Company lists · Data refreshed September 2026
Top 25 Downhole monitoring software companies worldwide
RevenueBase identified 1,313 downhole monitoring software companies worldwide as of September 2026 and tracks 27,024 professional contacts across them, including 8,278 with verified work emails. The United States is the largest market and Houston the largest hub.
This list covers downhole monitoring software companies worldwide, 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 28, 2026. Country and city lists for downhole monitoring software companies follow the table.
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.
The 25 largest downhole monitoring software companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,685 contacts → | ||||
Indirect evidence “Every year, drilling teams make decisions worth millions of dollars on incomplete information.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,043 contacts → | ||||
Indirect evidence “Welltec® is a global technology company that develops and provides efficient, hi-tech solutions for the energy industry.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 629 contacts → | ||||
Indirect evidence “Pason is the leading global provider of specialized data management systems for land-based and offshore rigs worldwide.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 466 contacts → | ||||
Partial evidence “IFS Energy and Resources is the world’s largest independent provider of software and data solutions exclusively serving the upstream oil and gas, mining, and resource industries.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 445 contacts → | ||||
Indirect evidence “OFI-was founded in 1992 as an OEM for Mud Logging units / Mud logging services provider.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 428 contacts → | ||||
Partial evidence “Only Thru Tubing Solutions offers the specialized downhole equipment and services to deliver the results you need, right when you need them.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 422 contacts → | ||||
Indirect evidence “Geoquip Marine is a geotechnical data acquisition company safely delivering offshore geotechnical site investigations and engineering services to clients worldwide.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 410 contacts → | ||||
Partial evidence “Established in 2017 as an engineering consulting and software company, NextComm focuses on computer software operations.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 328 contacts → | ||||
Indirect evidence “ADA is a global energy services company specializing in advanced drilling solutions for oil, gas, and geothermal applications.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 286 contacts → | ||||
Partial evidence “NOV™ IntelliServ® provides the oil and gas industry with broadband networked drillstrings and along-string evaluation that enables downhole conditions to be measured, evaluated…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 278 contacts → | ||||
Indirect evidence “China National Logging Corporation (CNLC), a subsidiary of CNPC Services & Engineering Ltd, solely on behalf of CNPC providing well bore technical services in international…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 237 contacts → | ||||
Indirect evidence “Setting the Standard in Well Completion, Perforating, Seismic and Well Abandonment Technologies.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 232 contacts → | ||||
Indirect evidence “Beyond Energy Services & Technology Corp.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 205 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 205 contacts → | ||||
Indirect evidence “Tally Energy Services is a private-equity backed company serving the global energy industry.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 202 contacts → | ||||
Partial evidence “From mission-critical seismic arrays and tsunami warning systems in over 90 countries across the globe, to induced seismicity monitoring and frac monitoring for the energy…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 196 contacts → | ||||
Indirect evidence “GOWell is a leading Wireline Logging technology company with research, development and manufacturing capabilities of Cased-hole and Open-hole logging equipment with primary…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 186 contacts → | ||||
Indirect evidence “SeaLand Engineering & Well Services is established through multinational investment.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 181 contacts → | ||||
Partial evidence “ShellSquare Softwares Private Limited utilizes it's digitalization knowledge and experience in applying the oil and gas production industry for automation and optimizing offshore…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 178 contacts → | ||||
Indirect evidence “Diversified collaborates with our business partners to lower finding and development costs, decrease the risk profile, increase reserves, and to improve capital efficiencies and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 174 contacts → | ||||
Indirect evidence “ROGII is the leading technology provider for upstream Oil & Gas providing solutions for geoscience, drilling, and completions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 172 contacts → | ||||
Partial evidence “Metrol is committed to providing efficient, reliable and cost effective downhole wireless solutions for the oil industry using acoustic, electromagnetic and inductive telemetry.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 172 contacts → | ||||
Indirect evidence “Seamless Integration Magnum Technology Center designs and manufactures complete equipment packages for Well Testing, Early Production Facilities, Underbalanced Drilling and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 169 contacts → | ||||
Partial evidence “ESG Solutions is a world leader in passive microseismic monitoring.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 157 contacts → | ||||
Partial evidence “American Innovations is the leading provider of field data collection, digital pipeline asset management, remote monitoring, and pipeline compliance for the oil and gas industry.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: downhole monitoring software companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names downhole monitoring software companies.
- Partial evidence
- Its own public description names part of downhole monitoring software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name downhole monitoring software companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,313 downhole monitoring software companies worldwide
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Downhole monitoring software companies worldwide at a glance
As of Sep 28, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 downhole monitoring software companies, 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.
- Coverage
- Every country. Country and city lists for downhole monitoring software companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “downhole monitoring software companies”. 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 downhole monitoring software companies), 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 downhole monitoring software companies, and records with no verified work email.
- 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, 8,278 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 28, 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.
Downhole monitoring software companies by location
7 lists · largest firstEvery Downhole monitoring software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Downhole monitoring software companies based in the United States452
- Downhole monitoring software companies based in Canada140
- Downhole monitoring software companies based in the United Kingdom111
- Downhole monitoring software companies based in Norway53
- Downhole monitoring software companies based in Australia43
Cities
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 downhole monitoring software companies, 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 downhole monitoring software companies are there worldwide?
RevenueBase identified 1,313 downhole monitoring software companies worldwide 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?
Geolog International, headquartered in Dubai, tops this list with the largest team on record.
Which country has the most downhole monitoring software companies?
The United States leads with 452 companies, followed by Canada (140) and the United Kingdom (111). Every downhole monitoring software companies list by country and city is linked on this page.
Which city has the most downhole monitoring software companies?
Houston leads with 138 headquartered companies, followed by Calgary (92) and Aberdeen (24).
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 8,278 verified decision-maker contacts tracked across these 1,313 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 28, 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.