Company lists · Data refreshed September 2026
Top 25 Reservoir simulation software companies based in the United States
RevenueBase identified 126 reservoir simulation software companies headquartered in the United States as of September 2026 and tracks 3,872 professional contacts across them, including 1,723 with verified work emails and 1,041 with mobile numbers. Houston is the largest hub.
This list covers reservoir simulation software companies 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, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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.
The 25 largest reservoir simulation software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,500 | ||||
“With over 70 offices in more than 50 countries located in major oil-producing provinces, Core Laboratories provides services to the world's major, national, and independent oil…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 699 | ||||
“In an era where the world is rapidly advancing towards a cleaner future through decarbonization, Energy Exemplar’s mission lies in ‘Empowering Transformative Energy Decisions’🪫…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 263 | ||||
“New technologies developed by the research and product development teams of Rock Flow Dynamics are integrated into the company’s flagship product – tNavigator.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | PetrotelStrong evidence | 134 | |||
“PetroTel is recognized worldwide as an industry leader in enhanced oil recovery, reservoir characterization and simulation, coalbed methane, production, and exploration…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | 115 | ||||
“GeoSoftware is the global trusted partner for subsurface geoscience software and consulting services.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | 78 | ||||
“For over 50 years, Bryan Research & Engineering has provided the energy industry with process simulation software renowned for its ability to accurately and efficiently predict…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 71 | ||||
“For more than three decades, we’ve supported geoscientists by creating products that help visualize, monitor, and analyze subsurface data from anywhere in the world.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | Lumina GeophysicalPartial evidence | 69 | |||
“Lumina is a leading geophysical services solutions and software provider, specializing in innovative tools for subsurface data analysis in the energy industry.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | NutechPartial evidence | 59 | |||
“NuTech is an upstream reservoir solutions company specializing in creating strategies to value, manage, and act on assets in all phases of the reservoir life cycle.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | 49 | ||||
“Founded in 2014, Tachyus is a leader in operational optimization for the oil and gas industry.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | Inerg, INCPartial evidence | 41 | |||
“inerG is an oil and gas production, economics and asset information management software company based in Houston, Texas that develops technology for investing and operating energy…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | Joshi Technologies International, INCIndirect evidence | 39 | |||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 38 | ||||
“Dynamic Graphics, Inc.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | Resfrac CorporationPartial evidence | 35 | |||
“ResFrac optimizes operators' return on investment by providing the industry's only genuinely coupled hydraulic fracturing, wellbore, and reservoir simulator.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | Wise Rock, LLCPartial evidence | 22 | |||
“Wise Rock improves crucial production and reservoir engineering workflows, provides unmatched visibility into causes of lost production, and integrates all operational data in a…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | Stone Ridge TechnologyPartial evidence | 22 | |||
“Stone Ridge Technology markets ECHELON, a high-performance petroleum reservoir simulator built from inception to run on powerful GPU hardware.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | TRC Consultants, LC PhdwinPartial evidence | 20 | |||
“TRC Consultants, LC is the provider of PHDWin integrated economics and decline curve analysis software.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | Haas & Cobb Petroleum ConsultantsIndirect evidence | 20 | |||
“Born from the merger of two renowned firms: Haas Engineering and Cobb & Associates, HAAS & COBB's team of professional engineers and geologists bring a wealth of knowledge and a…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | Geophysical InsightsIndirect evidence | 19 | |||
“Geophysical Insights was founded in 2008 in Houston, Texas, by Dr.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | Nitec LLCPartial evidence | 19 | |||
“Since its inception in 1995, NITEC has had the opportunity to perform many large-scale, fully-integrated studies on highly complex reservoirs in addition to spacing, completion…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | Resermine INCIndirect evidence | 19 | |||
“The energy sector needs faster, smarter subsurface decisions.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 22 | LINQXPartial evidence | 19 | |||
“Whether the objective is evaluating past stimulation jobs or planning future ones, FRACPRO software portfolio, including FRACPRO Core, FRACPRO Live, STIMPRO, and the all-new XOPS…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 23 | ResmetricsPartial evidence | 19 | |||
“ResMetrics is an oilfield services company that specializes in providing advanced reservoir diagnostics through the use of chemical tracers.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 24 | GverseIndirect evidence | 18 | |||
“GVERSE delivers technology that simplifies, expertise that empowers, and a commitment to keep evolving for whatever comes next for our customers to succeed.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 25 | NSI Technologies, LLCIndirect evidence | 17 | |||
“Founded in 1984, NSI Technologies has more than 40 years of experience in advanced hydraulic fracturing technology.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 126 reservoir simulation software companies based in the United States
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Reservoir simulation software companies based in the United States at a glance
As of Sep 5, 2026Companies by employee count
Verified emails by last verification
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 reservoir simulation software companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “reservoir simulation software companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among reservoir simulation software companies, 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 an evidence 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, 1,723 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 5, 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.
Reservoir simulation software companies by metro
- Reservoir simulation software companies in Houston43
Frequently asked
How many reservoir simulation software companies are there based in the United States?
RevenueBase identified 126 reservoir simulation software companies 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?
Core Laboratories, headquartered in Houston, tops this list with the largest team on record.
Which city has the most reservoir simulation software companies?
Houston leads with 43 headquartered companies, followed by Denver (4) and Katy (4).
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 1,723 verified decision-maker contacts tracked across these 126 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 5, 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.
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