- Maritime security compliance firms based in London, United Kingdom
- Maritime security compliance firms based in Australia
- Maritime security compliance firms based in Brazil
- Maritime security compliance firms based in France
- Maritime security compliance firms based in Germany
- Maritime security compliance firms based in Greece
- Maritime security compliance firms based in India
- Maritime security compliance firms based in Italy
- Maritime security compliance firms based in the Netherlands
- Maritime security compliance firms based in Singapore
- Maritime security compliance firms based in Türkiye
Cite this list
RevenueBase Data Team. Top 25 maritime security compliance firms based in the United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/maritime-security-compliance-firms/united-states.
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
- Maritime security compliance firms based in Singapore, Singapore
- Maritime security compliance firms based in London, United Kingdom
- Maritime security compliance firms based in Australia
- Maritime security compliance firms based in Brazil
- Maritime security compliance firms based in France
- Maritime security compliance firms based in Germany
Company intelligence · public preview
Top 25 maritime security compliance firms based in the United States
RevenueBase records 208 matching company records for maritime security compliance firms based in the United States, with 2,426 tracked contacts and 545 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 maritime security compliance firms based in the United States
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 | American Guard Services, INCamericanguardservices.com HQ: Gardena, CA, United StatesReported employees: 501-1,000 | Gardena, CA, United States | 501-1,000 | Exact match | 484 contacts → |
“American Guard Services is an established, reliable and accredited security protection firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | ABS Wavesightabswavesight.com HQ: Spring, TX, United StatesReported employees: 201-500 | Spring, TX, United States | 201-500 | Exact match | 125 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | International Register Of Shippingintlreg.org HQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 112 contacts → |
“Established in 1993, the International Register of Shipping (INTLREG) is an independent classification society working with the objective of safeguarding life, property and the…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Terminal Security Solutions, INCtermsec.com HQ: Long Beach, CA, United StatesReported employees: 501-1,000 | Long Beach, CA, United States | 501-1,000 | Exact match | 103 contacts → |
“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 description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | NCBnatcargo.org HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 89 contacts → |
“NCB is an independent, not-for-profit organization dedicated to safeguarding life and cargo through safer, smarter supply chains.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | BSI Consultingbsigroup.com HQ: Herndon, VA, United StatesReported employees: 1,001-5,000 | Herndon, VA, United States | 1,001-5,000 | Exact match | 84 contacts → |
“BSI Consulting offers comprehensive world-class solutions in environmental, health, safety (EHS), supply chain security, and sustainability.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Trident Group America, INCgotridentgroup.com HQ: Fort Walton Beach, VA, United StatesReported employees: 51-200 | Fort Walton Beach, VA, United States | 51-200 | Exact match | 65 contacts → |
“Maritime Security Services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Gallagher Marine Systems - LLCgallaghermarine.com HQ: Moorestown Township, NJ, United StatesReported employees: 51-200 | Moorestown Township, NJ, United States | 51-200 | Exact match | 49 contacts → |
“Gallagher Marine Systems (GMS) is the industry’s most comprehensive source of full-service, in-depth, compliance support.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Ergonav Groupergonavgroup.com HQ: New York, United StatesReported employees: 501-1,000 | New York, United States | 501-1,000 | Exact match | 45 contacts → |
“ERGONAV GROUP is an International privately-owned Corporation active in the Maritime Sector, focusing on Environmental Testing & Inspections.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | TBS Safetytbssafety.com HQ: Daphne, AL, United StatesReported employees: 11-50 | Daphne, AL, United States | 11-50 | Exact match | 45 contacts → |
“TBS Safety is your trusted partner in building safer, stronger operations across the maritime industry and beyond.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Sabine Surveyors, LTDsabinesurveyors.com HQ: Metairie, LA, United StatesReported employees: 51-200 | Metairie, LA, United States | 51-200 | Exact match | 41 contacts → |
“Since 1968, Sabine Surveyors has provided the maritime industry with a wide array of services through our highly trained, educated, competent, and dedicated staff of marine…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | SIX Maritimesixmaritime.com HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 40 contacts → |
“Six Maritime is a service disabled, veteran-owned maritime security and training company specializing in advanced waterfront protection, autonomous systems integration, and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Westar Marine Serviceswestarmarineservices.com HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 35 contacts → |
“Westar Marine Services has been catering to the San Francisco Maritime Community since it was founded in 1976.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Global Maritek Systems, INCglobalmaritek.com HQ: St. Augustine, FL, United StatesReported employees: 51-200 | St. Augustine, FL, United States | 51-200 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Fathom Resources LLCfathomresources.com HQ: New Bedford, MA, United StatesReported employees: 11-50 | New Bedford, MA, United States | 11-50 | Exact match | 31 contacts → |
“Fathom Resources (Fathom), is a marine service provider established in 2002 with offices located in New Bedford, Massachusetts and Middletown, Rhode Island.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Offshore Technical Compliance LLCotcompliance.com HQ: Covington, LA, United StatesReported employees: 11-50 | Covington, LA, United States | 11-50 | Exact match | 30 contacts → |
“Offshore Technical Compliance is rapidly positioning itself as the global offshore industry’s leader in supplying compliance-related services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | DLS Marinedlsmarine.com HQ: Metairie, LA, United StatesReported employees: 51-200 | Metairie, LA, United States | 51-200 | Exact match | 28 contacts → |
“DLS Marine is a worldwide marine surveying firm that has served the industry for over 50 years with offices in New Orleans, Houston, Tampa and Norfolk.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Commonwealth Trading Partners, INCctp-inc.com HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 22 contacts → |
“Global Trade & Security Solutions Excellence in the Public & Private Sector A proud V3-certified company ISOA Women, Peace, and Security Certified Company Since 1993, the experts…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Maritime Professional Trainingmptusa.com HQ: Fort Lauderdale, FL, United StatesReported employees: 51-200 | Fort Lauderdale, FL, United States | 51-200 | Exact match | 20 contacts → |
“Founded in 1983, Maritime Professional Training (MPT) is the largest private maritime training school in the United States, serving more than students per year, providing training…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Marine Safety Consultants, INCmarinesafetyconsultants.com HQ: Fairhaven, MA, United StatesReported employees: 11-50 | Fairhaven, MA, United States | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | meridian.usmeridian.us HQ: Mobile, AL, United StatesReported employees: 51-200 | Mobile, AL, United States | 51-200 | Exact match | 16 contacts → |
“In 2009, Meridian.us was formed to provide a cost-effective solution to combating piracy.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Seaguard Securityseaguardsecurity.com HQ: Miami, FL, United StatesReported employees: 51-200 | Miami, FL, United States | 51-200 | Exact match | 16 contacts → |
“Since March of 2011, Seaguard Security LLC (SGS) has specialized in providing affordable armed security solutions for vessels operating in high-risk waters including the Gulf of…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Nielsen Beaumont Marine, INCnielsenbeaumont.com HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 15 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Mm-Seasmmseas.com HQ: Williamsburg, VA, United StatesReported employees: 11-50 | Williamsburg, VA, United States | 11-50 | Exact match | 13 contacts → |
“MM-SEAS is a team of nearly 30 maritime professionals, credentialing specialists, and engineers working to make USCG licensing something no mariner, office team, or instructor has…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Capital Register Of Shipping CRS Classcrsclass.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 13 contacts → |
“CRS Class is a marine classification society promoting safer shipping and cleaner seas through state-of-the-art technology and expert classification services, focusing on maritime…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 208 company matches
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Maritime security compliance firms: dataset insights
September 28, 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
206 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 208 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 28, 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 maritime security compliance firms?
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 maritime security compliance firms did RevenueBase find based in the United States?
The saved snapshot records 208 matching company records, 2,426 tracked contacts and 545 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 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
Maritime security compliance firms by geography
- Maritime security compliance firms based in Singapore, Singapore
- Maritime security compliance firms based in London, United Kingdom
- Maritime security compliance firms based in Australia
- Maritime security compliance firms based in Brazil
- Maritime security compliance firms based in France
- Maritime security compliance firms based in Germany
- Maritime security compliance firms based in Greece
- Maritime security compliance firms based in India
- Maritime security compliance firms based in Italy
- Maritime security compliance firms based in the Netherlands
- Maritime security compliance firms based in Singapore
- Maritime security compliance firms based in Türkiye
Cite this list
RevenueBase Data Team. Top 25 maritime security compliance firms based in the United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/maritime-security-compliance-firms/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Maritime security compliance firms based in Australia
- Maritime security compliance firms based in Brazil
- Maritime security compliance firms based in France
- Maritime security compliance firms based in Germany