Company lists · Data refreshed November 2026
Top 25 Stack sampling & testing services worldwide
RevenueBase identified 142 company matches for stack sampling & testing services worldwide as of November 2026 and tracks 1,658 professional contacts across them, including 425 with verified work emails. The United States is the largest market and Cincinnati the largest hub.
This list covers company matches for stack sampling & testing services 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 2, 2026. Country and city lists for stack sampling & testing services 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 stack sampling & testing services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 199 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 2 | 152 contacts → | ||||
Exact match “Since its founding in 1972, CleanAir has an established reputation for excellence on projects of all sizes, ranging from boiler, APC equipment and cooling tower efficiency testing…” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 3 | 78 contacts → | ||||
Exact match “SERPRAM es una empresa líder de servicios medioambientales, especializada en el monitoreo de calidad de aire, medición de fuentes fijas y certificación de sistemas CEMS.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 4 | 77 contacts → | ||||
Exact match “Air Hygiene is a national leader in stack testing, air emissions measurement, RATAs, and regulatory compliance services for industrial facilities across the United States.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 5 | 47 contacts → | ||||
Exact match “At Skyside, we’re creating a brighter tomorrow through innovative air emissions and water testing practices.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 6 | 39 contacts → | ||||
Exact match “Erthwrks provides air testing services for industry.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 7 | 29 contacts → | ||||
Exact match “Apex Instruments was established in 1988 as an American-owned company with a worldwide impact.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 8 | 24 contacts → | ||||
Exact match “Founded in 1984, Environmental Monitoring and Technologies is a leader in providing full-service analytical laboratory and field sampling services for our local, national, and…” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 9 | 24 contacts → | ||||
Exact match “Katahdin Analytical Services is a Full Service, Small Business Environmental Testing Laboratory located in southern Maine.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 10 | 23 contacts → | ||||
Exact match “Environmental Indoor Air quality Stack Monitoring Water Food testing microbiological and Chemical testing service to Facility Management, Hotels, Tank cleaning company” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 11 | 22 contacts → | ||||
Exact match “BAIR IS NOW OFFERING LDAR SERVICES!” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 12 | 22 contacts → | ||||
Exact match “Grace Consulting Inc.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 13 | 21 contacts → | ||||
Exact match “Levego specialise in the consulting and provision of stationary source, air quality and process off-gas measurements and supply of specialised source monitoring equipment.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 14 | 17 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 15 | 16 contacts → | ||||
Exact match “Air quality testing is what K2 Environmental is all about.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 16 | 15 contacts → | ||||
Exact match “ILEMA Miljöanalys är ett mät- och analysföretag som specialiserat sig på mätning och analys av luftemissioner.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 17 | 15 contacts → | ||||
Exact match “Lozier Laboratories, Inc.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 18 | 15 contacts → | ||||
Exact match “Established in 1983, ARI Environmental, Inc.(ARI) is a leading environmental air emissions testing company.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 19 | 15 contacts → | ||||
Exact match “For nearly 30 years, Summit Environmental Technologies Inc.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 20 | 14 contacts → | ||||
Exact match “Tisch Environmental has been a market leader and innovator in air particulate sampling instrumentation since 1954.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 21 | 14 contacts → | ||||
Exact match “Golden Specialty was formed in the emission testing industry and one of the first three emissions testing companies to achieve full ASTM D7036 accreditation, as well as ISO17025.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 22 | 14 contacts → | ||||
Exact match “A ECOTEC é uma empresa de monitoramento ambiental, que integra inovação nas áreas de Amostragem em Chaminé, Emissões Atmosféricas e Qualidade do Ar exterior e interior (indoor –…” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 23 | 14 contacts → | ||||
Exact match “Atmospheric Analysis and Consulting (AAC) is a leading air quality laboratory.” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 24 | 13 contacts → | ||||
Exact match “Environmental Testing & Consulting Services Advanced Industrial Resources (AIR) is an independent, Atlanta-based environmental testing and consulting firm that provides…” Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase | |||||
| 25 | 13 contacts → | ||||
Exact match “Exova Catalyst, is the UK’s largest independent, MCERTS and UKAS accredited (EA "approved") stack emissions testing contractor and we have extensive experience in the emissions…” Recorded in the RevenueBase company graph · Nov 2, 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 “stack sampling & testing services”. 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 142 stack sampling & testing services worldwide
See the full list, filter by size, metro and specialty, and access 425 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Stack sampling & testing services worldwide at a glance
As of Nov 2, 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 stack sampling & testing services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “stack sampling & testing services” 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 425 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 2, 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.
Stack sampling & testing services by location
1 lists · largest firstEvery Stack sampling & testing services 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 “stack sampling & testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many stack sampling & testing services are there worldwide?
RevenueBase identified 142 company matches for stack sampling & testing services 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?
京元電子股份有限公司 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most stack sampling & testing services?
The United States leads with 55 companies. Every stack sampling & testing services list by country and city is linked on this page.
Which city has the most stack sampling & testing services?
Cincinnati leads with 2 company records, followed by Cleves (2) and Istanbul (2).
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 425 professional contacts with verified work emails tracked across these 142 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 2, 2026.
Ready to reach these companies? Verified emails and direct dials for all 142 stack sampling & testing services 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 stack sampling & testing services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 142 matching company records for stack sampling & testing services worldwide, with 1,658 tracked contacts and 425 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 2, 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 stack sampling & testing services 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 | 京元電子股份有限公司kyec.com.tw HQ: TaiwanReported employees: 1,001-5,000 | Taiwan | 1,001-5,000 | Exact match | 199 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 |  Cleanair Engineeringcleanair.comHQ: Palatine, IL, United StatesReported employees: 51-200 | Palatine, IL, United States | 51-200 | Exact match | 152 contacts → |
“Since its founding in 1972, CleanAir has an established reputation for excellence on projects of all sizes, ranging from boiler, APC equipment and cooling tower efficiency testing…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Serpram Chileserpram.clHQ: Ñuñoa, ChileReported employees: 51-200 | Ñuñoa, Chile | 51-200 | Exact match | 78 contacts → |
“SERPRAM es una empresa líder de servicios medioambientales, especializada en el monitoreo de calidad de aire, medición de fuentes fijas y certificación de sistemas CEMS.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  AIR Hygiene International, INCairhygiene.comHQ: Broken Arrow, OK, United StatesReported employees: 51-200 | Broken Arrow, OK, United States | 51-200 | Exact match | 77 contacts → |
“Air Hygiene is a national leader in stack testing, air emissions measurement, RATAs, and regulatory compliance services for industrial facilities across the United States.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Skysideskyside.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 47 contacts → |
“At Skyside, we’re creating a brighter tomorrow through innovative air emissions and water testing practices.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Erthwrks, LLCerthwrks.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 39 contacts → |
“Erthwrks provides air testing services for industry.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Apex Instrumentsapexinst.comHQ: Fuquay-varina, NC, United StatesReported employees: 11-50 | Fuquay-varina, NC, United States | 11-50 | Exact match | 29 contacts → |
“Apex Instruments was established in 1988 as an American-owned company with a worldwide impact.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Environmental Monitoring And Technologies EMTthesterlinglab.comHQ: Des Plaines, IL, United StatesReported employees: 51-200 | Des Plaines, IL, United States | 51-200 | Exact match | 24 contacts → |
“Founded in 1984, Environmental Monitoring and Technologies is a leader in providing full-service analytical laboratory and field sampling services for our local, national, and…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Katahdin Analytical Serviceskatahdinlab.com HQ: Scarborough, ME, United StatesReported employees: 11-50 | Scarborough, ME, United States | 11-50 | Exact match | 24 contacts → |
“Katahdin Analytical Services is a Full Service, Small Business Environmental Testing Laboratory located in southern Maine.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Wafa Biological Laboratorywafalabs.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 23 contacts → |
“Environmental Indoor Air quality Stack Monitoring Water Food testing microbiological and Chemical testing service to Facility Management, Hotels, Tank cleaning company” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  BAIRthebair.comHQ: Carrollton, TX, United StatesReported employees: 11-50 | Carrollton, TX, United States | 11-50 | Exact match | 22 contacts → |
“BAIR IS NOW OFFERING LDAR SERVICES!” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Grace Consulting, INCgcitest.com HQ: Wellington, OH, United StatesReported employees: 51-200 | Wellington, OH, United States | 51-200 | Exact match | 22 contacts → |
“Grace Consulting Inc.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Levegolevego.co.zaHQ: Modderfontein, South AfricaReported employees: 11-50 | Modderfontein, South Africa | 11-50 | Exact match | 21 contacts → |
“Levego specialise in the consulting and provision of stationary source, air quality and process off-gas measurements and supply of specialised source monitoring equipment.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Blue SKY Environmental, INCblueskyenvironmental.comHQ: Hayward, CA, United StatesReported employees: 11-50 | Hayward, CA, United States | 11-50 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | K2 Environmental LTDk2.co.nz HQ: Christchurch, New ZealandReported employees: 11-50 | Christchurch, New Zealand | 11-50 | Exact match | 16 contacts → |
“Air quality testing is what K2 Environmental is all about.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Ilema Miljöanalys ABilema.seHQ: Linköping, SwedenReported employees: 11-50 | Linköping, Sweden | 11-50 | Exact match | 15 contacts → |
“ILEMA Miljöanalys är ett mät- och analysföretag som specialiserat sig på mätning och analys av luftemissioner.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Lozier Environmental Consulting, INClozierenv.com HQ: Rochester, NY, United StatesReported employees: 11-50 | Rochester, NY, United States | 11-50 | Exact match | 15 contacts → |
“Lozier Laboratories, Inc.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  ARI Environmental, INCarienv.comHQ: Wauconda, IL, United StatesReported employees: 51-200 | Wauconda, IL, United States | 51-200 | Exact match | 15 contacts → |
“Established in 1983, ARI Environmental, Inc.(ARI) is a leading environmental air emissions testing company.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Summit Environmental Technologiessettek.com HQ: Cuyahoga Falls, OH, United StatesReported employees: 51-200 | Cuyahoga Falls, OH, United States | 51-200 | Exact match | 15 contacts → |
“For nearly 30 years, Summit Environmental Technologies Inc.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Tisch Environmental, INCtisch-env.com HQ: Cleves, OH, United StatesReported employees: 11-50 | Cleves, OH, United States | 11-50 | Exact match | 14 contacts → |
“Tisch Environmental has been a market leader and innovator in air particulate sampling instrumentation since 1954.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Golden Specialty, INCgoldenspecialty.com HQ: Deer Park, TX, United StatesReported employees: 1-10 | Deer Park, TX, United States | 1-10 | Exact match | 14 contacts → |
“Golden Specialty was formed in the emission testing industry and one of the first three emissions testing companies to achieve full ASTM D7036 accreditation, as well as ISO17025.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Ecotec Monitoramento Ambientalecoteceng.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 14 contacts → |
“A ECOTEC é uma empresa de monitoramento ambiental, que integra inovação nas áreas de Amostragem em Chaminé, Emissões Atmosféricas e Qualidade do Ar exterior e interior (indoor –…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Atmospheric Analysis And Consultingaaclab.comHQ: Ventura, CA, United StatesReported employees: 11-50 | Ventura, CA, United States | 11-50 | Exact match | 14 contacts → |
“Atmospheric Analysis and Consulting (AAC) is a leading air quality laboratory.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Advanced Industrial Resources, INCairtest1.comHQ: Acworth, GA, United StatesReported employees: 11-50 | Acworth, GA, United States | 11-50 | Exact match | 13 contacts → |
“Environmental Testing & Consulting Services Advanced Industrial Resources (AIR) is an independent, Atlanta-based environmental testing and consulting firm that provides…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Exova Catalyst LTDcat-env.com HQ: Stockport, United KingdomReported employees: 1,001-5,000 | Stockport, United Kingdom | 1,001-5,000 | Exact match | 13 contacts → |
“Exova Catalyst, is the UK’s largest independent, MCERTS and UKAS accredited (EA "approved") stack emissions testing contractor and we have extensive experience in the emissions…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 142 company matches
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Stack sampling & testing services: dataset insights
November 2, 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
142 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 142 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 2, 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 ↗
Stack sampling & testing services by location
1 lists · largest firstEvery Stack sampling & testing services 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 stack sampling & testing services?
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 stack sampling & testing services did RevenueBase find worldwide?
The saved snapshot records 142 matching company records, 1,658 tracked contacts and 425 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 2, 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.
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Cite this list
RevenueBase Data Team. Top 25 stack sampling & testing services worldwide. Snapshot: November 2, 2026. https://revenuebase.ai/companies/browse/stack-sampling-testing-services.
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 stack sampling & testing services worldwide
RevenueBase records 142 matching company records for stack sampling & testing services worldwide, with 1,658 tracked contacts and 425 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 2, 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 stack sampling & testing services 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 | 京元電子股份有限公司kyec.com.tw HQ: TaiwanReported employees: 1,001-5,000 | Taiwan | 1,001-5,000 | Exact match | 199 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | Cleanair Engineeringcleanair.com HQ: Palatine, IL, United StatesReported employees: 51-200 | Palatine, IL, United States | 51-200 | Exact match | 152 contacts → |
“Since its founding in 1972, CleanAir has an established reputation for excellence on projects of all sizes, ranging from boiler, APC equipment and cooling tower efficiency testing…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Serpram Chileserpram.cl HQ: Ñuñoa, ChileReported employees: 51-200 | Ñuñoa, Chile | 51-200 | Exact match | 78 contacts → |
“SERPRAM es una empresa líder de servicios medioambientales, especializada en el monitoreo de calidad de aire, medición de fuentes fijas y certificación de sistemas CEMS.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | AIR Hygiene International, INCairhygiene.com HQ: Broken Arrow, OK, United StatesReported employees: 51-200 | Broken Arrow, OK, United States | 51-200 | Exact match | 77 contacts → |
“Air Hygiene is a national leader in stack testing, air emissions measurement, RATAs, and regulatory compliance services for industrial facilities across the United States.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Skysideskyside.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 47 contacts → |
“At Skyside, we’re creating a brighter tomorrow through innovative air emissions and water testing practices.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Erthwrks, LLCerthwrks.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 39 contacts → |
“Erthwrks provides air testing services for industry.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Apex Instrumentsapexinst.com HQ: Fuquay-varina, NC, United StatesReported employees: 11-50 | Fuquay-varina, NC, United States | 11-50 | Exact match | 29 contacts → |
“Apex Instruments was established in 1988 as an American-owned company with a worldwide impact.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Environmental Monitoring And Technologies EMTthesterlinglab.com HQ: Des Plaines, IL, United StatesReported employees: 51-200 | Des Plaines, IL, United States | 51-200 | Exact match | 24 contacts → |
“Founded in 1984, Environmental Monitoring and Technologies is a leader in providing full-service analytical laboratory and field sampling services for our local, national, and…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Katahdin Analytical Serviceskatahdinlab.com HQ: Scarborough, ME, United StatesReported employees: 11-50 | Scarborough, ME, United States | 11-50 | Exact match | 24 contacts → |
“Katahdin Analytical Services is a Full Service, Small Business Environmental Testing Laboratory located in southern Maine.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Wafa Biological Laboratorywafalabs.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 23 contacts → |
“Environmental Indoor Air quality Stack Monitoring Water Food testing microbiological and Chemical testing service to Facility Management, Hotels, Tank cleaning company” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | BAIRthebair.com HQ: Carrollton, TX, United StatesReported employees: 11-50 | Carrollton, TX, United States | 11-50 | Exact match | 22 contacts → |
“BAIR IS NOW OFFERING LDAR SERVICES!” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Grace Consulting, INCgcitest.com HQ: Wellington, OH, United StatesReported employees: 51-200 | Wellington, OH, United States | 51-200 | Exact match | 22 contacts → |
“Grace Consulting Inc.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Levegolevego.co.za HQ: Modderfontein, South AfricaReported employees: 11-50 | Modderfontein, South Africa | 11-50 | Exact match | 21 contacts → |
“Levego specialise in the consulting and provision of stationary source, air quality and process off-gas measurements and supply of specialised source monitoring equipment.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Blue SKY Environmental, INCblueskyenvironmental.com HQ: Hayward, CA, United StatesReported employees: 11-50 | Hayward, CA, United States | 11-50 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | K2 Environmental LTDk2.co.nz HQ: Christchurch, New ZealandReported employees: 11-50 | Christchurch, New Zealand | 11-50 | Exact match | 16 contacts → |
“Air quality testing is what K2 Environmental is all about.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Ilema Miljöanalys ABilema.se HQ: Linköping, SwedenReported employees: 11-50 | Linköping, Sweden | 11-50 | Exact match | 15 contacts → |
“ILEMA Miljöanalys är ett mät- och analysföretag som specialiserat sig på mätning och analys av luftemissioner.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Lozier Environmental Consulting, INClozierenv.com HQ: Rochester, NY, United StatesReported employees: 11-50 | Rochester, NY, United States | 11-50 | Exact match | 15 contacts → |
“Lozier Laboratories, Inc.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | ARI Environmental, INCarienv.com HQ: Wauconda, IL, United StatesReported employees: 51-200 | Wauconda, IL, United States | 51-200 | Exact match | 15 contacts → |
“Established in 1983, ARI Environmental, Inc.(ARI) is a leading environmental air emissions testing company.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Summit Environmental Technologiessettek.com HQ: Cuyahoga Falls, OH, United StatesReported employees: 51-200 | Cuyahoga Falls, OH, United States | 51-200 | Exact match | 15 contacts → |
“For nearly 30 years, Summit Environmental Technologies Inc.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Tisch Environmental, INCtisch-env.com HQ: Cleves, OH, United StatesReported employees: 11-50 | Cleves, OH, United States | 11-50 | Exact match | 14 contacts → |
“Tisch Environmental has been a market leader and innovator in air particulate sampling instrumentation since 1954.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Golden Specialty, INCgoldenspecialty.com HQ: Deer Park, TX, United StatesReported employees: 1-10 | Deer Park, TX, United States | 1-10 | Exact match | 14 contacts → |
“Golden Specialty was formed in the emission testing industry and one of the first three emissions testing companies to achieve full ASTM D7036 accreditation, as well as ISO17025.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Ecotec Monitoramento Ambientalecoteceng.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 14 contacts → |
“A ECOTEC é uma empresa de monitoramento ambiental, que integra inovação nas áreas de Amostragem em Chaminé, Emissões Atmosféricas e Qualidade do Ar exterior e interior (indoor –…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Atmospheric Analysis And Consultingaaclab.com HQ: Ventura, CA, United StatesReported employees: 11-50 | Ventura, CA, United States | 11-50 | Exact match | 14 contacts → |
“Atmospheric Analysis and Consulting (AAC) is a leading air quality laboratory.” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Advanced Industrial Resources, INCairtest1.com HQ: Acworth, GA, United StatesReported employees: 11-50 | Acworth, GA, United States | 11-50 | Exact match | 13 contacts → |
“Environmental Testing & Consulting Services Advanced Industrial Resources (AIR) is an independent, Atlanta-based environmental testing and consulting firm that provides…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Exova Catalyst LTDcat-env.com HQ: Stockport, United KingdomReported employees: 1,001-5,000 | Stockport, United Kingdom | 1,001-5,000 | Exact match | 13 contacts → |
“Exova Catalyst, is the UK’s largest independent, MCERTS and UKAS accredited (EA "approved") stack emissions testing contractor and we have extensive experience in the emissions…” Recorded description excerpt · November 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 142 company matches
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Stack sampling & testing services: dataset insights
November 2, 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
142 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 142 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 2, 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 ↗
Stack sampling & testing services by location
1 lists · largest firstEvery Stack sampling & testing services 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 stack sampling & testing services?
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 stack sampling & testing services did RevenueBase find worldwide?
The saved snapshot records 142 matching company records, 1,658 tracked contacts and 425 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 2, 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 stack sampling & testing services worldwide. Snapshot: November 2, 2026. https://revenuebase.ai/companies/browse/stack-sampling-testing-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗