Company lists · Data refreshed September 2026
Top 25 Production testing services companies based in the United States
RevenueBase identified 309 company matches for production testing services companies associated with the United States as of September 2026 and tracks 18,801 professional contacts across them, including 6,113 with verified work emails. Houston is the largest hub.
This list covers company matches for production testing services companies associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest production testing services companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 7,081 contacts → | ||||
Exact match “In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 1,553 contacts → | ||||
Exact match “Stratosphere Quality, founded in 2009, is a major global provider of quality assurance and outsourcing solutions, such as sorting and inspection services, to manufacturers of…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 890 contacts → | ||||
Exact match “Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 778 contacts → | ||||
Exact match “Intertek, a leading provider of quality solutions to industries around the world, has completed the acquisition of Professional Service Industries, Inc.(PSI), a leading…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 712 contacts → | ||||
Exact match “TÜV Rheinland is a world leader in testing, inspection and certification services for a wide variety of industries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 632 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 476 contacts → | ||||
Exact match “Vayan Group, LLC is a leading provider of technology-driven quality assurance solutions for OEMs, Tier 1 and Tier 2 suppliers across the automotive, aerospace, electronics…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 415 contacts → | ||||
Exact match “For 15 years, Astegic has been helping Fortune 500 through startup companies with their Testing & QA needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 347 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 314 contacts → | ||||
Exact match “Founded in 1987, ATL, A Bureau Veritas Company, is a Scientific Sourcing Solutions Company.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 310 contacts → | ||||
Exact match “Founded in 1925 and headquartered in Akron, Ohio, Smithers is a multinational provider of testing, consulting, information, and certification services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 224 contacts → | ||||
Exact match “MGA is recognized worldwide as one of the leading independent providers of testing services and equipment.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 211 contacts → | ||||
Exact match “Pro QC International provides tailored quality solutions with a human touch in 100 countries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 201 contacts → | ||||
Exact match “At Consolidated Engineering Laboratories (CEL) we consider ourselves more than a Testing Laboratory.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 186 contacts → | ||||
Exact match “GES is among the global leaders in automation, test and measurement.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 180 contacts → | ||||
Exact match “Eurofins Electrical & Electronics North America is a leading testing and certification laboratory, providing a unique array of testing services and accreditations for regulatory…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 157 contacts → | ||||
Exact match “QualityLogic delivers full spectrum QA products and services to technology companies in rapidly evolving markets, or where transformative technologies are changing the world.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 154 contacts → | ||||
Exact match “Trialon is now Element!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 132 contacts → | ||||
Exact match “We're there, so our customers don’t have to be.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 129 contacts → | ||||
Exact match “Circuit Check is a leading provider of automated test systems and test fixtures for complex electronic products for the automotive, military/aerospace, medical, industrial, and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 129 contacts → | ||||
Exact match “Modern Industries offers customers a single-source solution for precision contract machining, end-to-end complete materials testing lab, and the largest heat treating facility in…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 120 contacts → | ||||
Exact match “Pacific BioLabs is the leading West Coast provider of GMP/GLP laboratory testing services supporting Medical Device, Pharmaceutical, and Biotechnology industries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 120 contacts → | ||||
Exact match “RTTS is the premier pure-play QA & Testing organization that specializes in Test Automation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 114 contacts → | ||||
Exact match “At Tinius Olsen we specialize in the manufacture and supply of test systems to prove the performance and strength of raw materials including metals, alloys, composites, plastics…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 102 contacts → | ||||
Exact match “DIT-MCO International's proven automated product testing solutions for wired assemblies provide reliable service to industrial, commercial, and military customers.” Recorded in the RevenueBase company graph · Sep 20, 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 “production testing services companies”. 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 309 production testing services companies based in the United States
See the full list, filter by size, metro and specialty, and access 6,113 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Production testing services companies based in the United States at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 309 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “production testing services companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 6,113 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 September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “production testing services companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many production testing services companies are there based in the United States?
RevenueBase identified 309 company matches for production testing services companies associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
NI National Instruments tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most production testing services companies?
Houston leads with 11 company records, followed by San Jose (10) and Austin (4).
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 6,113 professional contacts with verified work emails tracked across these 309 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 September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 309 production testing services companies based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Production testing services companies by geography
- Production testing services companies based in Brazil
- Production testing services companies based in Canada
- Production testing services companies based in France
- Production testing services companies based in Germany
- Production testing services companies based in India
- Production testing services companies based in Italy
- Production testing services companies based in Mexico
- Production testing services companies based in Spain
- Production testing services companies based in the United Kingdom
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Production testing services companies based in Brazil
- Production testing services companies based in Canada
- Production testing services companies based in France
- Production testing services companies based in Germany
- Production testing services companies based in India
- Production testing services companies based in Italy
Company intelligence · public preview
Top 25 production testing services companies based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 309 matching company records for production testing services companies based in the United States, with 18,801 tracked contacts and 6,113 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 20, 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 production testing services companies based in the United States
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 | 7,081 contacts → |
“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Stratosphere Qualitystratospherequality.comHQ: Fishers, IN, United StatesReported employees: 1,001-5,000 | Fishers, IN, United States | 1,001-5,000 | Exact match | 1,553 contacts → |
“Stratosphere Quality, founded in 2009, is a major global provider of quality assurance and outsourcing solutions, such as sorting and inspection services, to manufacturers of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Applied Technical Services, LLCatslab.comHQ: Marietta, GA, United StatesReported employees: 1,001-5,000 | Marietta, GA, United States | 1,001-5,000 | Exact match | 890 contacts → |
“Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Professional Service Industries, Inc. PSIintertek.comHQ: Arlington Heights, IL, United StatesReported employees: 1,001-5,000 | Arlington Heights, IL, United States | 1,001-5,000 | Exact match | 778 contacts → |
“Intertek, a leading provider of quality solutions to industries around the world, has completed the acquisition of Professional Service Industries, Inc.(PSI), a leading…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  TÜV Rheinland North Americatuv.comHQ: Boxborough, MA, United StatesReported employees: 501-1,000 | Boxborough, MA, United States | 501-1,000 | Exact match | 712 contacts → |
“TÜV Rheinland is a world leader in testing, inspection and certification services for a wide variety of industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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 | 632 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 · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Vayan Group, LLCvayangroup.comHQ: Sterling Heights, MI, United StatesReported employees: 1,001-5,000 | Sterling Heights, MI, United States | 1,001-5,000 | Exact match | 476 contacts → |
“Vayan Group, LLC is a leading provider of technology-driven quality assurance solutions for OEMs, Tier 1 and Tier 2 suppliers across the automotive, aerospace, electronics…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Astegicastegic.comHQ: Falls Church, VA, United StatesReported employees: 51-200 | Falls Church, VA, United States | 51-200 | Exact match | 415 contacts → |
“For 15 years, Astegic has been helping Fortune 500 through startup companies with their Testing & QA needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Quality Professionals Q-Prosq-pros.comHQ: TX, United StatesReported employees: 501-1,000 | TX, United States | 501-1,000 | Exact match | 347 contacts → |
“Quality Professionals (Q-Pros) is a global independent software Quality Assurance and Testing services provider supporting enterprise and government organizations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Atl, A Bureau Veritas Companyatlscience.comHQ: Milford, OH, United StatesReported employees: 501-1,000 | Milford, OH, United States | 501-1,000 | Exact match | 314 contacts → |
“Founded in 1987, ATL, A Bureau Veritas Company, is a Scientific Sourcing Solutions Company.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Smitherssmithers.com HQ: Akron, OH, United StatesReported employees: 501-1,000 | Akron, OH, United States | 501-1,000 | Exact match | 310 contacts → |
“Founded in 1925 and headquartered in Akron, Ohio, Smithers is a multinational provider of testing, consulting, information, and certification services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  MGA Research Corporationmgaresearch.comHQ: Akron, NY, United StatesReported employees: 201-500 | Akron, NY, United States | 201-500 | Exact match | 224 contacts → |
“MGA is recognized worldwide as one of the leading independent providers of testing services and equipment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  PRO QC Internationalproqc.comHQ: Mchenry, IL, United StatesReported employees: 501-1,000 | Mchenry, IL, United States | 501-1,000 | Exact match | 211 contacts → |
“Pro QC International provides tailored quality solutions with a human touch in 100 countries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Consolidated Engineering Laboratoriesce-labs.com HQ: San Ramon, CA, United StatesReported employees: 201-500 | San Ramon, CA, United States | 201-500 | Exact match | 201 contacts → |
“At Consolidated Engineering Laboratories (CEL) we consider ourselves more than a Testing Laboratory.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | GESgeservs.com HQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 186 contacts → |
“GES is among the global leaders in automation, test and measurement.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Baltimore, MD, United StatesReported employees: 201-500 | Baltimore, MD, United States | 201-500 | Exact match | 180 contacts → |
“Eurofins Electrical & Electronics North America is a leading testing and certification laboratory, providing a unique array of testing services and accreditations for regulatory…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Qualitylogicqualitylogic.comHQ: Boise, ID, United StatesReported employees: 51-200 | Boise, ID, United States | 51-200 | Exact match | 157 contacts → |
“QualityLogic delivers full spectrum QA products and services to technology companies in rapidly evolving markets, or where transformative technologies are changing the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Trialon Corporationelement.com HQ: Burton, MI, United StatesReported employees: 501-1,000 | Burton, MI, United States | 501-1,000 | Exact match | 154 contacts → |
“Trialon is now Element!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Team Quality Servicesteamqualityservices.comHQ: Auburn, IN, United StatesReported employees: 201-500 | Auburn, IN, United States | 201-500 | Exact match | 132 contacts → |
“We're there, so our customers don’t have to be.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Circuit Check INCcircuitcheck.comHQ: Maple Grove, MN, United StatesReported employees: 201-500 | Maple Grove, MN, United States | 201-500 | Exact match | 129 contacts → |
“Circuit Check is a leading provider of automated test systems and test fixtures for complex electronic products for the automotive, military/aerospace, medical, industrial, and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Modern Industries INCmodernind.com HQ: Erie, PA, United StatesReported employees: 201-500 | Erie, PA, United States | 201-500 | Exact match | 129 contacts → |
“Modern Industries offers customers a single-source solution for precision contract machining, end-to-end complete materials testing lab, and the largest heat treating facility in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pacific Biolabs, INCpacificbiolabs.com HQ: Hercules, CA, United StatesReported employees: 51-200 | Hercules, CA, United States | 51-200 | Exact match | 120 contacts → |
“Pacific BioLabs is the leading West Coast provider of GMP/GLP laboratory testing services supporting Medical Device, Pharmaceutical, and Biotechnology industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  RTTSrttsweb.comHQ: NY, United StatesReported employees: 51-200 | NY, United States | 51-200 | Exact match | 120 contacts → |
“RTTS is the premier pure-play QA & Testing organization that specializes in Test Automation.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Tinius Olsentiniusolsen.com HQ: Horsham, PA, United StatesReported employees: 51-200 | Horsham, PA, United States | 51-200 | Exact match | 114 contacts → |
“At Tinius Olsen we specialize in the manufacture and supply of test systems to prove the performance and strength of raw materials including metals, alloys, composites, plastics…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Dit-Mco Internationalditmco.com HQ: Kansas City, MO, United StatesReported employees: 51-200 | Kansas City, MO, United States | 51-200 | Exact match | 102 contacts → |
“DIT-MCO International's proven automated product testing solutions for wired assemblies provide reliable service to industrial, commercial, and military customers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 309 company matches
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Production testing services companies: dataset insights
September 20, 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
309 records in the displayed employee bands.
0 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 309 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: September 20, 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 ↗
Questions about this company list
What does Exact match mean for production testing services companies?
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 production testing services companies did RevenueBase find based in the United States?
The saved snapshot records 309 matching company records, 18,801 tracked contacts and 6,113 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 20, 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.
Related lists
Production testing services companies by geography
- Production testing services companies based in Brazil
- Production testing services companies based in Canada
- Production testing services companies based in France
- Production testing services companies based in Germany
- Production testing services companies based in India
- Production testing services companies based in Italy
- Production testing services companies based in Mexico
- Production testing services companies based in Spain
- Production testing services companies based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 production testing services companies based in the United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/production-testing-services-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Production testing services companies based in Brazil
- Production testing services companies based in Canada
- Production testing services companies based in France
- Production testing services companies based in Germany
- Production testing services companies based in India
- Production testing services companies based in Italy
Company intelligence · public preview
Top 25 production testing services companies based in the United States
RevenueBase records 309 matching company records for production testing services companies based in the United States, with 18,801 tracked contacts and 6,113 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 20, 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 production testing services companies based in the United States
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 | 7,081 contacts → |
“In 2023, Emerson acquired NI and introduced its new Test & Measurement business group.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Stratosphere Qualitystratospherequality.com HQ: Fishers, IN, United StatesReported employees: 1,001-5,000 | Fishers, IN, United States | 1,001-5,000 | Exact match | 1,553 contacts → |
“Stratosphere Quality, founded in 2009, is a major global provider of quality assurance and outsourcing solutions, such as sorting and inspection services, to manufacturers of…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Applied Technical Services, LLCatslab.com HQ: Marietta, GA, United StatesReported employees: 1,001-5,000 | Marietta, GA, United States | 1,001-5,000 | Exact match | 890 contacts → |
“Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Professional Service Industries, Inc. PSIintertek.com HQ: Arlington Heights, IL, United StatesReported employees: 1,001-5,000 | Arlington Heights, IL, United States | 1,001-5,000 | Exact match | 778 contacts → |
“Intertek, a leading provider of quality solutions to industries around the world, has completed the acquisition of Professional Service Industries, Inc.(PSI), a leading…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | TÜV Rheinland North Americatuv.com HQ: Boxborough, MA, United StatesReported employees: 501-1,000 | Boxborough, MA, United States | 501-1,000 | Exact match | 712 contacts → |
“TÜV Rheinland is a world leader in testing, inspection and certification services for a wide variety of industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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 | 632 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 · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Vayan Group, LLCvayangroup.com HQ: Sterling Heights, MI, United StatesReported employees: 1,001-5,000 | Sterling Heights, MI, United States | 1,001-5,000 | Exact match | 476 contacts → |
“Vayan Group, LLC is a leading provider of technology-driven quality assurance solutions for OEMs, Tier 1 and Tier 2 suppliers across the automotive, aerospace, electronics…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Astegicastegic.com HQ: Falls Church, VA, United StatesReported employees: 51-200 | Falls Church, VA, United States | 51-200 | Exact match | 415 contacts → |
“For 15 years, Astegic has been helping Fortune 500 through startup companies with their Testing & QA needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Quality Professionals Q-Prosq-pros.com HQ: TX, United StatesReported employees: 501-1,000 | TX, United States | 501-1,000 | Exact match | 347 contacts → |
“Quality Professionals (Q-Pros) is a global independent software Quality Assurance and Testing services provider supporting enterprise and government organizations.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Atl, A Bureau Veritas Companyatlscience.com HQ: Milford, OH, United StatesReported employees: 501-1,000 | Milford, OH, United States | 501-1,000 | Exact match | 314 contacts → |
“Founded in 1987, ATL, A Bureau Veritas Company, is a Scientific Sourcing Solutions Company.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Smitherssmithers.com HQ: Akron, OH, United StatesReported employees: 501-1,000 | Akron, OH, United States | 501-1,000 | Exact match | 310 contacts → |
“Founded in 1925 and headquartered in Akron, Ohio, Smithers is a multinational provider of testing, consulting, information, and certification services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | MGA Research Corporationmgaresearch.com HQ: Akron, NY, United StatesReported employees: 201-500 | Akron, NY, United States | 201-500 | Exact match | 224 contacts → |
“MGA is recognized worldwide as one of the leading independent providers of testing services and equipment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | PRO QC Internationalproqc.com HQ: Mchenry, IL, United StatesReported employees: 501-1,000 | Mchenry, IL, United States | 501-1,000 | Exact match | 211 contacts → |
“Pro QC International provides tailored quality solutions with a human touch in 100 countries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Consolidated Engineering Laboratoriesce-labs.com HQ: San Ramon, CA, United StatesReported employees: 201-500 | San Ramon, CA, United States | 201-500 | Exact match | 201 contacts → |
“At Consolidated Engineering Laboratories (CEL) we consider ourselves more than a Testing Laboratory.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | GESgeservs.com HQ: San Jose, CA, United StatesReported employees: 501-1,000 | San Jose, CA, United States | 501-1,000 | Exact match | 186 contacts → |
“GES is among the global leaders in automation, test and measurement.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Baltimore, MD, United StatesReported employees: 201-500 | Baltimore, MD, United States | 201-500 | Exact match | 180 contacts → |
“Eurofins Electrical & Electronics North America is a leading testing and certification laboratory, providing a unique array of testing services and accreditations for regulatory…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Qualitylogicqualitylogic.com HQ: Boise, ID, United StatesReported employees: 51-200 | Boise, ID, United States | 51-200 | Exact match | 157 contacts → |
“QualityLogic delivers full spectrum QA products and services to technology companies in rapidly evolving markets, or where transformative technologies are changing the world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Trialon Corporationelement.com HQ: Burton, MI, United StatesReported employees: 501-1,000 | Burton, MI, United States | 501-1,000 | Exact match | 154 contacts → |
“Trialon is now Element!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Team Quality Servicesteamqualityservices.com HQ: Auburn, IN, United StatesReported employees: 201-500 | Auburn, IN, United States | 201-500 | Exact match | 132 contacts → |
“We're there, so our customers don’t have to be.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Circuit Check INCcircuitcheck.com HQ: Maple Grove, MN, United StatesReported employees: 201-500 | Maple Grove, MN, United States | 201-500 | Exact match | 129 contacts → |
“Circuit Check is a leading provider of automated test systems and test fixtures for complex electronic products for the automotive, military/aerospace, medical, industrial, and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Modern Industries INCmodernind.com HQ: Erie, PA, United StatesReported employees: 201-500 | Erie, PA, United States | 201-500 | Exact match | 129 contacts → |
“Modern Industries offers customers a single-source solution for precision contract machining, end-to-end complete materials testing lab, and the largest heat treating facility in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pacific Biolabs, INCpacificbiolabs.com HQ: Hercules, CA, United StatesReported employees: 51-200 | Hercules, CA, United States | 51-200 | Exact match | 120 contacts → |
“Pacific BioLabs is the leading West Coast provider of GMP/GLP laboratory testing services supporting Medical Device, Pharmaceutical, and Biotechnology industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | RTTSrttsweb.com HQ: NY, United StatesReported employees: 51-200 | NY, United States | 51-200 | Exact match | 120 contacts → |
“RTTS is the premier pure-play QA & Testing organization that specializes in Test Automation.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Tinius Olsentiniusolsen.com HQ: Horsham, PA, United StatesReported employees: 51-200 | Horsham, PA, United States | 51-200 | Exact match | 114 contacts → |
“At Tinius Olsen we specialize in the manufacture and supply of test systems to prove the performance and strength of raw materials including metals, alloys, composites, plastics…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Dit-Mco Internationalditmco.com HQ: Kansas City, MO, United StatesReported employees: 51-200 | Kansas City, MO, United States | 51-200 | Exact match | 102 contacts → |
“DIT-MCO International's proven automated product testing solutions for wired assemblies provide reliable service to industrial, commercial, and military customers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 309 company matches
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Production testing services companies: dataset insights
September 20, 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
309 records in the displayed employee bands.
0 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 309 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: September 20, 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 ↗
Questions about this company list
What does Exact match mean for production testing services companies?
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 production testing services companies did RevenueBase find based in the United States?
The saved snapshot records 309 matching company records, 18,801 tracked contacts and 6,113 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 20, 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.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 production testing services companies based in the United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/production-testing-services-companies/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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