Company lists · Data refreshed September 2026
Top 25 Laboratory accreditation consultants based in the United States
RevenueBase identified 671 laboratory accreditation consultants headquartered in the United States as of September 2026 and tracks 7,023 professional contacts across them, including 2,705 with verified work emails. Houston is the largest hub.
This list covers laboratory accreditation consultants 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 20, 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 laboratory accreditation consultants based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 890 contacts → | ||||
Indirect evidence “Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 386 contacts → | ||||
Partial evidence “Technical Safety Services is a leading compliance, calibration and certification service provider for laboratories, hospitals, and pharmacies with locations across the United…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 241 contacts → | ||||
Strong evidence “Commission on Laboratory Accreditation (COLA Inc.) is a physician-directed organization whose purpose is to promote health and safety through accreditation and educational…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 201 contacts → | ||||
Partial evidence “At Consolidated Engineering Laboratories (CEL) we consider ourselves more than a Testing Laboratory.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 199 contacts → | ||||
Partial evidence “The ANSI National Accreditation Board plays an important role in ensuring the safety and quality of goods and services and in protecting the environment.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 179 contacts → | ||||
Indirect evidence “Quality & Compliance | Regulatory Strategy | Inspection Readiness & Remediation | Data Integrity.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 178 contacts → | ||||
Partial evidence “Lighthouse Lab Services is the industry’s leading laboratory services platform, helping organizations build, operate, optimize, and grow high-performing laboratories.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 142 contacts → | ||||
Indirect evidence “A2LA is a nonprofit, non-governmental, public service, membership society.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 112 contacts → | ||||
Partial evidence “Eagle Analytical is an FDA- and DEA-registered, A2LA ISO 17025-accredited laboratory that provides analytical chemistry, microbiological testing, consulting, and technical…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 88 contacts → | ||||
Indirect evidence “IAS accredits a wide range of companies and organizations including governmental entities, academia, commercial businesses, and professional associations.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 80 contacts → | ||||
Partial evidence “Essco Calibration Laboratory provides calibration services for a wide variety of commercial test equipment.Capabilities include electronic, mechanical, fiber-optic…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 74 contacts → | ||||
Indirect evidence “Cresen Solutions, founded in 2015, delivers specialized, high-quality services to the life sciences industry.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 73 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 68 contacts → | ||||
Strong evidence “Vastian is the leading provider of healthcare and laboratory quality, compliance, and accreditation solutions, powering laboratories and hospitals to achieve better clarity and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 65 contacts → | ||||
Indirect evidence “Canyon Labs partners with pharmaceutical and medical device companies to support products from development through launch and long-term market maintenance.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 62 contacts → | ||||
Indirect evidence “FDAQRC offers specialized quality consulting, regulatory compliance and quality assurance for Pharmaceutical, Medical Device and Biotech companies.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 58 contacts → | ||||
Indirect evidence “JOBSEEKERS: Our Recruiters only ever reach out from primephysicians.com email addresses.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 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 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 48 contacts → | ||||
Indirect 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 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 47 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 47 contacts → | ||||
Indirect evidence “Where organizations have turned for lab informatics guidance and help for more than 20 years.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 46 contacts → | ||||
Indirect evidence “LexaMed is a company dedicated to providing the pharmaceutical, medical device and biotechnology industries with quality, compliant, state-of-the-art services in the areas of…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 44 contacts → | ||||
Partial evidence “Analytical Lab Group, proud to be part of Element, is an industry leader in the specialty contract lab space and comprises FDA- and EPA-focused laboratories across the United…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 43 contacts → | ||||
Partial evidence “Organized on the principle of Excellence Through Service, International Quality Consultants, Inc.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 42 contacts → | ||||
Partial evidence “For over 30 years, industry has been relying on RTI Laboratories as an analytical resource.” Source: RevenueBase Database · checked Sep 20, 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: laboratory accreditation consultants. 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 laboratory accreditation consultants.
- Partial evidence
- Its own public description names part of laboratory accreditation consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name laboratory accreditation consultants. 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 671 laboratory accreditation consultants based in the United States
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Laboratory accreditation consultants 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 671 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 laboratory accreditation consultants, 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 “laboratory accreditation consultants”. 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 laboratory accreditation consultants), 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 laboratory accreditation consultants, 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, 2,705 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 20, 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 laboratory accreditation consultants, 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 laboratory accreditation consultants are there based in the United States?
RevenueBase identified 671 laboratory accreditation consultants 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?
Applied Technical Services, LLC, headquartered in Marietta, tops this list with the largest team on record.
Which city has the most laboratory accreditation consultants?
Houston leads with 18 headquartered companies, followed by San Diego (17) and Los Angeles (11).
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 2,705 verified decision-maker contacts tracked across these 671 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 20, 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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- Laboratory accreditation consultants based in Argentina
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