Company lists · Data refreshed November 2026
Top 25 Drug testing labs worldwide
RevenueBase identified 1,611 company matches for drug testing labs worldwide as of November 2026 and tracks 46,374 professional contacts across them, including 9,223 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers company matches for drug testing labs 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 November 6, 2026. Country and city lists for drug testing labs 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 drug testing labs worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 12,649 contacts → | ||||
Exact match “Since 1987, Eurofins has grown from one laboratory in Nantes, France to over staff across a network of independent companies in 59 countries, operating over 950 laboratories.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 2,250 contacts → | ||||
Exact match “PathCare Laboratories PathCare is a network of pathology laboratories that provide testing of specimens, primarily for medical diagnostic purposes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 738 contacts → | ||||
Exact match “Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 626 contacts → | ||||
Exact match “Millennium Health is an accredited specialty laboratory with over a decade of experience delivering timely, accurate, clinically-actionable information through our nationwide…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 624 contacts → | ||||
Exact match “al mokhtabar is the largest private medical laboratory testing company in the Middle East, providing diagnostic laboratory services, pathological and clinical tests for medical…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 503 contacts → | ||||
Exact match “CRL was originally founded as Enzyme Technologies in 1979 with our focus on clinical research and development.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 451 contacts → | ||||
Exact match “Inovação, excelência técnica e qualidade de serviços.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 427 contacts → | ||||
Exact match “NMS Labs has been setting the standard for excellence in clinical toxicology and forensic testing-responding to the needs of healthcare providers, medical researchers, coroners…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 398 contacts → | ||||
Exact match “DLS is proud to be Hawaii’s largest locally-owned clinical and anatomic pathology testing laboratory with a team of over dedicated professionals.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 382 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 382 contacts → | ||||
Exact match “As part of Certified Group, Labstat partners with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes®.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 382 contacts → | ||||
Exact match “Accu Reference Medical Lab is a state-of-the-art medical testing laboratory service that provides a complete range of tests for diagnosis, screening or evaluation of diseases and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 353 contacts → | ||||
Exact match “ARCpoint Labs is a trusted industry leader serving our communities with drug, alcohol, DNA, and clinical testing solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 331 contacts → | ||||
Exact match “For over 25 years, Dominion Diagnostics has been advancing patient care through trusted diagnostics as a premier urine drug testing and toxicology laboratory.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 320 contacts → | ||||
Exact match “Established in Toledo, Ohio in 1946, Pathology Laboratories, Inc.(PathLabs) fostered a reputation among the area’s private medical practitioners as a provider of prompt, reliable…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 276 contacts → | ||||
Exact match “Histórico O Laboratório foi fundado em 1985, pela Dra.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 259 contacts → | ||||
Exact match “Precision Diagnostics is the only U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 246 contacts → | ||||
Exact match “O Laboratório Sodré́ está há 45 anos no mercado.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 236 contacts → | ||||
Exact match “Quest Diagnostics Workforce Health Solutions drug offers reliable workforce drug testing, an extensive collection site network, and personal service and support.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 224 contacts → | ||||
Exact match “MEDTOX Laboratories contains a full-service clinical laboratory as well as a SAMHSA-certified drug testing laboratory.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 218 contacts → | ||||
Exact match “We examine biomarkers, pathogens, gene sequences and trace elements from all body materials.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 178 contacts → | ||||
Exact match “Our physician-owned and family-run company is one of the largest independent laboratories in Europe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 178 contacts → | ||||
Exact match “Mehr als Labor Als größte inhabergeführte Laborgruppe Deutschlands setzen wir mit unserem breiten Leistungsangebot auf hohe Qualitätsstandards in der Labordiagnostik.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 160 contacts → | ||||
Exact match “Phamatech was founded in 1991 by a small group of dedicated scientists and business executives.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 157 contacts → | ||||
Exact match “We create value for humans, animals and our environment- SYNLAB is the largest private laboratory service provider both in Hungary and Europe-wide.” Recorded in the RevenueBase company graph · Nov 6, 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 “drug testing labs”. 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 1,611 drug testing labs worldwide
See the full list, filter by size, metro and specialty, and access 9,223 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Drug testing labs worldwide at a glance
As of Nov 6, 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 drug testing labs are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “drug testing labs” 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 9,223 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 November 6, 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.
Drug testing labs by location
3 lists · largest firstEvery Drug testing labs list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 “drug testing labs”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many drug testing labs are there worldwide?
RevenueBase identified 1,611 company matches for drug testing labs worldwide as of November 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?
Eurofins tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most drug testing labs?
The United States leads with 722 companies, followed by Brazil (249) and the United Kingdom (41). Every drug testing labs list by country and city is linked on this page.
Which city has the most drug testing labs?
Sao Paulo leads with 16 company records, followed by San Diego (11) and Charlotte (10).
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 9,223 professional contacts with verified work emails tracked across these 1,611 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,611 drug testing labs 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 drug testing labs worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,611 matching company records for drug testing labs worldwide, with 46,374 tracked contacts and 9,223 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: November 6, 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 drug testing labs 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 | HQ: LuxembourgReported employees: 10001+ | Luxembourg | 10001+ | Exact match | 12,649 contacts → |
“Since 1987, Eurofins has grown from one laboratory in Nantes, France to over staff across a network of independent companies in 59 countries, operating over 950 laboratories.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Cape Town, South AfricaReported employees: 1,001-5,000 | Cape Town, South Africa | 1,001-5,000 | Exact match | 2,250 contacts → |
“PathCare Laboratories PathCare is a network of pathology laboratories that provide testing of specimens, primarily for medical diagnostic purposes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Nashville, TN, United StatesReported employees: 501-1,000 | Nashville, TN, United States | 501-1,000 | Exact match | 738 contacts → |
“Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 626 contacts → |
“Millennium Health is an accredited specialty laboratory with over a decade of experience delivering timely, accurate, clinically-actionable information through our nationwide…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Giza, EgyptReported employees: 1,001-5,000 | Giza, Egypt | 1,001-5,000 | Exact match | 624 contacts → |
“al mokhtabar is the largest private medical laboratory testing company in the Middle East, providing diagnostic laboratory services, pathological and clinical tests for medical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Lenexa, KS, United StatesReported employees: 501-1,000 | Lenexa, KS, United States | 501-1,000 | Exact match | 503 contacts → |
“CRL was originally founded as Enzyme Technologies in 1979 with our focus on clinical research and development.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Curitiba, BrazilReported employees: 501-1,000 | Curitiba, Brazil | 501-1,000 | Exact match | 451 contacts → |
“Inovação, excelência técnica e qualidade de serviços.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Horsham, PA, United StatesReported employees: 201-500 | Horsham, PA, United States | 201-500 | Exact match | 427 contacts → |
“NMS Labs has been setting the standard for excellence in clinical toxicology and forensic testing-responding to the needs of healthcare providers, medical researchers, coroners…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Aiea, HI, United StatesReported employees: 1,001-5,000 | Aiea, HI, United States | 1,001-5,000 | Exact match | 398 contacts → |
“DLS is proud to be Hawaii’s largest locally-owned clinical and anatomic pathology testing laboratory with a team of over dedicated professionals.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Hicksville, NY, United StatesReported employees: 501-1,000 | Hicksville, NY, United States | 501-1,000 | Exact match | 382 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | HQ: Kitchener, NC, CanadaReported employees: 201-500 | Kitchener, NC, Canada | 201-500 | Exact match | 382 contacts → |
“As part of Certified Group, Labstat partners with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes®.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Linden, NJ, United StatesReported employees: 501-1,000 | Linden, NJ, United States | 501-1,000 | Exact match | 382 contacts → |
“Accu Reference Medical Lab is a state-of-the-art medical testing laboratory service that provides a complete range of tests for diagnosis, screening or evaluation of diseases and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Greenville, SC, United StatesReported employees: 201-500 | Greenville, SC, United States | 201-500 | Exact match | 353 contacts → |
“ARCpoint Labs is a trusted industry leader serving our communities with drug, alcohol, DNA, and clinical testing solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: North Kingstown, RI, United StatesReported employees: 201-500 | North Kingstown, RI, United States | 201-500 | Exact match | 331 contacts → |
“For over 25 years, Dominion Diagnostics has been advancing patient care through trusted diagnostics as a premier urine drug testing and toxicology laboratory.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Toledo, OH, United StatesReported employees: 201-500 | Toledo, OH, United States | 201-500 | Exact match | 320 contacts → |
“Established in Toledo, Ohio in 1946, Pathology Laboratories, Inc.(PathLabs) fostered a reputation among the area’s private medical practitioners as a provider of prompt, reliable…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Belém, BrazilReported employees: 201-500 | Belém, Brazil | 201-500 | Exact match | 276 contacts → |
“Histórico O Laboratório foi fundado em 1985, pela Dra.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 259 contacts → |
“Precision Diagnostics is the only U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Lins, BrazilReported employees: 201-500 | Lins, Brazil | 201-500 | Exact match | 246 contacts → |
“O Laboratório Sodré́ está há 45 anos no mercado.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Lenexa, KS, United StatesReported employees: 501-1,000 | Lenexa, KS, United States | 501-1,000 | Exact match | 236 contacts → |
“Quest Diagnostics Workforce Health Solutions drug offers reliable workforce drug testing, an extensive collection site network, and personal service and support.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: New Brighton, MN, United StatesReported employees: 501-1,000 | New Brighton, MN, United States | 501-1,000 | Exact match | 224 contacts → |
“MEDTOX Laboratories contains a full-service clinical laboratory as well as a SAMHSA-certified drug testing laboratory.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Ingelheim, GermanyReported employees: 1,001-5,000 | Ingelheim, Germany | 1,001-5,000 | Exact match | 218 contacts → |
“We examine biomarkers, pathogens, gene sequences and trace elements from all body materials.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Cologne, GermanyReported employees: 501-1,000 | Cologne, Germany | 501-1,000 | Exact match | 178 contacts → |
“Our physician-owned and family-run company is one of the largest independent laboratories in Europe.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Heidelberg, GermanyReported employees: 5,001-10,000 | Heidelberg, Germany | 5,001-10,000 | Exact match | 178 contacts → |
“Mehr als Labor Als größte inhabergeführte Laborgruppe Deutschlands setzen wir mit unserem breiten Leistungsangebot auf hohe Qualitätsstandards in der Labordiagnostik.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 160 contacts → |
“Phamatech was founded in 1991 by a small group of dedicated scientists and business executives.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Budapest, HungaryReported employees: 501-1,000 | Budapest, Hungary | 501-1,000 | Exact match | 157 contacts → |
“We create value for humans, animals and our environment- SYNLAB is the largest private laboratory service provider both in Hungary and Europe-wide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,611 company matches
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Drug testing labs: dataset insights
November 6, 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
1,591 records in the displayed employee bands.
20 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 1,611 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: November 6, 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 ↗
Drug testing labs by location
3 lists · largest firstEvery Drug testing labs list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for drug testing labs?
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 drug testing labs did RevenueBase find worldwide?
The saved snapshot records 1,611 matching company records, 46,374 tracked contacts and 9,223 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: November 6, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 drug testing labs worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/drug-testing-labs.
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 drug testing labs worldwide
RevenueBase records 1,611 matching company records for drug testing labs worldwide, with 46,374 tracked contacts and 9,223 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: November 6, 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 drug testing labs 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 | HQ: LuxembourgReported employees: 10001+ | Luxembourg | 10001+ | Exact match | 12,649 contacts → |
“Since 1987, Eurofins has grown from one laboratory in Nantes, France to over staff across a network of independent companies in 59 countries, operating over 950 laboratories.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Cape Town, South AfricaReported employees: 1,001-5,000 | Cape Town, South Africa | 1,001-5,000 | Exact match | 2,250 contacts → |
“PathCare Laboratories PathCare is a network of pathology laboratories that provide testing of specimens, primarily for medical diagnostic purposes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Nashville, TN, United StatesReported employees: 501-1,000 | Nashville, TN, United States | 501-1,000 | Exact match | 738 contacts → |
“Founded in 1990, Aegis Sciences Corporation is a forensic toxicology and healthcare laboratory that provides science-driven drug testing and consulting services based in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 626 contacts → |
“Millennium Health is an accredited specialty laboratory with over a decade of experience delivering timely, accurate, clinically-actionable information through our nationwide…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Giza, EgyptReported employees: 1,001-5,000 | Giza, Egypt | 1,001-5,000 | Exact match | 624 contacts → |
“al mokhtabar is the largest private medical laboratory testing company in the Middle East, providing diagnostic laboratory services, pathological and clinical tests for medical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Lenexa, KS, United StatesReported employees: 501-1,000 | Lenexa, KS, United States | 501-1,000 | Exact match | 503 contacts → |
“CRL was originally founded as Enzyme Technologies in 1979 with our focus on clinical research and development.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Curitiba, BrazilReported employees: 501-1,000 | Curitiba, Brazil | 501-1,000 | Exact match | 451 contacts → |
“Inovação, excelência técnica e qualidade de serviços.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Horsham, PA, United StatesReported employees: 201-500 | Horsham, PA, United States | 201-500 | Exact match | 427 contacts → |
“NMS Labs has been setting the standard for excellence in clinical toxicology and forensic testing-responding to the needs of healthcare providers, medical researchers, coroners…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Aiea, HI, United StatesReported employees: 1,001-5,000 | Aiea, HI, United States | 1,001-5,000 | Exact match | 398 contacts → |
“DLS is proud to be Hawaii’s largest locally-owned clinical and anatomic pathology testing laboratory with a team of over dedicated professionals.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Hicksville, NY, United StatesReported employees: 501-1,000 | Hicksville, NY, United States | 501-1,000 | Exact match | 382 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | HQ: Kitchener, NC, CanadaReported employees: 201-500 | Kitchener, NC, Canada | 201-500 | Exact match | 382 contacts → |
“As part of Certified Group, Labstat partners with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes®.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Linden, NJ, United StatesReported employees: 501-1,000 | Linden, NJ, United States | 501-1,000 | Exact match | 382 contacts → |
“Accu Reference Medical Lab is a state-of-the-art medical testing laboratory service that provides a complete range of tests for diagnosis, screening or evaluation of diseases and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Greenville, SC, United StatesReported employees: 201-500 | Greenville, SC, United States | 201-500 | Exact match | 353 contacts → |
“ARCpoint Labs is a trusted industry leader serving our communities with drug, alcohol, DNA, and clinical testing solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: North Kingstown, RI, United StatesReported employees: 201-500 | North Kingstown, RI, United States | 201-500 | Exact match | 331 contacts → |
“For over 25 years, Dominion Diagnostics has been advancing patient care through trusted diagnostics as a premier urine drug testing and toxicology laboratory.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Toledo, OH, United StatesReported employees: 201-500 | Toledo, OH, United States | 201-500 | Exact match | 320 contacts → |
“Established in Toledo, Ohio in 1946, Pathology Laboratories, Inc.(PathLabs) fostered a reputation among the area’s private medical practitioners as a provider of prompt, reliable…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Belém, BrazilReported employees: 201-500 | Belém, Brazil | 201-500 | Exact match | 276 contacts → |
“Histórico O Laboratório foi fundado em 1985, pela Dra.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 259 contacts → |
“Precision Diagnostics is the only U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Lins, BrazilReported employees: 201-500 | Lins, Brazil | 201-500 | Exact match | 246 contacts → |
“O Laboratório Sodré́ está há 45 anos no mercado.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Lenexa, KS, United StatesReported employees: 501-1,000 | Lenexa, KS, United States | 501-1,000 | Exact match | 236 contacts → |
“Quest Diagnostics Workforce Health Solutions drug offers reliable workforce drug testing, an extensive collection site network, and personal service and support.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: New Brighton, MN, United StatesReported employees: 501-1,000 | New Brighton, MN, United States | 501-1,000 | Exact match | 224 contacts → |
“MEDTOX Laboratories contains a full-service clinical laboratory as well as a SAMHSA-certified drug testing laboratory.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Ingelheim, GermanyReported employees: 1,001-5,000 | Ingelheim, Germany | 1,001-5,000 | Exact match | 218 contacts → |
“We examine biomarkers, pathogens, gene sequences and trace elements from all body materials.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Cologne, GermanyReported employees: 501-1,000 | Cologne, Germany | 501-1,000 | Exact match | 178 contacts → |
“Our physician-owned and family-run company is one of the largest independent laboratories in Europe.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Heidelberg, GermanyReported employees: 5,001-10,000 | Heidelberg, Germany | 5,001-10,000 | Exact match | 178 contacts → |
“Mehr als Labor Als größte inhabergeführte Laborgruppe Deutschlands setzen wir mit unserem breiten Leistungsangebot auf hohe Qualitätsstandards in der Labordiagnostik.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 160 contacts → |
“Phamatech was founded in 1991 by a small group of dedicated scientists and business executives.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Budapest, HungaryReported employees: 501-1,000 | Budapest, Hungary | 501-1,000 | Exact match | 157 contacts → |
“We create value for humans, animals and our environment- SYNLAB is the largest private laboratory service provider both in Hungary and Europe-wide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,611 company matches
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Drug testing labs: dataset insights
November 6, 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
1,591 records in the displayed employee bands.
20 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 1,611 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: November 6, 2026.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗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 ↗
Drug testing labs by location
3 lists · largest firstEvery Drug testing labs list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for drug testing labs?
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 drug testing labs did RevenueBase find worldwide?
The saved snapshot records 1,611 matching company records, 46,374 tracked contacts and 9,223 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: November 6, 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 drug testing labs worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/drug-testing-labs.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗