Company lists · Data refreshed September 2026
Top 25 Semiconductor testing equipment makers worldwide
RevenueBase identified 760 semiconductor testing equipment makers worldwide as of September 2026 and tracks 66,893 professional contacts across them, including 16,095 with verified work emails and 0 with mobile numbers. The United States is the largest market and Shenzhen the largest hub.
This list covers semiconductor testing equipment makers worldwide, 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 17, 2026. Country and city lists for semiconductor testing equipment makers follow the table.
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 semiconductor testing equipment makers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 12,672 contacts → | ||||
Partial evidence “KLA develops industry-leading equipment and services that enable innovation throughout the electronics industry.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 7,081 contacts → | ||||
Indirect evidence “In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 6,435 contacts → | ||||
Partial evidence “Amkor Technology, Inc.(Nasdaq: AMKR) is the world’s largest U.S-headquartered OSAT and is a global leader in outsourced semiconductor packaging and test services.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 4,999 contacts → | ||||
Indirect evidence “GAO Tek is a member of GAO Group of Companies, headquartered in New York City, USA & Toronto, Canada with a strong global presence.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,485 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,200 contacts → | ||||
Indirect evidence “Established in May 1984, Siliconware Precision Industries Co, Ltd.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,189 contacts → | ||||
Indirect evidence “Making a Material Difference is at the core of our DNA.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,186 contacts → | ||||
Indirect evidence “Onto Innovation is a leader in process control, combining global scale with an expanded portfolio of leading-edge technologies that include: Un-patterned wafer quality; 3D…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,109 contacts → | ||||
Partial evidence “Unisem is a global provider of semiconductor assembly and test (OSAT) services for many of the world's most successful electronics companies.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 769 contacts → | ||||
Strong evidence “Cohu is the leading supplier of semiconductor test handlers and contactors, and a growing provider of automated test equipment, inspection & metrology solutions, and data…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 656 contacts → | ||||
Partial evidence “King Yuan Electronics Corp.(KYEC) provides wafer probing, final product test and assembly service for the semiconductor backend supply chain.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 652 contacts → | ||||
Indirect evidence “A Success Enabler ASE Electronics (M) Sdn.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 579 contacts → | ||||
Strong evidence “Mattson Technology designs, manufactures, markets and supports semiconductor wafer processing equipment used in the fabrication of integrated circuits.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 498 contacts → | ||||
Indirect evidence “Founded in 1984, Chroma ATE Inc.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 473 contacts → | ||||
Indirect evidence “Teledyne LeCroy is a leading manufacturer of advanced oscilloscopes, protocol analyzers, and other test instruments that verify performance, validate compliance, and debug complex…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 280 contacts → | ||||
Indirect evidence “With the acquisition of R&D Altanova by Advantest, I am pleased I am now part of Advantest Interconnect Solutions (AIS).” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 234 contacts → | ||||
Indirect evidence “Founded in 1995 and headquartered in Hsinchu, Taiwan, MPI Corporation is a global technology leader in test and measurement solutions spanning the full integrated-circuit…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 217 contacts → | ||||
Partial evidence “Our mission: to deliver secure, reliable, state-of-the-art semiconductors and semiconductor services with unwavering integrity.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 199 contacts → | ||||
Partial evidence “Aemulus’ core expertise is in the design, engineering, and development of automated test equipment (ATE), and test and measurement instruments.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 179 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 162 contacts → | ||||
Indirect evidence “Founded in 1994, iST began its business from IC circuit debugging and modification and gradually expanded its scope of operations, including Failure Analysis, Reliability…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 151 contacts → | ||||
Indirect evidence “KESM Industries Berhad Listed on the Main Market of Bursa Malaysia Securities Berhad since 1994, and headquartered in Selangor, Kuala Lumpur is the largest independent burn-in.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 147 contacts → | ||||
Indirect evidence “For over 400 years, intrepid mariners have embarked on long journeys into uncharted waters.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 140 contacts → | ||||
Partial evidence “SRM Integration (Malaysia) Sdn Bhd is one of the world's leading suppliers and solutions providers of semiconductors and advanced standard hi-speed test handlers.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 136 contacts → | ||||
Indirect evidence “Micro Control Company is the global leader in burn-in with test systems, committed to delivering excellence and innovation for over 50 years.” Source: RevenueBase Database · checked Sep 17, 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: semiconductor testing equipment makers. 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 semiconductor testing equipment makers.
- Partial evidence
- Its own public description names part of semiconductor testing equipment makers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name semiconductor testing equipment makers. 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 760 semiconductor testing equipment makers worldwide
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Semiconductor testing equipment makers worldwide at a glance
As of Sep 17, 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 semiconductor testing equipment makers, 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.
- Coverage
- 8 countries, largest first: the United States, China, India, Japan, Taiwan, Germany, Malaysia, the United Kingdom. Country and city lists for semiconductor testing equipment makers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “semiconductor testing equipment makers”. 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 semiconductor testing equipment makers), 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 semiconductor testing equipment makers, and records with no verified work email.
- 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, 16,095 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 17, 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.
Semiconductor testing equipment makers by location
8 lists · largest firstEvery Semiconductor testing equipment makers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Semiconductor testing equipment makers based in the United States262
- Semiconductor testing equipment makers based in China184
- Semiconductor testing equipment makers based in India74
- Semiconductor testing equipment makers based in Japan59
- Semiconductor testing equipment makers based in Taiwan58
- Semiconductor testing equipment makers based in Germany42
- Semiconductor testing equipment makers based in Malaysia41
- Semiconductor testing equipment makers based in the United Kingdom40
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 semiconductor testing equipment makers, 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 semiconductor testing equipment makers are there worldwide?
RevenueBase identified 760 semiconductor testing equipment makers worldwide 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?
KLA, headquartered in Milpitas, tops this list with the largest team on record.
Which country has the most semiconductor testing equipment makers?
The United States leads with 262 companies, followed by China (184) and India (74). Every semiconductor testing equipment makers list by country and city is linked on this page.
Which city has the most semiconductor testing equipment makers?
Shenzhen leads with 25 headquartered companies, followed by San Jose (22) and Bangalore (20).
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 16,095 verified decision-maker contacts tracked across these 760 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 17, 2026.
Ready to reach these companies? Verified emails and direct dials for all 760 semiconductor testing equipment makers worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 semiconductor testing equipment makers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 760 matching company records for semiconductor testing equipment makers worldwide, with 66,893 tracked contacts and 16,095 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 17, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 semiconductor testing equipment makers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  KLAkla.comHQ: Milpitas, CA, United StatesReported employees: 10001+ | Milpitas, CA, United States | 10001+ | Exact match | 12,672 contacts → |
“KLA develops industry-leading equipment and services that enable innovation throughout the electronics industry.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  NI National Instrumentsni.comHQ: Austin, TX, United StatesReported employees: 5,001-10,000 | Austin, TX, United States | 5,001-10,000 | Exact match | 7,081 contacts → |
“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Amkor Technology, INCamkor.comHQ: Tempe, AZ, United StatesReported employees: 10001+ | Tempe, AZ, United States | 10001+ | Exact match | 6,435 contacts → |
“Amkor Technology, Inc.(Nasdaq: AMKR) is the world’s largest U.S-headquartered OSAT and is a global leader in outsourced semiconductor packaging and test services.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Gaotek INCgaotek.com HQ: New York, NY, United StatesReported employees: Not recorded | New York, NY, United States | Not recorded | Exact match | 4,999 contacts → |
“GAO Tek is a member of GAO Group of Companies, headquartered in New York City, USA & Toronto, Canada with a strong global presence.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Formfactor INCformfactor.com HQ: Livermore, CA, United StatesReported employees: 1,001-5,000 | Livermore, CA, United States | 1,001-5,000 | Exact match | 1,485 contacts → |
“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 description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Spil 矽品spil.com.tw HQ: 台中市, TaiwanReported employees: 10001+ | 台中市, Taiwan | 10001+ | Exact match | 1,200 contacts → |
“Established in May 1984, Siliconware Precision Industries Co, Ltd.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  VEECOveeco.comHQ: Plainview, NY, United StatesReported employees: 1,001-5,000 | Plainview, NY, United States | 1,001-5,000 | Exact match | 1,189 contacts → |
“Making a Material Difference is at the core of our DNA.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Onto Innovationontoinnovation.com HQ: Wilmington, MA, United StatesReported employees: 1,001-5,000 | Wilmington, MA, United States | 1,001-5,000 | Exact match | 1,186 contacts → |
“Onto Innovation is a leader in process control, combining global scale with an expanded portfolio of leading-edge technologies that include: Un-patterned wafer quality; 3D…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Unisemunisemgroup.com HQ: Kuala Lumpur, MalaysiaReported employees: 5,001-10,000 | Kuala Lumpur, Malaysia | 5,001-10,000 | Exact match | 1,109 contacts → |
“Unisem is a global provider of semiconductor assembly and test (OSAT) services for many of the world's most successful electronics companies.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cohu, INCcohu.com HQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 769 contacts → |
“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 description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | KYECkyec.com.tw HQ: Chu-nan, ChinaReported employees: 5,001-10,000 | Chu-nan, China | 5,001-10,000 | Exact match | 656 contacts → |
“King Yuan Electronics Corp.(KYEC) provides wafer probing, final product test and assembly service for the semiconductor backend supply chain.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | ASE Electronics M SDN BHDasemal.com.my HQ: Bayan Lepas, MalaysiaReported employees: 1,001-5,000 | Bayan Lepas, Malaysia | 1,001-5,000 | Exact match | 652 contacts → |
“A Success Enabler ASE Electronics (M) Sdn.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Mattson Technologymattson.comHQ: Fremont, CA, United StatesReported employees: 501-1,000 | Fremont, CA, United States | 501-1,000 | Exact match | 579 contacts → |
“Mattson Technology designs, manufactures, markets and supports semiconductor wafer processing equipment used in the fabrication of integrated circuits.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Chroma ATE INCchromaate.comHQ: Taoyuan City, TaiwanReported employees: 1,001-5,000 | Taoyuan City, Taiwan | 1,001-5,000 | Exact match | 498 contacts → |
“Founded in 1984, Chroma ATE Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Teledyne Lecroyteledynelecroy.com HQ: Chestnut Ridge, NY, United StatesReported employees: 201-500 | Chestnut Ridge, NY, United States | 201-500 | Exact match | 473 contacts → |
“Teledyne LeCroy is a leading manufacturer of advanced oscilloscopes, protocol analyzers, and other test instruments that verify performance, validate compliance, and debug complex…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  R&d Altanovaadvantest.comHQ: South Plainfield, NJ, United StatesReported employees: 10001+ | South Plainfield, NJ, United States | 10001+ | Exact match | 280 contacts → |
“With the acquisition of R&D Altanova by Advantest, I am pleased I am now part of Advantest Interconnect Solutions (AIS).” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  MPI Corporationmpi-corporation.comHQ: Zhubei, TaiwanReported employees: 1,001-5,000 | Zhubei, Taiwan | 1,001-5,000 | Exact match | 234 contacts → |
“Founded in 1995 and headquartered in Hsinchu, Taiwan, MPI Corporation is a global technology leader in test and measurement solutions spanning the full integrated-circuit…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Integra Technologies INCintegra-tech.comHQ: Wichita, KS, United StatesReported employees: 201-500 | Wichita, KS, United States | 201-500 | Exact match | 217 contacts → |
“Our mission: to deliver secure, reliable, state-of-the-art semiconductors and semiconductor services with unwavering integrity.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Aemulus Corporation SDN BHDaemulus.comHQ: Bayan Lepas, MalaysiaReported employees: 51-200 | Bayan Lepas, Malaysia | 51-200 | Exact match | 199 contacts → |
“Aemulus’ core expertise is in the design, engineering, and development of automated test equipment (ATE), and test and measurement instruments.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Nidec SV Probenidecsvprobe.com HQ: Tempe, AZ, United StatesReported employees: 501-1,000 | Tempe, AZ, United States | 501-1,000 | Exact match | 179 contacts → |
“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 description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Integrated Service Technology Inc. ISTistgroup.com HQ: Hsinchu, TaiwanReported employees: 1,001-5,000 | Hsinchu, Taiwan | 1,001-5,000 | Exact match | 162 contacts → |
“Founded in 1994, iST began its business from IC circuit debugging and modification and gradually expanded its scope of operations, including Failure Analysis, Reliability…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kesm Industries Berhadkesmi.com HQ: Petaling Jaya, MalaysiaReported employees: 1,001-5,000 | Petaling Jaya, Malaysia | 1,001-5,000 | Exact match | 151 contacts → |
“KESM Industries Berhad Listed on the Main Market of Bursa Malaysia Securities Berhad since 1994, and headquartered in Selangor, Kuala Lumpur is the largest independent burn-in.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Shellback Semiconductor Technologyshellbacksemi.comHQ: Coopersburg, PA, United StatesReported employees: 201-500 | Coopersburg, PA, United States | 201-500 | Exact match | 147 contacts → |
“For over 400 years, intrepid mariners have embarked on long journeys into uncharted waters.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | SRM Integration M SDN BHDsrm.com.my HQ: Batu Maung, MalaysiaReported employees: 201-500 | Batu Maung, Malaysia | 201-500 | Exact match | 140 contacts → |
“SRM Integration (Malaysia) Sdn Bhd is one of the world's leading suppliers and solutions providers of semiconductors and advanced standard hi-speed test handlers.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Micro Control Companymicrocontrol.com HQ: Minneapolis, MN, United StatesReported employees: 201-500 | Minneapolis, MN, United States | 201-500 | Exact match | 136 contacts → |
“Micro Control Company is the global leader in burn-in with test systems, committed to delivering excellence and innovation for over 50 years.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 760 company matches
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Semiconductor testing equipment makers: dataset insights
September 17, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
755 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 17, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Semiconductor testing equipment makers by location
8 lists · largest firstEvery Semiconductor testing equipment makers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Semiconductor testing equipment makers based in the United States262
- Semiconductor testing equipment makers based in China184
- Semiconductor testing equipment makers based in India74
- Semiconductor testing equipment makers based in Japan59
- Semiconductor testing equipment makers based in Taiwan58
- Semiconductor testing equipment makers based in Germany42
- Semiconductor testing equipment makers based in Malaysia41
- Semiconductor testing equipment makers based in the United Kingdom40
Questions about this company list
What does Exact match mean for semiconductor testing equipment makers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many semiconductor testing equipment makers did RevenueBase find worldwide?
The saved snapshot records 760 matching company records, 66,893 tracked contacts and 16,095 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 17, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 semiconductor testing equipment makers worldwide. Snapshot: September 17, 2026. https://revenuebase.ai/companies/browse/semiconductor-testing-equipment-makers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 semiconductor testing equipment makers worldwide
RevenueBase records 760 matching company records for semiconductor testing equipment makers worldwide, with 66,893 tracked contacts and 16,095 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 17, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 semiconductor testing equipment makers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | KLAkla.com HQ: Milpitas, CA, United StatesReported employees: 10001+ | Milpitas, CA, United States | 10001+ | Exact match | 12,672 contacts → |
“KLA develops industry-leading equipment and services that enable innovation throughout the electronics industry.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | NI National Instrumentsni.com HQ: Austin, TX, United StatesReported employees: 5,001-10,000 | Austin, TX, United States | 5,001-10,000 | Exact match | 7,081 contacts → |
“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Amkor Technology, INCamkor.com HQ: Tempe, AZ, United StatesReported employees: 10001+ | Tempe, AZ, United States | 10001+ | Exact match | 6,435 contacts → |
“Amkor Technology, Inc.(Nasdaq: AMKR) is the world’s largest U.S-headquartered OSAT and is a global leader in outsourced semiconductor packaging and test services.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Gaotek INCgaotek.com HQ: New York, NY, United StatesReported employees: Not recorded | New York, NY, United States | Not recorded | Exact match | 4,999 contacts → |
“GAO Tek is a member of GAO Group of Companies, headquartered in New York City, USA & Toronto, Canada with a strong global presence.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Formfactor INCformfactor.com HQ: Livermore, CA, United StatesReported employees: 1,001-5,000 | Livermore, CA, United States | 1,001-5,000 | Exact match | 1,485 contacts → |
“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 description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Spil 矽品spil.com.tw HQ: 台中市, TaiwanReported employees: 10001+ | 台中市, Taiwan | 10001+ | Exact match | 1,200 contacts → |
“Established in May 1984, Siliconware Precision Industries Co, Ltd.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | VEECOveeco.com HQ: Plainview, NY, United StatesReported employees: 1,001-5,000 | Plainview, NY, United States | 1,001-5,000 | Exact match | 1,189 contacts → |
“Making a Material Difference is at the core of our DNA.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Onto Innovationontoinnovation.com HQ: Wilmington, MA, United StatesReported employees: 1,001-5,000 | Wilmington, MA, United States | 1,001-5,000 | Exact match | 1,186 contacts → |
“Onto Innovation is a leader in process control, combining global scale with an expanded portfolio of leading-edge technologies that include: Un-patterned wafer quality; 3D…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Unisemunisemgroup.com HQ: Kuala Lumpur, MalaysiaReported employees: 5,001-10,000 | Kuala Lumpur, Malaysia | 5,001-10,000 | Exact match | 1,109 contacts → |
“Unisem is a global provider of semiconductor assembly and test (OSAT) services for many of the world's most successful electronics companies.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cohu, INCcohu.com HQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 769 contacts → |
“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 description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | KYECkyec.com.tw HQ: Chu-nan, ChinaReported employees: 5,001-10,000 | Chu-nan, China | 5,001-10,000 | Exact match | 656 contacts → |
“King Yuan Electronics Corp.(KYEC) provides wafer probing, final product test and assembly service for the semiconductor backend supply chain.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | ASE Electronics M SDN BHDasemal.com.my HQ: Bayan Lepas, MalaysiaReported employees: 1,001-5,000 | Bayan Lepas, Malaysia | 1,001-5,000 | Exact match | 652 contacts → |
“A Success Enabler ASE Electronics (M) Sdn.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mattson Technologymattson.com HQ: Fremont, CA, United StatesReported employees: 501-1,000 | Fremont, CA, United States | 501-1,000 | Exact match | 579 contacts → |
“Mattson Technology designs, manufactures, markets and supports semiconductor wafer processing equipment used in the fabrication of integrated circuits.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Chroma ATE INCchromaate.com HQ: Taoyuan City, TaiwanReported employees: 1,001-5,000 | Taoyuan City, Taiwan | 1,001-5,000 | Exact match | 498 contacts → |
“Founded in 1984, Chroma ATE Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Teledyne Lecroyteledynelecroy.com HQ: Chestnut Ridge, NY, United StatesReported employees: 201-500 | Chestnut Ridge, NY, United States | 201-500 | Exact match | 473 contacts → |
“Teledyne LeCroy is a leading manufacturer of advanced oscilloscopes, protocol analyzers, and other test instruments that verify performance, validate compliance, and debug complex…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | R&d Altanovaadvantest.com HQ: South Plainfield, NJ, United StatesReported employees: 10001+ | South Plainfield, NJ, United States | 10001+ | Exact match | 280 contacts → |
“With the acquisition of R&D Altanova by Advantest, I am pleased I am now part of Advantest Interconnect Solutions (AIS).” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | MPI Corporationmpi-corporation.com HQ: Zhubei, TaiwanReported employees: 1,001-5,000 | Zhubei, Taiwan | 1,001-5,000 | Exact match | 234 contacts → |
“Founded in 1995 and headquartered in Hsinchu, Taiwan, MPI Corporation is a global technology leader in test and measurement solutions spanning the full integrated-circuit…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Integra Technologies INCintegra-tech.com HQ: Wichita, KS, United StatesReported employees: 201-500 | Wichita, KS, United States | 201-500 | Exact match | 217 contacts → |
“Our mission: to deliver secure, reliable, state-of-the-art semiconductors and semiconductor services with unwavering integrity.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Aemulus Corporation SDN BHDaemulus.com HQ: Bayan Lepas, MalaysiaReported employees: 51-200 | Bayan Lepas, Malaysia | 51-200 | Exact match | 199 contacts → |
“Aemulus’ core expertise is in the design, engineering, and development of automated test equipment (ATE), and test and measurement instruments.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Nidec SV Probenidecsvprobe.com HQ: Tempe, AZ, United StatesReported employees: 501-1,000 | Tempe, AZ, United States | 501-1,000 | Exact match | 179 contacts → |
“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 description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Integrated Service Technology Inc. ISTistgroup.com HQ: Hsinchu, TaiwanReported employees: 1,001-5,000 | Hsinchu, Taiwan | 1,001-5,000 | Exact match | 162 contacts → |
“Founded in 1994, iST began its business from IC circuit debugging and modification and gradually expanded its scope of operations, including Failure Analysis, Reliability…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kesm Industries Berhadkesmi.com HQ: Petaling Jaya, MalaysiaReported employees: 1,001-5,000 | Petaling Jaya, Malaysia | 1,001-5,000 | Exact match | 151 contacts → |
“KESM Industries Berhad Listed on the Main Market of Bursa Malaysia Securities Berhad since 1994, and headquartered in Selangor, Kuala Lumpur is the largest independent burn-in.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Shellback Semiconductor Technologyshellbacksemi.com HQ: Coopersburg, PA, United StatesReported employees: 201-500 | Coopersburg, PA, United States | 201-500 | Exact match | 147 contacts → |
“For over 400 years, intrepid mariners have embarked on long journeys into uncharted waters.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | SRM Integration M SDN BHDsrm.com.my HQ: Batu Maung, MalaysiaReported employees: 201-500 | Batu Maung, Malaysia | 201-500 | Exact match | 140 contacts → |
“SRM Integration (Malaysia) Sdn Bhd is one of the world's leading suppliers and solutions providers of semiconductors and advanced standard hi-speed test handlers.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Micro Control Companymicrocontrol.com HQ: Minneapolis, MN, United StatesReported employees: 201-500 | Minneapolis, MN, United States | 201-500 | Exact match | 136 contacts → |
“Micro Control Company is the global leader in burn-in with test systems, committed to delivering excellence and innovation for over 50 years.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Semiconductor testing equipment makers: dataset insights
September 17, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
755 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 17, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Semiconductor testing equipment makers by location
8 lists · largest firstEvery Semiconductor testing equipment makers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Semiconductor testing equipment makers based in the United States262
- Semiconductor testing equipment makers based in China184
- Semiconductor testing equipment makers based in India74
- Semiconductor testing equipment makers based in Japan59
- Semiconductor testing equipment makers based in Taiwan58
- Semiconductor testing equipment makers based in Germany42
- Semiconductor testing equipment makers based in Malaysia41
- Semiconductor testing equipment makers based in the United Kingdom40
Questions about this company list
What does Exact match mean for semiconductor testing equipment makers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many semiconductor testing equipment makers did RevenueBase find worldwide?
The saved snapshot records 760 matching company records, 66,893 tracked contacts and 16,095 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 17, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
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Cite this list
RevenueBase Data Team. Top 25 semiconductor testing equipment makers worldwide. Snapshot: September 17, 2026. https://revenuebase.ai/companies/browse/semiconductor-testing-equipment-makers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗