Company lists · Data refreshed September 2026

Top 25 Seismic monitoring system providers based in the United States

RevenueBase identified 104 seismic monitoring system providers headquartered in the United States as of September 2026 and tracks 1,947 professional contacts across them, including 790 with verified work emails. Houston is the largest hub.

This list covers seismic monitoring system providers headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 22, 2026 86% judged on-target in blind review
104Companies
1,947Contacts tracked
790Verified emails
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The 25 largest seismic monitoring system providers based in the United States

Ranked by team size
Top 25 of 104 seismic monitoring system providers based in the United States, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to seismic monitoring system providers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceHouston, TX, United StatesHQ checked Sep 22, 2026201-500521 contacts →

Indirect evidence

“SAExploration offers a full range of geophysical ground acquisition services from design, prospecting, drilling, recording and analysis of field quality, as well as mobilization…”

Source: RevenueBase Database · checked Sep 22, 2026
2Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 202651-200169 contacts →

Partial evidence

“ESG Solutions is a world leader in passive microseismic monitoring.”

Source: RevenueBase Database · checked Sep 22, 2026
3Strong evidenceSugar Land, TX, United StatesHQ checked Sep 22, 2026201-500153 contacts →

Strong evidence

“INOVA designs and manufactures seismic data acquisition systems primarily for the oil and gas industry.”

Source: RevenueBase Database · checked Sep 22, 2026
4Partial evidenceNarragansett, RI, United StatesHQ checked Sep 22, 202651-200102 contacts →

Partial evidence

“GEO-Instruments provides automated solutions for monitoring the safety and stability of buildings, excavations, bridges, railways, roads, tunnels, dams, embankments, and slopes.”

Source: RevenueBase Database · checked Sep 22, 2026
5Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 202651-20079 contacts →

Partial evidence

“Specialist in Real-Time Completions Intelligence for Fracture Geometry & Efficiency | Geohazards | Stress Field | CCUS | Geothermal | FDI | Sinkhole Detection | Induced Seismicity…”

Source: RevenueBase Database · checked Sep 22, 2026
6Indirect evidenceReno, NV, United StatesHQ checked Sep 22, 202651-20064 contacts →

Indirect evidence

“Minerals / Geothermal / Groundwater / Petroleum / Environmental / Infrastructure Are you concerned about ensuring every opportunity for success for your project and stakeholders?”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceSan Jose, CA, United StatesHQ checked Sep 22, 202651-20052 contacts →

Indirect evidence

“Empowering geoscientists everywhere to explore and quantify the world since 1969.”

Source: RevenueBase Database · checked Sep 22, 2026
8Partial evidenceBellaire, TX, United StatesHQ checked Sep 22, 202611-5045 contacts →

Partial evidence

“Geophysical Technology, Inc.(GTI) designs, engineers, and manufactures wireless seismic recording technology, ancillary equipment and tools.”

Source: RevenueBase Database · checked Sep 22, 2026
9Indirect evidenceSan Mateo, CA, United StatesHQ checked Sep 22, 202611-5043 contacts →

Indirect evidence

“SkyGeo helps organizations understand what has changed, why it matters, and what to do next.”

Source: RevenueBase Database · checked Sep 22, 2026
10Strong evidenceBirmingham, AL, United StatesHQ checked Sep 22, 202611-5037 contacts →

Strong evidence

“Sauls Seismic has been in the monitoring business for over four decades.”

Source: RevenueBase Database · checked Sep 22, 2026
11Partial evidenceRedmond, WA, United StatesHQ checked Sep 22, 202611-5034 contacts →

Partial evidence

“Paroscientific is the world leader in the field of precision pressure and seismic measurements.”

Source: RevenueBase Database · checked Sep 22, 2026
12Indirect evidenceFountain Valley, CA, United StatesHQ checked Sep 22, 202611-5028 contacts →

Indirect evidence

“Earth Mechanics, Inc.(EMI) is a Geotechnical and Earthquake Engineering company based out of 17800 Newhope Street, Suite B, Fountain Valley, California, United States.”

Source: RevenueBase Database · checked Sep 22, 2026
13Strong evidenceSaratoga Springs, NY, United StatesHQ checked Sep 22, 202611-5025 contacts →

Strong evidence

“Geophysical Software Development Celebrating 25 Years in business in 2023 Instrumental Software Technologies, Inc.(ISTI) specializes in full turnkey seismic monitoring services…”

Source: RevenueBase Database · checked Sep 22, 2026
14Partial evidenceCocoa Beach, FL, United StatesHQ checked Sep 22, 202611-5021 contacts →

Partial evidence

“Quantum, a Geospace brand, is a leader in delivering real-time situational awareness with seismic-acoustic technology.”

Source: RevenueBase Database · checked Sep 22, 2026
15Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 22, 202611-5020 contacts →

Partial evidence

“Geotechnical and Structural Instrumentation Monitoring.”

Source: RevenueBase Database · checked Sep 22, 2026
16Strong evidenceStafford, TX, United StatesHQ checked Sep 22, 202611-5020 contacts →

Strong evidence

“A Revolution in Seismic Data Acquisition We bring to seismic contractors and service companies the industry's only scalable wireless seismic recording system with real-time…”

Source: RevenueBase Database · checked Sep 22, 2026
17Partial evidenceDighton, CA, United StatesHQ checked Sep 22, 202651-20017 contacts →

Partial evidence

“NodalSeismic, LLC engages in the seismic acquisition business as a contractor to major oil & gas companies, engineering / consulting firms, or government entities.”

Source: RevenueBase Database · checked Sep 22, 2026
18Partial evidenceValencia, CA, United StatesHQ checked Sep 22, 202651-20016 contacts →

Partial evidence

“Our Story Started in a garage over 25 years ago with the goal of helping ensure worker safety by protecting work environments from seismic activity, WorkSafe Technologies has…”

Source: RevenueBase Database · checked Sep 22, 2026
19Partial evidenceWheat Ridge, CO, United StatesHQ checked Sep 22, 202611-5014 contacts →

Partial evidence

“Earth Science Systems, LLC (ESS, LLC) manufactures geophysical instrumentation and software for the construction, infrastructure, and energy industries.”

Source: RevenueBase Database · checked Sep 22, 2026
20Indirect evidenceAustin, TX, United StatesHQ checked Sep 22, 20261-1013 contacts →

Indirect evidence

“Exploration Instruments provides geophysical equipment on a rental basis to engineers, geophysicists, hydrologists, archaeologists, and others involved in geotechnical…”

Source: RevenueBase Database · checked Sep 22, 2026
21Indirect evidenceBethel, VT, United StatesHQ checked Sep 22, 20261-1012 contacts →

Indirect evidence

“Innovative R&D of sensors and instrumentation for geotechnical, oceanographic, atmospheric, agricultural, transportation, and security use.”

Source: RevenueBase Database · checked Sep 22, 2026
22Strong evidenceVan Nuys, CA, United StatesHQ checked Sep 22, 202611-5011 contacts →

Strong evidence

“Paulsson provides Surveying and Monitoring Solutions for Underground Gas Storage (UGS), Enhanced Geothermal Systems (EGS), Enhanced Oil and Gas Recovery (EOR), and Oil and Gas…”

Source: RevenueBase Database · checked Sep 22, 2026
23Partial evidenceFort Collins, CO, United StatesHQ checked Sep 22, 202651-20010 contacts →

Partial evidence

“Since its humble origins over four decades ago, Sigicom has grown to become a leading supplier and manufacturer of robust remote monitoring solutions.”

Source: RevenueBase Database · checked Sep 22, 2026
24Partial evidenceMalakoff, TX, United StatesHQ checked Sep 22, 20261-109 contacts →

Partial evidence

“Silverthorne provides access to the highest quality seismic data within the Oil & Gas Industry for over 18 years.”

Source: RevenueBase Database · checked Sep 22, 2026
25Partial evidenceReno, NV, United StatesHQ checked Sep 22, 20261-109 contacts →

Partial evidence

“Our VsSurf® solution equips professionals with the tools to efficiently record and analyze surface waves, using both ambient and active seismic energy, for a deeper understanding…”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 25 of 104 seismic monitoring system providers based in the United States

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Seismic monitoring system providers based in the United States at a glance

As of Sep 22, 2026
40.6%Verified-email coverage
18.7Average contacts per company
1-10Median size (employees)
14.4%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
60
11-50
23
51-200
17
201-500
4

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 104 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among seismic monitoring system providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “seismic monitoring system providers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names seismic monitoring system providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among seismic monitoring system providers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 790 across the full list. 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 22, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names seismic monitoring system providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many seismic monitoring system providers are there based in the United States?

RevenueBase identified 104 seismic monitoring system providers headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Saexploration, headquartered in Houston, tops this list with the largest team on record.

Which city has the most seismic monitoring system providers?

Houston leads with 15 headquartered companies, followed by Austin (2) and Boulder (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 790 verified decision-maker contacts tracked across these 104 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 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 Smart Search, 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.