Company lists · Data refreshed September 2026
Top 25 Electrical engineering software companies based in the United States
RevenueBase identified 250 electrical engineering software companies headquartered in the United States as of September 2026 and tracks 6,011 professional contacts across them, including 1,773 with verified work emails and 965 with mobile numbers. Houston is the largest hub.
This list covers electrical engineering 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 1, 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.
The 25 largest electrical engineering software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,685 contacts → | ||||
Strong evidence “Keysight Design Engineering Software | Keysight Computer Aided Engineering (CAE): Simulate real-world performance before building a single prototype.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,127 contacts → | ||||
Partial evidence “Altium Limited, part of the Renesas Group, is a global leader in software and solutions for electronics design, product development, and lifecycle management.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 3 | 538 contacts → | ||||
Partial evidence “Optimize, simulate, and control electrical systems with confidence across utilities, infrastructure, manufacturing, and building sectors.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 4 | 521 contacts → | ||||
Strong evidence “COMSOL develops mathematical modeling software for driving new breakthroughs in physics and engineering.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 5 | 340 contacts → | ||||
Partial evidence “Cadence is a pivotal leader in electronic systems design, building upon more than 30 years of computational software expertise.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 6 | 86 contacts → | ||||
Indirect evidence “Aldec, Inc.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 7 | 72 contacts → | ||||
Indirect evidence “Electro Magnetic Applications, Inc.(EMA) is a leader in electromagnetic simulation, testing, and consulting for aerospace, defense, automotive, and electronics industries.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 8 | 72 contacts → | ||||
Indirect evidence “Agnisys Inc.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 9 | 54 contacts → | ||||
Partial evidence “Introducing Arcadia, the world's first cloud-based general & automotive CAD tool, offering schematic design, animated circuit simulation & analysis, electrical networking, harness…” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 10 | 51 contacts → | ||||
Indirect evidence “Powersys revolutionizes e-design, accelerates electrification.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 11 | 42 contacts → | ||||
Indirect evidence “Frenetic is a technology company, born to revolutionize the Power Electronics and Magnetics industry.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 12 | 33 contacts → | ||||
Partial evidence “For more than 30 years, Remcom has provided electromagnetic simulation and wireless propagation software for commercial users and U.S.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 13 | 33 contacts → | ||||
Indirect evidence “As a leader in large-scale and high-performance circuit simulation, advanced device modeling and semiconductor parametric testing, Primarius is committed to delivering innovative…” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 14 | 31 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 15 | 25 contacts → | ||||
Strong evidence “SKM Engineering offers complete engineering solutions for cities and industries with electrical, instrumentation, and control system needs.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 16 | 24 contacts → | ||||
Strong evidence “Novellus Engineering Services offers electrical engineering and software products and services for Automotive, Medical, and Industrial applications.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 17 | 20 contacts → | ||||
Partial evidence “WIPL-D is a privately-owned company dedicated to development of commercial EM software and consulting in the wide field of electromagnetism.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 18 | 19 contacts → | ||||
Strong evidence “We make software to help test electrical apparatus, analyze the data, and generate reports.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 19 | 19 contacts → | ||||
Partial evidence “S&A is ranked as one of the "30 Largest Electrical Design" firms in the country.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 20 | 17 contacts → | ||||
Indirect evidence “Lorentz Solution is an EDA company delivering the industry’s first IC-focused Electromagnetic (EM) Design & Verification solution.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 22 | 15 contacts → | ||||
Strong evidence “EasyPower is a leading software used by electrical engineers and consultants for power system design and management.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Indirect evidence “OUR INNOVATION AND DESIGNS CHANGE THE WAY COMPANIES DO BUSINESS BOTH LOCALLY AND GLOBALLY.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 24 | 13 contacts → | ||||
Strong evidence “Electrical Design, Engineering and Construction.” Source: RevenueBase Database · checked Sep 1, 2026Thanks. The Data Team will review it. | |||||
| 25 | 13 contacts → | ||||
Strong evidence “Power Line Systems develops, sells and supports the Industry Standard PLS-CADD, PLS-POLE, and TOWER software for the design and analysis of overhead electric power transmission…” Source: RevenueBase Database · checked Sep 1, 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: electrical engineering 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 electrical engineering software companies.
- Partial evidence
- Its own public description names part of electrical engineering software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name electrical engineering 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 250 electrical engineering software companies based in the United States
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Electrical engineering software companies based in the United States at a glance
As of Sep 1, 2026Companies by employee count
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 electrical engineering 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 “electrical engineering 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 electrical engineering 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 electrical engineering 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, 1,773 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 1, 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 electrical engineering 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 electrical engineering software companies are there based in the United States?
RevenueBase identified 250 electrical engineering 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?
ESI Group, headquartered in Santa Rosa, tops this list with the largest team on record.
Which city has the most electrical engineering software companies?
Houston leads with 10 headquartered companies, followed by San Francisco (9) and San Jose (8).
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 1,773 verified decision-maker contacts tracked across these 250 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 1, 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.
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