Company lists · Data refreshed September 2026
Top 25 Aerospace quality testing labs based in the United States
RevenueBase identified 283 aerospace quality testing labs headquartered in the United States as of September 2026 and tracks 7,661 professional contacts across them, including 2,100 with verified work emails. Houston is the largest hub.
This list covers aerospace quality testing labs headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 30, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest aerospace quality testing labs based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 915 contacts → | ||||
Indirect evidence “Element U.S.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 890 contacts → | ||||
Partial evidence “Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 712 contacts → | ||||
Partial evidence “TÜV Rheinland is a world leader in testing, inspection and certification services for a wide variety of industries.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 381 contacts → | ||||
Partial evidence “Life Cycle Testing, Inspection, Certification & Engineering Solutions for Mission Critical Facilities Worldwide Commitment to Diversity – FST is dedicated to non-discriminatory…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 356 contacts → | ||||
Strong evidence “Calspan is an industry-leading research and testing partner to the great innovators of the aerospace and automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 224 contacts → | ||||
Partial evidence “MGA is recognized worldwide as one of the leading independent providers of testing services and equipment.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 201 contacts → | ||||
Partial evidence “At Consolidated Engineering Laboratories (CEL) we consider ourselves more than a Testing Laboratory.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 150 contacts → | ||||
Partial evidence “Smith-Emery has been providing inspection and materials testing services for public agencies and private companies for the past 113 years.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 139 contacts → | ||||
Indirect evidence “Element U.S.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 116 contacts → | ||||
Strong evidence “AEIS, LLC is a testing, inspection, and certification (TIC) agency that increases quality and safety outcomes for major infrastructure.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 104 contacts → | ||||
Partial evidence “Aegeus Inspection Solutions delivers conventional and advanced non-destructive testing, inspection, engineering, and staff augmentation solutions for the energy, defense, and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 73 contacts → | ||||
Strong evidence “Aerospace and Non-Aerospace metal processing: Steel, Aluminum, and Titanium Non-Destructive Testing: Magnetic Particle, Dye Penetrant, Conductivity, and Hardness Shot Peen…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 64 contacts → | ||||
Strong evidence “MIL provides the following services to the Aerospace, Medical, Industrial and Power Generation industries: • Non-destructive testing including Fluorescent Penetrant, Magnetic…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 60 contacts → | ||||
Indirect evidence “Phoenix Composite Solutions, LLC is an FAA certified aircraft repair and overhaul facility located on the former Wurtsmith Air Force Base In Oscoda, Michigan.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 59 contacts → | ||||
Indirect evidence “Welcome to ZwickRoell in North America ZwickRoell is committed to helping you improve the performance and safety of your products.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 58 contacts → | ||||
Partial evidence “Since 1939, Aerofab has proudly provided the global aerospace manufacturing industry with world-class component manufacturing.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 48 contacts → | ||||
Partial evidence “PES is an independent testing laboratory, specializing in mechanical, metallurgical, chemical and nondestructive testing and analysis.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 48 contacts → | ||||
Strong evidence “Alliance Infinite has consistently maintained its position among the world’s very best quality service providers for Third Party Inspection, Testing, Calibration and Management…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 43 contacts → | ||||
Indirect evidence “Bloomy Controls, Inc,(BLOOMY) provides products and services for avionics real-time test, manufacturing functional test, battery test and simulation, as well as world-class NI…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 40 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 38 contacts → | ||||
Strong evidence “Oneida Research Services® (ORS) offers specialized laboratory testing services to support the microelectronics, telecommunications, aerospace, automotive, medical, and defense…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 37 contacts → | ||||
Indirect evidence “Fully committed to ensuring that customer products reach their highest standards of integrity, safety, and reliability, Applus+ XRI has positioned itself as one of the leading…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 35 contacts → | ||||
Partial evidence “Avtron Aerospace has been developing innovative test technology for more than 60 years.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 34 contacts → | ||||
Strong evidence “At PNL our brand is 'Quality When You Need It.' Phoenix National Laboratories is a full-service engineering and ISO accredited 3rd Party Quality Testing company specializing in…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 33 contacts → | ||||
Strong evidence “Our mission is to provide the highest industry standards through quality inspection & testing.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: aerospace quality testing labs. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names aerospace quality testing labs.
- Partial evidence
- Its own public description names part of aerospace quality testing labs, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name aerospace quality testing labs. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 283 aerospace quality testing labs based in the United States
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Aerospace quality testing labs based in the United States at a glance
As of Sep 30, 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 283 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among aerospace quality testing labs, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “aerospace quality testing labs”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names aerospace quality testing labs), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among aerospace quality testing labs, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 2,100 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 30, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names aerospace quality testing labs, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many aerospace quality testing labs are there based in the United States?
RevenueBase identified 283 aerospace quality testing labs headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
NTS, headquartered in Belcamp, tops this list with the largest team on record.
Which city has the most aerospace quality testing labs?
Houston leads with 16 headquartered companies, followed by Wichita (6) and Los Angeles (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,100 verified decision-maker contacts tracked across these 283 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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