Company lists · Data refreshed September 2026

Top 25 Well monitoring systems companies worldwide

RevenueBase identified 622 company matches for well monitoring systems companies worldwide as of September 2026 and tracks 11,265 professional contacts across them, including 3,093 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for well monitoring systems companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 22, 2026. Country and city lists for well monitoring systems companies follow the table.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 22, 2026 How this list was built
622Companies
11,265Contacts tracked
3,093Verified emails
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The 25 largest well monitoring systems companies worldwide

Ranked by team size
Top 25 of 622 company matches for well monitoring systems companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchDubai, United Arab EmiratesHQ recorded Sep 22, 20261,001-5,0001,685 contacts →

Exact match

“Every year, drilling teams make decisions worth millions of dollars on incomplete information.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchAberdeen, United KingdomHQ recorded Sep 22, 2026501-1,000924 contacts →

Exact match

“Proserv is the controls technology partner powering progress across the global energy sector.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchMumbai, IndiaHQ recorded Sep 22, 2026501-1,000445 contacts →

Exact match

“OFI-was founded in 1992 as an OEM for Mud Logging units / Mud logging services provider.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchUnited StatesHQ recorded Sep 22, 20261,001-5,000278 contacts →

Exact match

“China National Logging Corporation (CNLC), a subsidiary of CNPC Services & Engineering Ltd, solely on behalf of CNPC providing well bore technical services in international…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchCampo Grande, ArgentinaHQ recorded Sep 22, 2026201-500205 contacts →

Exact match

“RAKIDUAMN Is a company fouded by Aiassa Brothers Luis Aiassa an Electronical Engineer with mor than 20 years experenced in elctronic and telecomunication bussines Mariano Aiassa…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchReserve, LA, United StatesHQ recorded Sep 22, 2026201-500178 contacts →

Exact match

“Diversified collaborates with our business partners to lower finding and development costs, decrease the risk profile, increase reserves, and to improve capital efficiencies and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchEdmonton, CanadaHQ recorded Sep 22, 2026201-500171 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchFort Collins, CO, United StatesHQ recorded Sep 22, 2026201-500170 contacts →

Exact match

“In-Situ simplifies water monitoring for surface water, coastal, groundwater, aquaculture, drinking water and wastewater applications with reliable, low-maintenance instrumentation…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchHouston, United StatesHQ recorded Sep 22, 202651-200125 contacts →

Exact match

“Intelligent Wellhead Systems designs, tests, manufactures and deploys proprietary and unique digital safety and efficiency workflow technologies for oil and gas well completion…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchHouston, United StatesHQ recorded Sep 22, 202651-200124 contacts →

Exact match

“Founded in 1980, Agar Corporation is a family owned operated business and a leading pioneer of process measurement and control systems and services within the energy sector.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchVillahermosa, MexicoHQ recorded Sep 22, 202651-200121 contacts →

Exact match

“Servicios de: Registro Continuo de Hidrocarburos, Telemedición de Parámetros de Perforación en Tiempo Real y Transmisión Satelital de Datos, Diseño de Pozos, Análisis…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 22, 2026201-500120 contacts →

Exact match

“Production Equipment & Measurement Experts Our Mission is to build the highest Quality and Best Value Oil & Gas Production & Measurement Equipment in the Industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchCalgary, AB, CanadaHQ recorded Sep 22, 202651-200117 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchBogotá, ColombiaHQ recorded Sep 22, 202651-200105 contacts →

Exact match

“Hanna Instruments®, somos una renombrada empresa global especializada en diseño, producción y distribución de avanzadas tecnologías para el monitoreo de parámetros fisicoquímicos…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchWeatherford, OK, United StatesHQ recorded Sep 22, 202651-20098 contacts →

Exact match

“Impac Exploration Services, Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchPinehurst, TX, United StatesHQ recorded Sep 22, 2026n/a97 contacts →

Exact match

“DHI Services provides the following well site services: Surface Data Logging, Drilling Instrumentation, Real-Time Data Delivery via the Internet, Mud Gas and Ambient Gas…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20082 contacts →

Exact match

“Anyone can provide data.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchDallas, TX, United StatesHQ recorded Sep 22, 202651-20082 contacts →

Exact match

“Production Solutions is majority owned and managed by the Mitchell Group in Dallas, Texas.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchLaksevaag, NorwayHQ recorded Sep 22, 202651-20080 contacts →

Exact match

“ClampOn is a privately owned Norwegian company.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Sep 22, 202651-20079 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchBroussard, LA, United StatesHQ recorded Sep 22, 202651-20072 contacts →

Exact match

“Oilfield Instrumentation is a best-in-class provider of real time drilling instrumentation and certified offshore and land buildings for the oil and gas industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchCalgary, AB, CanadaHQ recorded Sep 22, 202651-20070 contacts →

Exact match

“Hifi develops high fidelity fiber optic monitoring technology for oil and gas applications.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchMidland, TX, United StatesHQ recorded Sep 22, 202651-20070 contacts →

Exact match

“Peak Completions is a leading oil and gas down hole technology provider that offers in-house engineering, manufacturing, and dedicated service to operators around the globe.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchKuala Lumpur, MalaysiaHQ recorded Sep 22, 202651-20067 contacts →

Exact match

“MIT Technologies is focused on providing innovative products & service solutions for the upstream oil and gas industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchCalgary, CanadaHQ recorded Sep 22, 202651-20057 contacts →

Exact match

“Galvanic Applied Sciences Inc.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 622 well monitoring systems companies worldwide

See the full list, filter by size, metro and specialty, and access 3,093 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Well monitoring systems companies worldwide at a glance

As of Sep 22, 2026
27.5%Verified-email coverage
18.1Average contacts per company
11-50Median size (employees)
7.2%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
225
11-50
263
51-200
102
201-500
21
501-1,000
5
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for well monitoring systems companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “well monitoring systems companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 3,093 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 22, 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.

Well monitoring systems companies by location

3 lists · largest first

Every Well monitoring systems companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “well monitoring systems companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many well monitoring systems companies are there worldwide?

RevenueBase identified 622 company matches for well monitoring systems companies worldwide 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?

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

Which country has the most well monitoring systems companies?

The United States leads with 215 companies, followed by Canada (63) and the United Kingdom (35). Every well monitoring systems companies list by country and city is linked on this page.

Which city has the most well monitoring systems companies?

Houston leads with 45 company records, followed by Calgary (36) and Midland (11).

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 3,093 professional contacts with verified work emails tracked across these 622 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 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 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.