Company lists · Data refreshed November 2026

Top 25 Maritime surveillance services based in the United States

RevenueBase identified 81 company matches for maritime surveillance services associated with the United States as of November 2026 and tracks 1,481 professional contacts across them, including 194 with verified work emails. Houston is the largest hub.

This list covers company matches for maritime surveillance services 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 November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
81Companies
1,481Contacts tracked
194Verified emails
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The 25 largest maritime surveillance services based in the United States

Ranked by team size
Top 25 of 81 company matches for maritime surveillance services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchFairfax, VA, United StatesHQ recorded Nov 6, 2026201-500396 contacts →

Exact match

“Engineering and Technical Services As a leader in navigation and geospatial engineering, WR is on the forefront of maritime innovation, designing and integrating PNT systems…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026201-500263 contacts →

Exact match

“Windward is the leading Maritime AI™ company delivering full visibility across the seas through sensor-agnostic intelligence and agentic workflows that turn ocean data into…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchArlington, VA, United StatesHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“Quartermaster AI is building the world's largest maritime awareness network on the planet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchFort Walton Beach, FL, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Maritime Security Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSan Diego, FL, United StatesHQ recorded Nov 6, 202651-20044 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSan Jose, CO, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Aerospace & Marine International (AMI) is a leading provider of marine weather services, specializing in route optimization to the global shipping industry and site-specific…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew Bedford, RI, United StatesHQ recorded Nov 6, 202611-5032 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchFort Lauderdale, FL, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“GOST® - Global Ocean Security Technologies - offers a full line of state-of-the-art wireless security, monitoring, satellite tracking, surveillance, acoustic deterrent and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMiami, FL, United StatesHQ recorded Nov 6, 202651-20018 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 20261-1016 contacts →

Exact match

“Gradient Marine delivers value to customers and employees with a focus on cutting edge software and scalable technical support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMobile, FL, United StatesHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“In 2009, Meridian.us was formed to provide a cost-effective solution to combating piracy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchImperial Beach, CA, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew York, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Now under the ownership of Pole Star, with an expanded team and a 24/7/365 meteorological operations centre, FleetWeather continues to provide expert weather routing, charter…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLeague City, TX, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Our company consists of a Marine and an Offshore divisions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouston, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“AMS is your one stop marine safety service”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSan Diego, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Zeus Maritime LLC assists Shipowners, Managers, Recognized Organizations, Flag Administrations, Insurance Companies and Maritime Consultants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“ProtectedSeas began in 2015 with a mission to develop innovative technology solutions that promote awareness of vital marine protected areas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew Bern, NC, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Since 2013, Sea Risk has been providing maritime interests the risk assessment, mitigation, real-time subsea asset monitoring, and liaison solutions needed to facilitate…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchVienna, VA, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“VXMarine serves the global maritime community in the operational maritime environment through shipbuilding, port construction, systems engineering, IT/Data Analytics, port…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDE, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“TankerTrackers.com is a maritime intelligence company that tracks crude oil shipments, with a specialty in dark fleet tankers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCarrollton, VA, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Mid-Atlantic Marine Corp is located in Carrollton, VA and specializes in hydrographic survey and marine support services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMalden, VA, United StatesHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Sanborn Analytics is a Massachusetts-based 501(c)(3) nonprofit maritime research institute dedicated to improving maritime safety and security worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchFort Lauderdale, FL, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“YachtSat is a maritime satellite service company that provides technical support and turn key solutions for VSAT and TVRO systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRichmond, TX, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 2026n/a2 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 81 maritime surveillance services based in the United States

See the full list, filter by size, metro and specialty, and access 194 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Maritime surveillance services based in the United States at a glance

As of Nov 6, 2026
13.1%Verified-email coverage
18.3Average contacts per company
11-50Median size (employees)
4.9%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
35
11-50
29
51-200
13
201-500
2
1,001-5,000
1

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 81 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 surveillance services” 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 194 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

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

How many maritime surveillance services are there based in the United States?

RevenueBase identified 81 company matches for maritime surveillance services associated with the United States 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?

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

Which city has the most maritime surveillance services?

Houston leads with 4 company records, followed by Miami (4) and San Diego (4).

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 194 professional contacts with verified work emails tracked across these 81 companies; direct dials are available where recorded.

How current is this list?

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

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About this data

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