Company lists · Data refreshed September 2026

Top 25 Hydraulics simulation software companies based in the United States

RevenueBase identified 83 hydraulics simulation software companies headquartered in the United States as of September 2026 and tracks 2,326 professional contacts across them, including 739 with verified work emails. Houston is the largest hub.

This list covers hydraulics 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 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 28, 2026 86% judged on-target in blind review
83Companies
2,326Contacts tracked
739Verified emails
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The 25 largest hydraulics simulation software companies based in the United States

Ranked by team size
Top 25 of 83 hydraulics simulation software companies based in the United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to hydraulics simulation software companies: 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
1Partial evidenceBurlington, MA, United StatesHQ checked Sep 28, 2026501-1,000521 contacts →

Partial evidence

“COMSOL develops mathematical modeling software for driving new breakthroughs in physics and engineering.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceHouston, TX, United StatesHQ checked Sep 28, 2026201-500263 contacts →

Indirect evidence

“New technologies developed by the research and product development teams of Rock Flow Dynamics are integrated into the company’s flagship product – tNavigator.”

Source: RevenueBase Database · checked Sep 28, 2026
3Strong evidenceWestmont, IL, United StatesHQ checked Sep 28, 2026201-500249 contacts →

Strong evidence

“Gamma Technologies develops and licenses GT-SUITE, the leading multi-physics CAE system simulation software.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceMelville, NY, United StatesHQ checked Sep 28, 2026201-500247 contacts →

Partial evidence

“CD-adapco is a Siemens business focused on CFD engineering simulation with a unique vision for Multidisciplinary Design eXploration (MDX).”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceWalnut Creek, CA, United StatesHQ checked Sep 28, 202651-200218 contacts →

Partial evidence

“Founded in 1975, Computers and Structures, Inc.(CSI) is recognized globally as the pioneering leader in software tools for structural and earthquake engineering.”

Source: RevenueBase Database · checked Sep 28, 2026
6Strong evidenceBurlington, MA, United StatesHQ checked Sep 28, 2026201-50092 contacts →

Strong evidence

“Exa, part of SIMULIA a Dassault Systèmes brand, provides simulation and visualization software that predicts the real world performance of products early in the design process.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 28, 20265,001-10,00063 contacts →

Partial evidence

“We’re building innovative, industry-leading software for the water industry.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceSarasota, FL, United StatesHQ checked Sep 28, 202651-20040 contacts →

Partial evidence

“We deliver specialized software to meet the evolving needs of industries such as oil & gas, petrochemical, and aerospace.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidencePhoenix, AZ, United StatesHQ checked Sep 28, 202611-5038 contacts →

Indirect evidence

“NJBSoft was created with a vision to provide technically advanced, state-of-the-art, value-added technological solutions to the Civil, Environmental and Municipal Engineering…”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidencePalo Alto, CA, United StatesHQ checked Sep 28, 202611-5035 contacts →

Partial evidence

“ResFrac optimizes operators' return on investment by providing the industry's only genuinely coupled hydraulic fracturing, wellbore, and reservoir simulator.”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceIrvine, CA, United StatesHQ checked Sep 28, 202611-5035 contacts →

Strong evidence

“Headquartered in Irvine, California – AlphaSTAR Corporation is an engineering software company that provides innovative physics-based simulation technologies.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceProvo, UT, United StatesHQ checked Sep 28, 202611-5030 contacts →

Partial evidence

“What We Do: Aquaveo creates state-of-the-art environmental water modeling software.”

Source: RevenueBase Database · checked Sep 28, 2026
13Strong evidenceHouston, TX, United StatesHQ checked Sep 28, 202611-5023 contacts →

Strong evidence

“CPFD Software is advancing multiphase simulation and technology.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceMount Pleasant, SC, United StatesHQ checked Sep 28, 202611-5022 contacts →

Indirect evidence

“CFturbo is headquartered in Dresden/Germany with a major office in Charleston, SC and supported by a global network of distributors.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceManhattan, KS, United StatesHQ checked Sep 28, 202611-5018 contacts →

Indirect evidence

“Thunderhead Engineering Consultants, Inc.”

Source: RevenueBase Database · checked Sep 28, 2026
16Strong evidenceBoston, MA, United StatesHQ checked Sep 28, 202611-5018 contacts →

Strong evidence

“For nearly 30 years, Simul8 simulation software has been used by the world's leading organizations to improve processes, increase efficiency and reduce costs.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceSt. Louis, MO, United StatesHQ checked Sep 28, 202611-5016 contacts →

Partial evidence

“ESRD (Engineering Software Research and Development, Inc.) exists to create, maintain and support software products for the advancement of the quality, reliability and timeliness…”

Source: RevenueBase Database · checked Sep 28, 2026
18Strong evidenceWestlake Village, CA, United StatesHQ checked Sep 28, 202611-5013 contacts →

Strong evidence

“Metacomp Technologies is at the forefront of cutting edge simulation technology with software products for Computational Fluid Dynamics (CFD++), Aero-Acoustics (CAA++), Model…”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceWatertown, MA, United StatesHQ checked Sep 28, 202611-5011 contacts →

Indirect evidence

“Bentley Systems Inc.”

Source: RevenueBase Database · checked Sep 28, 2026
20Strong evidencePetersburg, TN, United StatesHQ checked Sep 28, 20261-1010 contacts →

Strong evidence

“HRS Systems has been a pioneer in hydraulic calculation software since 1976 and still provides the most accurate solutions in hydraulic calculation for the fire protection…”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceCary, NC, United StatesHQ checked Sep 28, 20261-108 contacts →

Partial evidence

“KYPipe has been developing pipe network analysis software for over 40 years.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceBoston, MA, United StatesHQ checked Sep 28, 20261-107 contacts →

Indirect evidence

“Build advanced fluid models in minutes, predict real-time dynamics with precision, and solve more complex fluid flow problems faster.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceRedmond, United StatesHQ checked Sep 28, 20261-106 contacts →

Partial evidence

“RIE is a hydraulic engineering and modeling firm based in Redmond, Washington.”

Source: RevenueBase Database · checked Sep 28, 2026
24Strong evidenceNewark, United StatesHQ checked Sep 28, 20261-106 contacts →

Strong evidence

“The first collaborative simulation software for compressed air systems created for engineers to increase energy efficiency, reduce carbon emissions, and eliminate costly guesswork…”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceDurham, NC, United StatesHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Resolved Analytics is a professional engineering company headquartered in the Research Triangle Park region of North Carolina.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 83 hydraulics simulation software companies based in the United States

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Hydraulics simulation software companies based in the United States at a glance

As of Sep 28, 2026
31.8%Verified-email coverage
28.0Average contacts per company
1-10Median size (employees)
3.6%Largest-city concentration · Houston
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
44
11-50
27
51-200
4
201-500
5
501-1,000
1
5,001-10,000
1
10001+
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 83 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 hydraulics simulation 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.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “hydraulics simulation 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 hydraulics simulation 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 hydraulics 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 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, 739 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.

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 hydraulics simulation 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 hydraulics simulation software companies are there based in the United States?

RevenueBase identified 83 hydraulics 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?

Comsol, INC, headquartered in Burlington, tops this list with the largest team on record.

Which city has the most hydraulics simulation software companies?

Houston leads with 3 headquartered companies, followed by Madison (3) and Boston (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 739 verified decision-maker contacts tracked across these 83 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.