Company lists · Data refreshed September 2026
Top 25 Human machine interface suppliers based in the United States
RevenueBase identified 98 human machine interface suppliers headquartered in the United States as of September 2026 and tracks 5,169 professional contacts across them, including 1,241 with verified work emails. Irvine is the largest hub.
This list covers human machine interface suppliers 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 16, 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 human machine interface suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,249 contacts → | ||||
Partial evidence “Methode Electronics, Inc.(NYSE: MEI) is a leading global supplier of custom-engineered solutions with sales, engineering and manufacturing locations in North America, Europe…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 497 contacts → | ||||
Indirect evidence “Elo is a global leader in touchscreen solutions, including modern point of sale systems and interactive digital signage, sized 7 to 65 inches.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 331 contacts → | ||||
Strong evidence “Korry has been a trusted name in human-machine interface (HMI) solutions for over 85 years, when the company created the first lighted cockpit controls for the developing military…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 290 contacts → | ||||
Indirect evidence “GRAYHILL, Inc.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 252 contacts → | ||||
Indirect evidence “Your expertise combined with our technology to produce quality parts more protably-that’s mind over metal.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 127 contacts → | ||||
Strong evidence “NKK Switches is a global manufacturer of innovative electromechanical switches and programmable displays, setting the standard for quality and reliability in human-machine…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 85 contacts → | ||||
Strong evidence “Mason Controls is an experienced provider of human machine interface and flight control solutions with a dedicated focus and investment to become a tier 1 system supplier of…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 79 contacts → | ||||
Indirect evidence “Touch Dynamic specializes in touchscreen technology solutions: All-in-One terminals, self-service kiosks, small form factor PCs, mobile POS, touchscreen monitors, and more.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 65 contacts → | ||||
Strong evidence “For over 40 years, AIS has been a global provider of Human Machine Interface products for the medical, commercial and industrial markets and applications; where innovative…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 58 contacts → | ||||
Indirect evidence “VCC, an American, privately held company founded in 1976, has developed into one of the world’s leading manufacturers of HMI Components.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 57 contacts → | ||||
Strong evidence “A global leader in the development, design and manufacture of Human Machine Interface (HMI) products and components.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 57 contacts → | ||||
Strong evidence “Founded in Costa Mesa in 1958, Staco Systems is the preeminent designer and manufacturer of dependable, high precision Human to Machine Interface (HMI) solutions that assure the…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 51 contacts → | ||||
Strong evidence “Maple Systems, Your Industrial Control Solution Since 1983, Maple Systems has been a leading provider of HMIs (human machine interfaces) in North America for industrial, OEM, and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 42 contacts → | ||||
Indirect evidence “Since 1986, TG3 Electronics has been a second-generation, family-owned leader in designing and manufacturing rugged, reliable input solutions for demanding environments.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 40 contacts → | ||||
Indirect evidence “Established in 1974, Precision Digital Corporation is a manufacturer of a comprehensive line of digital display and control instrumentation utilized primarily in industrial…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 30 contacts → | ||||
Partial evidence “We are an industry-leading designer, developer, and manufacturer of advanced, innovative user interface systems, primarily in the medical, industrial, avionics, and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 27 contacts → | ||||
Indirect evidence “J.R.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 27 contacts → | ||||
Indirect evidence “Backed by nearly 50 years of quality service, Design Mark is a leader in custom manufacturing electronic membrane switches and touch screens.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 26 contacts → | ||||
Indirect evidence “Automation Displays, Inc.(ADi) combines seamless project integration, unmatched accommodation, and endless support to deliver the most innovative electrical control and display…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 25 contacts → | ||||
Indirect evidence “Fortec US is a leading manufacturer & designer of LCD solutions.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 24 contacts → | ||||
Indirect evidence “Technology is disrupting every market, and companies are looking to adapt and stay ahead of their competitors.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 24 contacts → | ||||
Partial evidence “As an expanding, globally active, family-run foundation company with more than 900 employees, we develop and manufacture sensor technology and operator interface controls for the…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 22 contacts → | ||||
Indirect evidence “Your Custom Touch Screen Solution Provider.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 22 contacts → | ||||
Indirect evidence “ALMAX is a global Printed Electronic and HMI manufacturer headquartered in Kirkland, Washington USA.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 20 contacts → | ||||
Indirect evidence “Weintek USA, Inc.” Source: RevenueBase Database · checked Sep 16, 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: human machine interface suppliers. 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 human machine interface suppliers.
- Partial evidence
- Its own public description names part of human machine interface suppliers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name human machine interface suppliers. 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 98 human machine interface suppliers based in the United States
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Human machine interface suppliers based in the United States at a glance
As of Sep 16, 2026Companies by employee count
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 98 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 human machine interface suppliers, 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 “human machine interface suppliers”. 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 human machine interface suppliers), 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 human machine interface suppliers, 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, 1,241 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 16, 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 human machine interface suppliers, 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 human machine interface suppliers are there based in the United States?
RevenueBase identified 98 human machine interface suppliers 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?
Methode Electronics, headquartered in Southfield, tops this list with the largest team on record.
Which city has the most human machine interface suppliers?
Irvine leads with 3 headquartered companies, followed by Coeur Dalene (2) and Everett (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 1,241 verified decision-maker contacts tracked across these 98 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 16, 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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