Company lists · Data refreshed September 2026
Top 25 Yeast and mold testing based in the United States
RevenueBase identified 437 company matches for yeast and mold testing associated with the United States as of September 2026 and tracks 9,148 professional contacts across them, including 3,301 with verified work emails. Houston is the largest hub.
This list covers company matches for yeast and mold testing 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 22, 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 yeast and mold testing based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,228 contacts → | ||||
Exact match “Pace® Science and Technology Company makes the world a safer, healthier place.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 719 contacts → | ||||
Exact match “As the nation's leading environmental testing firm, EMSL's network of nationwide laboratories has been providing quality analytical services since 1981.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 494 contacts → | ||||
Exact match “Companies of all sizes partner with Microbac to test the quality, safety, and performance of their products and operations.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 287 contacts → | ||||
Exact match “As part of Certified Group, Certified Laboratories 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 · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 254 contacts → | ||||
Exact match “Since 1987, Alpha Analytical, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 242 contacts → | ||||
Exact match “Deibel Laboratories started in 1967 by Dr.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 194 contacts → | ||||
Exact match “RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 182 contacts → | ||||
Exact match “Driving smart decisions has been our passion since 1975, and we continue to do this by recruiting talented individuals in the fields of Chemistry, Biochemistry, Biology…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 158 contacts → | ||||
Exact match “Advanced Environmental Laboratories, Inc.(AEL) is a NELAP/TNI and DOD certified, national full-service laboratory firm, headquartered in Jacksonville, Florida, with additional…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 113 contacts → | ||||
Exact match “Founded in 1952, Energy Laboratories, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 112 contacts → | ||||
Exact match “Eagle Analytical is an FDA- and DEA-registered, A2LA ISO 17025-accredited laboratory that provides analytical chemistry, microbiological testing, consulting, and technical…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 112 contacts → | ||||
Exact match “Established in 2019, Metiri Group has focused on using full-service environmental laboratories to deliver testing services to inform the decisions that improve the lives of people…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 82 contacts → | ||||
Exact match “ALC provides a wide range of environmental services from testing and reporting on potentially unsafe or hazardous conditions (asbestos, lead paint, indoor air quality/mold, soil…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 78 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 71 contacts → | ||||
Exact match “A&B Environmental Services, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 68 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 66 contacts → | ||||
Exact match “The Pace Analytical National Center for Testing and Innovation is the only environmental laboratory certified to support your work nationwide from one location.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 62 contacts → | ||||
Exact match “STAT Analysis Corporation (STAT) is a full-service analytical support laboratory that serves the environmental and industrial hygiene industries.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 61 contacts → | ||||
Exact match “Weck Laboratories Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 60 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 52 contacts → | ||||
Exact match “AEMTEK is a high quality, third party laboratory that provides testing, research, training, consulting services, and sampling products for the food, environmental, water…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 49 contacts → | ||||
Exact match “SanAir Technologies Laboratory, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 48 contacts → | ||||
Exact match “At Garden State Laboratories, Inc, we contribute to the protection of public health and safety.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 47 contacts → | ||||
Exact match “Criterion provides rapid and reliable solutions to occupational and environmental health problems.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 45 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 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 “yeast and mold testing”. 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 437 yeast and mold testing based in the United States
See the full list, filter by size, metro and specialty, and access 3,301 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Yeast and mold testing based in the United States at a glance
As of Sep 22, 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 437 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 “yeast and mold testing” 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 3,301 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 22, 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 “yeast and mold testing”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many yeast and mold testing are there based in the United States?
RevenueBase identified 437 company matches for yeast and mold testing 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?
Pace Analytical Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most yeast and mold testing?
Houston leads with 10 company records, followed by Miami (6) and Portland (6).
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 3,301 professional contacts with verified work emails tracked across these 437 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 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 437 yeast and mold testing based in the United States. 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 yeast and mold testing 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 437 matching company records for yeast and mold testing based in the United States, with 9,148 tracked contacts and 3,301 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 22, 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 yeast and mold testing 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 | Pace Analytical Servicespacelabs.com HQ: Minneapolis, MN, United StatesReported employees: 1,001-5,000 | Minneapolis, MN, United States | 1,001-5,000 | Exact match | 2,228 contacts → |
“Pace® Science and Technology Company makes the world a safer, healthier place.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Emsl Analytical, INCemsl.com HQ: Cinnaminson, NJ, United StatesReported employees: 501-1,000 | Cinnaminson, NJ, United States | 501-1,000 | Exact match | 719 contacts → |
“As the nation's leading environmental testing firm, EMSL's network of nationwide laboratories has been providing quality analytical services since 1981.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Microbac Laboratories, INCmicrobac.com HQ: Pittsburgh, PA, United StatesReported employees: 501-1,000 | Pittsburgh, PA, United States | 501-1,000 | Exact match | 494 contacts → |
“Companies of all sizes partner with Microbac to test the quality, safety, and performance of their products and operations.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Certified Laboratories, INCcertified-laboratories.comHQ: Melville, NY, United StatesReported employees: 1,001-5,000 | Melville, NY, United States | 1,001-5,000 | Exact match | 287 contacts → |
“As part of Certified Group, Certified Laboratories partners with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes™.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Alpha Analyticalalphalab.comHQ: Westborough, MA, United StatesReported employees: 501-1,000 | Westborough, MA, United States | 501-1,000 | Exact match | 254 contacts → |
“Since 1987, Alpha Analytical, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Deibel Laboratoriesdeibellabs.comHQ: Niles, IL, United StatesReported employees: 201-500 | Niles, IL, United States | 201-500 | Exact match | 242 contacts → |
“Deibel Laboratories started in 1967 by Dr.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | RJ LEE Grouprjleegroup.com HQ: Pittsburgh, PA, United StatesReported employees: 201-500 | Pittsburgh, PA, United States | 201-500 | Exact match | 194 contacts → |
“RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Midwest Laboratoriesmidwestlabs.com HQ: Omaha, NE, United StatesReported employees: 51-200 | Omaha, NE, United States | 51-200 | Exact match | 182 contacts → |
“Driving smart decisions has been our passion since 1975, and we continue to do this by recruiting talented individuals in the fields of Chemistry, Biochemistry, Biology…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Advanced Environmental Laboratories, INCaellab.comHQ: Jacksonville, FL, United StatesReported employees: 51-200 | Jacksonville, FL, United States | 51-200 | Exact match | 158 contacts → |
“Advanced Environmental Laboratories, Inc.(AEL) is a NELAP/TNI and DOD certified, national full-service laboratory firm, headquartered in Jacksonville, Florida, with additional…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Energy Laboratories, INCenergylab.com HQ: Billings, MT, United StatesReported employees: 201-500 | Billings, MT, United States | 201-500 | Exact match | 113 contacts → |
“Founded in 1952, Energy Laboratories, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  EAGLEeagleanalytical.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 112 contacts → |
“Eagle Analytical is an FDA- and DEA-registered, A2LA ISO 17025-accredited laboratory that provides analytical chemistry, microbiological testing, consulting, and technical…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Metiri Groupmetirigroup.comHQ: Geneva, IL, United StatesReported employees: 201-500 | Geneva, IL, United States | 201-500 | Exact match | 112 contacts → |
“Established in 2019, Metiri Group has focused on using full-service environmental laboratories to deliver testing services to inform the decisions that improve the lives of people…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  ALC Environmentalalcenvironmental.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 82 contacts → |
“ALC provides a wide range of environmental services from testing and reporting on potentially unsafe or hazardous conditions (asbestos, lead paint, indoor air quality/mold, soil…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Phoenix Environmental Laboratories, INCphoenixlabs.com HQ: Manchester, CT, United StatesReported employees: 51-200 | Manchester, CT, United States | 51-200 | Exact match | 78 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | A&b Labsablabs.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 71 contacts → |
“A&B Environmental Services, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Teklab, INCteklabinc.com HQ: Collinsville, IL, United StatesReported employees: 201-500 | Collinsville, IL, United States | 201-500 | Exact match | 68 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | ESC LAB Sciencespacenational.com HQ: Mt Juliet, TN, United StatesReported employees: 201-500 | Mt Juliet, TN, United States | 201-500 | Exact match | 66 contacts → |
“The Pace Analytical National Center for Testing and Innovation is the only environmental laboratory certified to support your work nationwide from one location.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Stat Analysis Corporationthesterlinglab.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 62 contacts → |
“STAT Analysis Corporation (STAT) is a full-service analytical support laboratory that serves the environmental and industrial hygiene industries.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Weck Laboratories, INCwecklabs.com HQ: City Of Industry, CA, United StatesReported employees: 51-200 | City Of Industry, CA, United States | 51-200 | Exact match | 61 contacts → |
“Weck Laboratories Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Paradigm Environmental Services, INCparadigmenv.com HQ: Rochester, NY, United StatesReported employees: 51-200 | Rochester, NY, United States | 51-200 | Exact match | 60 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  Aemtek, INCaemtek.comHQ: Fremont, CA, United StatesReported employees: 11-50 | Fremont, CA, United States | 11-50 | Exact match | 52 contacts → |
“AEMTEK is a high quality, third party laboratory that provides testing, research, training, consulting services, and sampling products for the food, environmental, water…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Sanair Technologies Laboratorysanair.com HQ: Richmond, VA, United StatesReported employees: 11-50 | Richmond, VA, United States | 11-50 | Exact match | 49 contacts → |
“SanAir Technologies Laboratory, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Garden State Laboratories, INCgslabs.com HQ: Hillside, NJ, United StatesReported employees: 51-200 | Hillside, NJ, United States | 51-200 | Exact match | 48 contacts → |
“At Garden State Laboratories, Inc, we contribute to the protection of public health and safety.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Criterion Labs INCcriterionlabs.com HQ: Bensalem Township, PA, United StatesReported employees: 11-50 | Bensalem Township, PA, United States | 11-50 | Exact match | 47 contacts → |
“Criterion provides rapid and reliable solutions to occupational and environmental health problems.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Dairyland Laboratories, INCdairylandlabs.com HQ: Arcadia, WI, United StatesReported employees: 51-200 | Arcadia, WI, United States | 51-200 | Exact match | 45 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 437 company matches
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Yeast and mold testing: dataset insights
September 22, 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
436 records in the displayed employee bands.
1 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 437 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 22, 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 yeast and mold testing?
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 yeast and mold testing did RevenueBase find based in the United States?
The saved snapshot records 437 matching company records, 9,148 tracked contacts and 3,301 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 22, 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
Yeast and mold testing by geography
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 yeast and mold testing based in the United States. Snapshot: September 22, 2026. https://revenuebase.ai/companies/yeast-and-mold-testing/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
Company intelligence · public preview
Top 25 yeast and mold testing based in the United States
RevenueBase records 437 matching company records for yeast and mold testing based in the United States, with 9,148 tracked contacts and 3,301 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 22, 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 yeast and mold testing 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 | Pace Analytical Servicespacelabs.com HQ: Minneapolis, MN, United StatesReported employees: 1,001-5,000 | Minneapolis, MN, United States | 1,001-5,000 | Exact match | 2,228 contacts → |
“Pace® Science and Technology Company makes the world a safer, healthier place.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Emsl Analytical, INCemsl.com HQ: Cinnaminson, NJ, United StatesReported employees: 501-1,000 | Cinnaminson, NJ, United States | 501-1,000 | Exact match | 719 contacts → |
“As the nation's leading environmental testing firm, EMSL's network of nationwide laboratories has been providing quality analytical services since 1981.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Microbac Laboratories, INCmicrobac.com HQ: Pittsburgh, PA, United StatesReported employees: 501-1,000 | Pittsburgh, PA, United States | 501-1,000 | Exact match | 494 contacts → |
“Companies of all sizes partner with Microbac to test the quality, safety, and performance of their products and operations.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Certified Laboratories, INCcertified-laboratories.com HQ: Melville, NY, United StatesReported employees: 1,001-5,000 | Melville, NY, United States | 1,001-5,000 | Exact match | 287 contacts → |
“As part of Certified Group, Certified Laboratories partners with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes™.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Alpha Analyticalalphalab.com HQ: Westborough, MA, United StatesReported employees: 501-1,000 | Westborough, MA, United States | 501-1,000 | Exact match | 254 contacts → |
“Since 1987, Alpha Analytical, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Deibel Laboratoriesdeibellabs.com HQ: Niles, IL, United StatesReported employees: 201-500 | Niles, IL, United States | 201-500 | Exact match | 242 contacts → |
“Deibel Laboratories started in 1967 by Dr.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | RJ LEE Grouprjleegroup.com HQ: Pittsburgh, PA, United StatesReported employees: 201-500 | Pittsburgh, PA, United States | 201-500 | Exact match | 194 contacts → |
“RJ Lee Group provides comprehensive laboratory testing and scientific consulting services.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Midwest Laboratoriesmidwestlabs.com HQ: Omaha, NE, United StatesReported employees: 51-200 | Omaha, NE, United States | 51-200 | Exact match | 182 contacts → |
“Driving smart decisions has been our passion since 1975, and we continue to do this by recruiting talented individuals in the fields of Chemistry, Biochemistry, Biology…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Advanced Environmental Laboratories, INCaellab.com HQ: Jacksonville, FL, United StatesReported employees: 51-200 | Jacksonville, FL, United States | 51-200 | Exact match | 158 contacts → |
“Advanced Environmental Laboratories, Inc.(AEL) is a NELAP/TNI and DOD certified, national full-service laboratory firm, headquartered in Jacksonville, Florida, with additional…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Energy Laboratories, INCenergylab.com HQ: Billings, MT, United StatesReported employees: 201-500 | Billings, MT, United States | 201-500 | Exact match | 113 contacts → |
“Founded in 1952, Energy Laboratories, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | EAGLEeagleanalytical.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 112 contacts → |
“Eagle Analytical is an FDA- and DEA-registered, A2LA ISO 17025-accredited laboratory that provides analytical chemistry, microbiological testing, consulting, and technical…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Metiri Groupmetirigroup.com HQ: Geneva, IL, United StatesReported employees: 201-500 | Geneva, IL, United States | 201-500 | Exact match | 112 contacts → |
“Established in 2019, Metiri Group has focused on using full-service environmental laboratories to deliver testing services to inform the decisions that improve the lives of people…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | ALC Environmentalalcenvironmental.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 82 contacts → |
“ALC provides a wide range of environmental services from testing and reporting on potentially unsafe or hazardous conditions (asbestos, lead paint, indoor air quality/mold, soil…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Phoenix Environmental Laboratories, INCphoenixlabs.com HQ: Manchester, CT, United StatesReported employees: 51-200 | Manchester, CT, United States | 51-200 | Exact match | 78 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | A&b Labsablabs.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 71 contacts → |
“A&B Environmental Services, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Teklab, INCteklabinc.com HQ: Collinsville, IL, United StatesReported employees: 201-500 | Collinsville, IL, United States | 201-500 | Exact match | 68 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | ESC LAB Sciencespacenational.com HQ: Mt Juliet, TN, United StatesReported employees: 201-500 | Mt Juliet, TN, United States | 201-500 | Exact match | 66 contacts → |
“The Pace Analytical National Center for Testing and Innovation is the only environmental laboratory certified to support your work nationwide from one location.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Stat Analysis Corporationthesterlinglab.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 62 contacts → |
“STAT Analysis Corporation (STAT) is a full-service analytical support laboratory that serves the environmental and industrial hygiene industries.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Weck Laboratories, INCwecklabs.com HQ: City Of Industry, CA, United StatesReported employees: 51-200 | City Of Industry, CA, United States | 51-200 | Exact match | 61 contacts → |
“Weck Laboratories Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Paradigm Environmental Services, INCparadigmenv.com HQ: Rochester, NY, United StatesReported employees: 51-200 | Rochester, NY, United States | 51-200 | Exact match | 60 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Aemtek, INCaemtek.com HQ: Fremont, CA, United StatesReported employees: 11-50 | Fremont, CA, United States | 11-50 | Exact match | 52 contacts → |
“AEMTEK is a high quality, third party laboratory that provides testing, research, training, consulting services, and sampling products for the food, environmental, water…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Sanair Technologies Laboratorysanair.com HQ: Richmond, VA, United StatesReported employees: 11-50 | Richmond, VA, United States | 11-50 | Exact match | 49 contacts → |
“SanAir Technologies Laboratory, Inc.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Garden State Laboratories, INCgslabs.com HQ: Hillside, NJ, United StatesReported employees: 51-200 | Hillside, NJ, United States | 51-200 | Exact match | 48 contacts → |
“At Garden State Laboratories, Inc, we contribute to the protection of public health and safety.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Criterion Labs INCcriterionlabs.com HQ: Bensalem Township, PA, United StatesReported employees: 11-50 | Bensalem Township, PA, United States | 11-50 | Exact match | 47 contacts → |
“Criterion provides rapid and reliable solutions to occupational and environmental health problems.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Dairyland Laboratories, INCdairylandlabs.com HQ: Arcadia, WI, United StatesReported employees: 51-200 | Arcadia, WI, United States | 51-200 | Exact match | 45 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 437 company matches
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Yeast and mold testing: dataset insights
September 22, 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
436 records in the displayed employee bands.
1 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 437 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 22, 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 yeast and mold testing?
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 yeast and mold testing did RevenueBase find based in the United States?
The saved snapshot records 437 matching company records, 9,148 tracked contacts and 3,301 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 22, 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 yeast and mold testing based in the United States. Snapshot: September 22, 2026. https://revenuebase.ai/companies/yeast-and-mold-testing/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗