Company lists · Data refreshed November 2026

Top 25 Multibeam sonar survey services based in the United States

RevenueBase identified 71 company matches for multibeam sonar survey services associated with the United States as of November 2026 and tracks 1,412 professional contacts across them, including 424 with verified work emails. Houston is the largest hub.

This list covers company matches for multibeam sonar survey 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
71Companies
1,412Contacts tracked
424Verified emails
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The 25 largest multibeam sonar survey services based in the United States

Ranked by team size
Top 25 of 71 company matches for multibeam sonar survey 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 matchLargo, LA, United StatesHQ recorded Nov 6, 2026201-500167 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026n/a133 contacts →

Exact match

“This company has been divested.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCollege Station, TX, United StatesHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“TDI-Brooks is a 27-year-old research and service company specializing in geotechnical and offshore survey projects; multi-disciplinary oceanographic and environmental projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-200114 contacts →

Exact match

“Benthic is a global leader in offshore marine geotechnical investigation, survey, analysis and design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSugar Land, TX, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Subsea Construction”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSanta Barbara, CA, United StatesHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“Since beginning operation in 1973, Sonatech, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRichmond, NY, United StatesHQ recorded Nov 6, 202611-5053 contacts →

Exact match

“We are a vertically-integrated ocean exploration company developing proprietary robotics and software to quickly and cheaply explore the entirety of the Earth’s oceans on a scale…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWest Wareham, MA, United StatesHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“EdgeTech is a leading manufacturer of underwater technology solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNorwood, NJ, United StatesHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Alpine are experts in acquiring, analyzing, and interpreting data from marine offshore, nearshore, and freshwater environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNewburyport, MA, United StatesHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Klein Marine Systems is a leading provider of advanced sonar systems, underwater technology, and marine data solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOld Saybrook, CT, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“OSI is a highly responsive hydrographic, geophysical, physical oceanographic surveying and sediment sampling firm staffed with scientists, hydrographers, engineers, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPalmer, AK, United StatesHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Provider of professional surveying services throughout the world safely, effectively, and economically.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact matchShingle Springs, CA, United StatesHQ recorded Nov 6, 202611-5031 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLongmont, CO, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“3D at Depth is the world’s only true commercial deep-water LiDAR technology company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“TCarta is the world's foremost supplier of bathymetric data for near-shore areas around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“R2Sonic was founded in February 2006 by three veteran underwater acoustical engineers; Jens R.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Zupt provides the technology, offshore expertise, and data needed to execute critical offshore operations with confidence and reduced risk.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPrairieville, LA, United StatesHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“Tesla Offshore, LLC provides high resolution marine geophysical survey services in the Gulf of Mexico and internationally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLos Altos, CA, United StatesHQ recorded Nov 6, 20261-1019 contacts →

Exact match

“Chesapeake Technology is a leader in ocean geophysical and seafloor mapping solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWarwick, RI, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“FarSounder products keep you and your vessel safe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPocasset, MA, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Falmouth Scientific, Inc.(FSI) is a Pocasset, MA, USA based designer and manufacturer of precision oceanographic instrumentation and systems including the Bubble Gun family of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact 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
24Exact matchHartwell, GA, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“ECHO81 is a US-based distributor for hydrographic survey equipment and marine instrumentation offering sales, rentals, installations, and training.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Our company offers several Products & Services in support of the Offshore Survey, Construction and Research industries.”

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

Showing 25 of 71 multibeam sonar survey services based in the United States

See the full list, filter by size, metro and specialty, and access 424 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Multibeam sonar survey services based in the United States at a glance

As of Nov 6, 2026
30.0%Verified-email coverage
19.9Average contacts per company
11-50Median size (employees)
14.1%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
25
51-200
14
201-500
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 71 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 “multibeam sonar survey 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 424 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 “multibeam sonar survey services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many multibeam sonar survey services are there based in the United States?

RevenueBase identified 71 company matches for multibeam sonar survey 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?

Phoenix International Holdings, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most multibeam sonar survey services?

Houston leads with 10 company records, followed by Charleston (3) and Seattle (3).

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 424 professional contacts with verified work emails tracked across these 71 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.