Company lists · Data refreshed November 2026

Top 25 Semiconductor chip testing equipment suppliers based in the United States

RevenueBase identified 199 company matches for semiconductor chip testing equipment suppliers associated with the United States as of November 2026 and tracks 15,115 professional contacts across them, including 4,993 with verified work emails. San Jose is the largest hub.

This list covers company matches for semiconductor chip testing equipment suppliers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 1, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 1, 2026 How this list was built
199Companies
15,115Contacts tracked
4,993Verified emails
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The 25 largest semiconductor chip testing equipment suppliers based in the United States

Ranked by team size
Top 25 of 199 company matches for semiconductor chip testing equipment suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 1, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAustin, TX, United StatesHQ recorded Nov 1, 20265,001-10,0007,353 contacts →

Exact match

“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
2Exact matchLivermore, CA, United StatesHQ recorded Nov 1, 20261,001-5,0001,578 contacts →

Exact match

“FormFactor is a leading provider of essential test and measurement technologies along the full IC life cycle – from characterization, modeling, reliability, and design debug, to…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
3Exact matchSan Diego, CA, United StatesHQ recorded Nov 1, 20261,001-5,000822 contacts →

Exact match

“Cohu is the leading supplier of semiconductor test handlers and contactors, and a growing provider of automated test equipment, inspection & metrology solutions, and data…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
4Exact matchNewport Beach, CA, United StatesHQ recorded Nov 1, 2026501-1,000426 contacts →

Exact match

“Orbit & Skyline is a leading semiconductor services provider with a strong and seasoned team of experienced engineers.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
5Exact matchWichita, KS, United StatesHQ recorded Nov 1, 2026201-500230 contacts →

Exact match

“Our mission: to deliver secure, reliable, state-of-the-art semiconductors and semiconductor services with unwavering integrity.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
6Exact matchTempe, AZ, United StatesHQ recorded Nov 1, 2026501-1,000180 contacts →

Exact match

“Nidec SV Probe was founded in 1994, and engages in the manufacture, marketing, and service of high performance probe cards and test solutions for the semiconductor industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
7Exact matchMinneapolis, MN, United StatesHQ recorded Nov 1, 2026201-500152 contacts →

Exact match

“Micro Control Company is the global leader in burn-in with test systems, committed to delivering excellence and innovation for over 50 years.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
8Exact matchMaple Grove, MN, United StatesHQ recorded Nov 1, 2026201-500144 contacts →

Exact match

“Circuit Check is a leading provider of automated test systems and test fixtures for complex electronic products for the automotive, military/aerospace, medical, industrial, and…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
9Exact matchVan Nuys, CA, United StatesHQ recorded Nov 1, 2026501-1,000144 contacts →

Exact match

“Founded in 1958, Trio-Tech International (NYSE MKT: TRT) is a leading provider of semiconductor testing services, manufacturing solutions, and value-added distribution services.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
10Exact matchCoopersburg, PA, United StatesHQ recorded Nov 1, 2026201-500141 contacts →

Exact match

“For over 400 years, intrepid mariners have embarked on long journeys into uncharted waters.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
11Exact matchFremont, CA, United StatesHQ recorded Nov 1, 202651-200133 contacts →

Exact match

“ISE Labs is a one-stop semiconductor engineering service provider.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
12Exact matchMinneapolis, MN, United StatesHQ recorded Nov 1, 202651-200103 contacts →

Exact match

“Founded in 1991, Johnstech offers test contactors and related services with the highest electrical and mechanical performance on the market, ensuring global semiconductor…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
13Exact matchAustin, TX, United StatesHQ recorded Nov 1, 202651-20084 contacts →

Exact match

“Hiller Measurements designs, manufactures, and supports Automated Test Equipment (ATE) for complex mission critical electronics where the cost of failure is unacceptable.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
14Exact matchRichardson, TX, United StatesHQ recorded Nov 1, 2026201-50082 contacts →

Exact match

“Delivering world-class electronic test and testability solutions around the globe in semiconductor, systems and functional testing.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
15Exact matchIrvine, CA, United StatesHQ recorded Nov 1, 202651-20066 contacts →

Exact match

“Founded in 1984, Chroma ATE, Inc.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
16Exact matchSanta Clara, CA, United StatesHQ recorded Nov 1, 2026501-1,00061 contacts →

Exact match

“Harbor Electronics began fabricating highly specialized printed circuit boards for the ATE industry in 1995.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
17Exact matchFremont, CA, United StatesHQ recorded Nov 1, 2026201-50059 contacts →

Exact match

“DCG Systems is the leading supplier of equipment that enables localization and characterization of electrical faults in integrated circuits, packages and board assemblies.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
18Exact matchSan Diego, CA, United StatesHQ recorded Nov 1, 202651-20058 contacts →

Exact match

“ElevATE is a leading supplier of innovative, low power, high density components for the design of next generation Automated Test Equipment (ATE).”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
19Exact matchPlano, TX, United StatesHQ recorded Nov 1, 202651-20048 contacts →

Exact match

“ASSET InterTech is the leading supplier of open tools for embedded instrumentation to engineers doing design validation, test and debug.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
20Exact matchDecatur, GA, United StatesHQ recorded Nov 1, 202651-20044 contacts →

Exact match

“ClassOne Equipment is a unique company that has been serving the global semiconductor industry since 2002, and today, we offer customers a very broad selection of new and…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
21Exact matchBurnsville, MN, United StatesHQ recorded Nov 1, 202611-5040 contacts →

Exact match

“Celadon Systems designs and manufactures ultra high performance probe cards for the semiconductor industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
22Exact matchEagan, MN, United StatesHQ recorded Nov 1, 202651-20039 contacts →

Exact match

“Ironwood Electronics offers high performance test sockets and adapters for both engineering validation and production use.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
23Exact matchSan Jose, CA, United StatesHQ recorded Nov 1, 202651-20032 contacts →

Exact match

“C&D Semiconductor, Inc.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
24Exact matchSan Jose, CA, United StatesHQ recorded Nov 1, 202651-20031 contacts →

Exact match

“Neosem Technology Inc (Formerly Tanisys & Flexstar Technology) is a world wide leader in the technology design, sales and support of high performance, cost effective SSD and Flash…”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase
25Exact matchSanta Clara, CA, United StatesHQ recorded Nov 1, 202651-20031 contacts →

Exact match

“Founded in 1991 in Silicon Valley, California, QualiTau is a leading provider of advanced reliability test equipment and services for the semiconductor industry.”

Recorded in the RevenueBase company graph · Nov 1, 2026 · View company records in RevenueBase

Showing 25 of 199 semiconductor chip testing equipment suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 4,993 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Semiconductor chip testing equipment suppliers based in the United States at a glance

As of Nov 1, 2026
33.0%Verified-email coverage
76.0Average contacts per company
11-50Median size (employees)
7.5%Largest-city concentration · San Jose
Nov 1, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
68
51-200
26
201-500
12
501-1,000
8
1,001-5,000
7
5,001-10,000
3
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 199 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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
Company records associated with the United States whose business descriptions match “semiconductor chip testing equipment suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 4,993 professional contacts with verified work emails across the full matched dataset. 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 November 1, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “semiconductor chip testing equipment suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many semiconductor chip testing equipment suppliers are there based in the United States?

RevenueBase identified 199 company matches for semiconductor chip testing equipment suppliers associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

NI National Instruments tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most semiconductor chip testing equipment suppliers?

San Jose leads with 15 company records, followed by Austin (12) and Fremont (11).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 4,993 professional contacts with verified work emails tracked across these 199 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 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 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.