Company lists · Data refreshed October 2026
Top 25 Microelectronics testing services worldwide
RevenueBase identified 982 company matches for microelectronics testing services worldwide as of October 2026 and tracks 43,566 professional contacts across them, including 11,582 with verified work emails. The United States is the largest market and Bangalore the largest hub.
This list covers company matches for microelectronics testing services worldwide, 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 October 18, 2026. Country and city lists for microelectronics testing services follow the table.
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.
The 25 largest microelectronics testing services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 7,353 contacts → | ||||
Exact match “In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 2 | 5,277 contacts → | ||||
Exact match “Teradyne brings high-quality innovations such as smart devices, life-saving medical equipment and data storage systems to market, faster.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 3 | 2,908 contacts → | ||||
Exact match “Tessolve offers a unique combination of pre-silicon and post-silicon expertise to provide an efficient turnkey solution for silicon bring-up, and spec to the product.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 4 | 1,755 contacts → | ||||
Exact match “UTAC Holdings Ltd (“UTAC”) is a leading independent provider of assembly and test services for a broad range of integrated circuits with diversified end uses, including…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 5 | 1,578 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 · Oct 18, 2026 · View company records in RevenueBase | |||||
| 6 | 1,239 contacts → | ||||
Exact match “Unisem is a global provider of semiconductor assembly and test (OSAT) services for many of the world's most successful electronics companies.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 7 | 777 contacts → | ||||
Exact match “Since 1976, SPEA designs and manufactures the best automatic test equipment for Semiconductor ICs, MEMS, electronic boards and modules.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 8 | 739 contacts → | ||||
Exact match “King Yuan Electronics Corp.(KYEC) provides wafer probing, final product test and assembly service for the semiconductor backend supply chain.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 9 | 667 contacts → | ||||
Exact match “AEM is a global leader in test innovation.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 10 | 620 contacts → | ||||
Exact match “When it comes to understanding the physical structure, chemical properties and performance of advanced materials and integrated circuitry, no other scientific services company…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 11 | 558 contacts → | ||||
Exact match “As of January 2026, Averna and Spherea joined forces to form the Spherea Group.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 12 | 548 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 13 | 538 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 14 | 500 contacts → | ||||
Exact match “Micross is the most complete provider of advanced microelectronic services and component, die and wafer solutions.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 15 | 476 contacts → | ||||
Exact match “Spherea Group: A 60-Year Legacy Since 1965, the Spherea Group has built a strong legacy in test and quality solutions, rooted in the electronics activities of Aerospatiale, where…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 16 | 412 contacts → | ||||
Exact match “History OSE was established with capital from Dr.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 17 | 393 contacts → | ||||
Exact match “Quality Professionals (Q-Pros) is a global independent software Quality Assurance and Testing services provider supporting enterprise and government organizations.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 18 | 391 contacts → | ||||
Exact match “Tescom is one of the world's largest independent Software Quality Assurance companies and a pioneer in the industry.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 19 | 316 contacts → | ||||
Exact match “Cohu is a publicly traded (NASDAQ: COHU) global company with headquarters in Poway, CA.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 20 | 279 contacts → | ||||
Exact match “19978ICICIC back-end serviceIC 5C; ISO 9002 QS 4.5CNLA” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 21 | 261 contacts → | ||||
Exact match “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 in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 22 | 259 contacts → | ||||
Exact match “Amkor Technology is one of the world’s largest providers of outsourced semiconductor packaging and test services.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 23 | 239 contacts → | ||||
Exact match “SIENNA ECAD is one of India's leading PCB design/analysis engineering company located in Bangalore, India.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
| 24 | 230 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 · Oct 18, 2026 · View company records in RevenueBase | |||||
| 25 | 220 contacts → | ||||
Exact match “GRL is the world’s leading Engineering Services firm helping engineers solve difficult hardware design and validation challenges in adopting digital interface technologies.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “microelectronics testing services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 982 microelectronics testing services worldwide
See the full list, filter by size, metro and specialty, and access 11,582 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Microelectronics testing services worldwide at a glance
As of Oct 18, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for microelectronics testing services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “microelectronics testing services” 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. 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 11,582 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 October 18, 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.
Microelectronics testing services by location
7 lists · largest firstEvery Microelectronics testing services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Microelectronics testing services based in the United States229
- Microelectronics testing services based in India92
- Microelectronics testing services based in Germany62
- Microelectronics testing services based in the United Kingdom38
- Microelectronics testing services based in Taiwan36
- Microelectronics testing services based in France29
- Microelectronics testing services based in Italy28
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 “microelectronics testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many microelectronics testing services are there worldwide?
RevenueBase identified 982 company matches for microelectronics testing services worldwide as of October 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 country has the most microelectronics testing services?
The United States leads with 229 companies, followed by India (92) and Germany (62). Every microelectronics testing services list by country and city is linked on this page.
Which city has the most microelectronics testing services?
Bangalore leads with 22 company records, followed by Singapore (15) and San Jose (13).
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 11,582 professional contacts with verified work emails tracked across these 982 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 October 18, 2026.
Ready to reach these companies? Verified emails and direct dials for all 982 microelectronics testing services 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 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.
More company lists
Company intelligence · public preview
Top 25 microelectronics testing services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 982 matching company records for microelectronics testing services worldwide, with 43,566 tracked contacts and 11,582 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: October 18, 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 microelectronics testing services 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 |  NI National Instrumentsni.comHQ: Austin, TX, United StatesReported employees: 5,001-10,000 | Austin, TX, United States | 5,001-10,000 | Exact match | 7,353 contacts → |
“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Teradyneteradyne.com HQ: North Reading, MA, United StatesReported employees: 5,001-10,000 | North Reading, MA, United States | 5,001-10,000 | Exact match | 5,277 contacts → |
“Teradyne brings high-quality innovations such as smart devices, life-saving medical equipment and data storage systems to market, faster.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Tessolvetessolve.comHQ: Bangalore, IndiaReported employees: 1,001-5,000 | Bangalore, India | 1,001-5,000 | Exact match | 2,908 contacts → |
“Tessolve offers a unique combination of pre-silicon and post-silicon expertise to provide an efficient turnkey solution for silicon bring-up, and spec to the product.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | UTACutacgroup.com HQ: SingaporeReported employees: 10001+ | Singapore | 10001+ | Exact match | 1,755 contacts → |
“UTAC Holdings Ltd (“UTAC”) is a leading independent provider of assembly and test services for a broad range of integrated circuits with diversified end uses, including…” Recorded description excerpt · October 18, 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 | 1,578 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Unisemunisemgroup.com HQ: Kuala Lumpur, MalaysiaReported employees: 5,001-10,000 | Kuala Lumpur, Malaysia | 5,001-10,000 | Exact match | 1,239 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | SPEAspea.com HQ: Volpiano, ItalyReported employees: 501-1,000 | Volpiano, Italy | 501-1,000 | Exact match | 777 contacts → |
“Since 1976, SPEA designs and manufactures the best automatic test equipment for Semiconductor ICs, MEMS, electronic boards and modules.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | KYECkyec.com.tw HQ: Chu-nan, ChinaReported employees: 5,001-10,000 | Chu-nan, China | 5,001-10,000 | Exact match | 739 contacts → |
“King Yuan Electronics Corp.(KYEC) provides wafer probing, final product test and assembly service for the semiconductor backend supply chain.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  AEMaem.com.sgHQ: SingaporeReported employees: 1,001-5,000 | Singapore | 1,001-5,000 | Exact match | 667 contacts → |
“AEM is a global leader in test innovation.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Eurofins EAG Laboratorieseag.com HQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 620 contacts → |
“When it comes to understanding the physical structure, chemical properties and performance of advanced materials and integrated circuitry, no other scientific services company…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Avernaaverna.comHQ: Montreal, QC, CanadaReported employees: 1,001-5,000 | Montreal, QC, Canada | 1,001-5,000 | Exact match | 558 contacts → |
“As of January 2026, Averna and Spherea joined forces to form the Spherea Group.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Keysight Technologies Malaysiakeysight.comHQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 548 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Carsem M Sdn. BHDcarsem.com HQ: United StatesReported employees: 10001+ | United States | 10001+ | Exact match | 538 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | Micross Componentsmicross.com HQ: Apopka, FL, United StatesReported employees: 501-1,000 | Apopka, FL, United States | 501-1,000 | Exact match | 500 contacts → |
“Micross is the most complete provider of advanced microelectronic services and component, die and wafer solutions.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Spherea Groupspherea.comHQ: Toulouse, FranceReported employees: 1,001-5,000 | Toulouse, France | 1,001-5,000 | Exact match | 476 contacts → |
“Spherea Group: A 60-Year Legacy Since 1965, the Spherea Group has built a strong legacy in test and quality solutions, rooted in the electronics activities of Aerospatiale, where…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: 高雄市, TaiwanReported employees: 5,001-10,000 | 高雄市, Taiwan | 5,001-10,000 | Exact match | 412 contacts → |
“History OSE was established with capital from Dr.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Quality Professionals Q-Prosq-pros.comHQ: TX, United StatesReported employees: 501-1,000 | TX, United States | 501-1,000 | Exact match | 393 contacts → |
“Quality Professionals (Q-Pros) is a global independent software Quality Assurance and Testing services provider supporting enterprise and government organizations.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Tescomtescomus.com HQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 391 contacts → |
“Tescom is one of the world's largest independent Software Quality Assurance companies and a pioneer in the industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Delta Designcohu.com HQ: Poway, CA, United StatesReported employees: 1,001-5,000 | Poway, CA, United States | 1,001-5,000 | Exact match | 316 contacts → |
“Cohu is a publicly traded (NASDAQ: COHU) global company with headquarters in Poway, CA.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 南茂科技股份有限公司chipmos.com HQ: 新竹市, TaiwanReported employees: 5,001-10,000 | 新竹市, Taiwan | 5,001-10,000 | Exact match | 279 contacts → |
“19978ICICIC back-end serviceIC 5C; ISO 9002 QS 4.5CNLA” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  MPI Corporationmpi-corporation.comHQ: Zhubei, TaiwanReported employees: 1,001-5,000 | Zhubei, Taiwan | 1,001-5,000 | Exact match | 261 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Amkor Technology Portugal S.Aamkor.comHQ: Vila Do Conde, PortugalReported employees: 10001+ | Vila Do Conde, Portugal | 10001+ | Exact match | 259 contacts → |
“Amkor Technology is one of the world’s largest providers of outsourced semiconductor packaging and test services.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Sienna Ecad Technologies Private Limitedsiennaecad.comHQ: Bengaluru South, IndiaReported employees: 51-200 | Bengaluru South, India | 51-200 | Exact match | 239 contacts → |
“SIENNA ECAD is one of India's leading PCB design/analysis engineering company located in Bangalore, India.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Integra Technologies INCintegra-tech.comHQ: Wichita, KS, United StatesReported employees: 201-500 | Wichita, KS, United States | 201-500 | Exact match | 230 contacts → |
“Our mission: to deliver secure, reliable, state-of-the-art semiconductors and semiconductor services with unwavering integrity.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Granite River Labs INCgraniteriverlabs.com HQ: Santa Clara, CA, United StatesReported employees: 201-500 | Santa Clara, CA, United States | 201-500 | Exact match | 220 contacts → |
“GRL is the world’s leading Engineering Services firm helping engineers solve difficult hardware design and validation challenges in adopting digital interface technologies.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 982 company matches
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Microelectronics testing services: dataset insights
October 18, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
979 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 982 companies.
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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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: October 18, 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 ↗
Microelectronics testing services by location
7 lists · largest firstEvery Microelectronics testing services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Microelectronics testing services based in the United States229
- Microelectronics testing services based in India92
- Microelectronics testing services based in Germany62
- Microelectronics testing services based in the United Kingdom38
- Microelectronics testing services based in Taiwan36
- Microelectronics testing services based in France29
- Microelectronics testing services based in Italy28
Questions about this company list
What does Exact match mean for microelectronics testing services?
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 microelectronics testing services did RevenueBase find worldwide?
The saved snapshot records 982 matching company records, 43,566 tracked contacts and 11,582 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: October 18, 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 microelectronics testing services worldwide. Snapshot: October 18, 2026. https://revenuebase.ai/companies/browse/microelectronics-testing-services.
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 microelectronics testing services worldwide
RevenueBase records 982 matching company records for microelectronics testing services worldwide, with 43,566 tracked contacts and 11,582 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: October 18, 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 microelectronics testing services 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 | NI National Instrumentsni.com HQ: Austin, TX, United StatesReported employees: 5,001-10,000 | Austin, TX, United States | 5,001-10,000 | Exact match | 7,353 contacts → |
“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Teradyneteradyne.com HQ: North Reading, MA, United StatesReported employees: 5,001-10,000 | North Reading, MA, United States | 5,001-10,000 | Exact match | 5,277 contacts → |
“Teradyne brings high-quality innovations such as smart devices, life-saving medical equipment and data storage systems to market, faster.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Tessolvetessolve.com HQ: Bangalore, IndiaReported employees: 1,001-5,000 | Bangalore, India | 1,001-5,000 | Exact match | 2,908 contacts → |
“Tessolve offers a unique combination of pre-silicon and post-silicon expertise to provide an efficient turnkey solution for silicon bring-up, and spec to the product.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | UTACutacgroup.com HQ: SingaporeReported employees: 10001+ | Singapore | 10001+ | Exact match | 1,755 contacts → |
“UTAC Holdings Ltd (“UTAC”) is a leading independent provider of assembly and test services for a broad range of integrated circuits with diversified end uses, including…” Recorded description excerpt · October 18, 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 | 1,578 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Unisemunisemgroup.com HQ: Kuala Lumpur, MalaysiaReported employees: 5,001-10,000 | Kuala Lumpur, Malaysia | 5,001-10,000 | Exact match | 1,239 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | SPEAspea.com HQ: Volpiano, ItalyReported employees: 501-1,000 | Volpiano, Italy | 501-1,000 | Exact match | 777 contacts → |
“Since 1976, SPEA designs and manufactures the best automatic test equipment for Semiconductor ICs, MEMS, electronic boards and modules.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | KYECkyec.com.tw HQ: Chu-nan, ChinaReported employees: 5,001-10,000 | Chu-nan, China | 5,001-10,000 | Exact match | 739 contacts → |
“King Yuan Electronics Corp.(KYEC) provides wafer probing, final product test and assembly service for the semiconductor backend supply chain.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | AEMaem.com.sg HQ: SingaporeReported employees: 1,001-5,000 | Singapore | 1,001-5,000 | Exact match | 667 contacts → |
“AEM is a global leader in test innovation.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Eurofins EAG Laboratorieseag.com HQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 620 contacts → |
“When it comes to understanding the physical structure, chemical properties and performance of advanced materials and integrated circuitry, no other scientific services company…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Avernaaverna.com HQ: Montreal, QC, CanadaReported employees: 1,001-5,000 | Montreal, QC, Canada | 1,001-5,000 | Exact match | 558 contacts → |
“As of January 2026, Averna and Spherea joined forces to form the Spherea Group.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Keysight Technologies Malaysiakeysight.com HQ: United StatesReported employees: 1,001-5,000 | United States | 1,001-5,000 | Exact match | 548 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Carsem M Sdn. BHDcarsem.com HQ: United StatesReported employees: 10001+ | United States | 10001+ | Exact match | 538 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | Micross Componentsmicross.com HQ: Apopka, FL, United StatesReported employees: 501-1,000 | Apopka, FL, United States | 501-1,000 | Exact match | 500 contacts → |
“Micross is the most complete provider of advanced microelectronic services and component, die and wafer solutions.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Spherea Groupspherea.com HQ: Toulouse, FranceReported employees: 1,001-5,000 | Toulouse, France | 1,001-5,000 | Exact match | 476 contacts → |
“Spherea Group: A 60-Year Legacy Since 1965, the Spherea Group has built a strong legacy in test and quality solutions, rooted in the electronics activities of Aerospatiale, where…” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: 高雄市, TaiwanReported employees: 5,001-10,000 | 高雄市, Taiwan | 5,001-10,000 | Exact match | 412 contacts → |
“History OSE was established with capital from Dr.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Quality Professionals Q-Prosq-pros.com HQ: TX, United StatesReported employees: 501-1,000 | TX, United States | 501-1,000 | Exact match | 393 contacts → |
“Quality Professionals (Q-Pros) is a global independent software Quality Assurance and Testing services provider supporting enterprise and government organizations.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Tescomtescomus.com HQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 391 contacts → |
“Tescom is one of the world's largest independent Software Quality Assurance companies and a pioneer in the industry.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Delta Designcohu.com HQ: Poway, CA, United StatesReported employees: 1,001-5,000 | Poway, CA, United States | 1,001-5,000 | Exact match | 316 contacts → |
“Cohu is a publicly traded (NASDAQ: COHU) global company with headquarters in Poway, CA.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 南茂科技股份有限公司chipmos.com HQ: 新竹市, TaiwanReported employees: 5,001-10,000 | 新竹市, Taiwan | 5,001-10,000 | Exact match | 279 contacts → |
“19978ICICIC back-end serviceIC 5C; ISO 9002 QS 4.5CNLA” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | MPI Corporationmpi-corporation.com HQ: Zhubei, TaiwanReported employees: 1,001-5,000 | Zhubei, Taiwan | 1,001-5,000 | Exact match | 261 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 · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Amkor Technology Portugal S.Aamkor.com HQ: Vila Do Conde, PortugalReported employees: 10001+ | Vila Do Conde, Portugal | 10001+ | Exact match | 259 contacts → |
“Amkor Technology is one of the world’s largest providers of outsourced semiconductor packaging and test services.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Sienna Ecad Technologies Private Limitedsiennaecad.com HQ: Bengaluru South, IndiaReported employees: 51-200 | Bengaluru South, India | 51-200 | Exact match | 239 contacts → |
“SIENNA ECAD is one of India's leading PCB design/analysis engineering company located in Bangalore, India.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Integra Technologies INCintegra-tech.com HQ: Wichita, KS, United StatesReported employees: 201-500 | Wichita, KS, United States | 201-500 | Exact match | 230 contacts → |
“Our mission: to deliver secure, reliable, state-of-the-art semiconductors and semiconductor services with unwavering integrity.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Granite River Labs INCgraniteriverlabs.com HQ: Santa Clara, CA, United StatesReported employees: 201-500 | Santa Clara, CA, United States | 201-500 | Exact match | 220 contacts → |
“GRL is the world’s leading Engineering Services firm helping engineers solve difficult hardware design and validation challenges in adopting digital interface technologies.” Recorded description excerpt · October 18, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Microelectronics testing services: dataset insights
October 18, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
979 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 982 companies.
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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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: October 18, 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 ↗
Microelectronics testing services by location
7 lists · largest firstEvery Microelectronics testing services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Microelectronics testing services based in the United States229
- Microelectronics testing services based in India92
- Microelectronics testing services based in Germany62
- Microelectronics testing services based in the United Kingdom38
- Microelectronics testing services based in Taiwan36
- Microelectronics testing services based in France29
- Microelectronics testing services based in Italy28
Questions about this company list
What does Exact match mean for microelectronics testing services?
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 microelectronics testing services did RevenueBase find worldwide?
The saved snapshot records 982 matching company records, 43,566 tracked contacts and 11,582 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: October 18, 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 microelectronics testing services worldwide. Snapshot: October 18, 2026. https://revenuebase.ai/companies/browse/microelectronics-testing-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗