Company lists · Data refreshed October 2026
Top 25 Boiler emissions testing services worldwide
RevenueBase identified 330 company matches for boiler emissions testing services worldwide as of October 2026 and tracks 4,624 professional contacts across them, including 1,437 with verified work emails. The United States is the largest market and Istanbul the largest hub.
This list covers company matches for boiler emissions 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 October 22, 2026. Country and city lists for boiler emissions 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 boiler emissions testing services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 651 contacts → | ||||
Exact match “John Thompson is a leader in energy and environmental solutions through value engineering and innovation.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 2 | 404 contacts → | ||||
Exact match “BABCOCK WANSON offers a complete range of products and services for industrial boiler house.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 3 | 267 contacts → | ||||
Exact match “National is a full-service industrial contractor with 35+ years of experience delivering precision-driven boiler, mechanical, construction, and specialty services to industrial…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 4 | 212 contacts → | ||||
Exact match “Clyde Industries, a subsidiary of Kadant Inc, headquartered in Atlanta, Georgia, is a leading provider of boiler efficiency solutions for the most demanding applications in the…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 5 | 209 contacts → | ||||
Exact match “At Diamond Power, we partner with customers to tackle even the most complex boiler cleaning issues.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 6 | 155 contacts → | ||||
Exact match “Automation and Technology Group: Specializing in Analyzer System Integration.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 7 | 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 8 | 138 contacts → | ||||
Exact match “With nearly 80 years of expertise, DURAG GROUP is an international technology leader dedicated to supporting cleaner, safer, and more efficient industrial operations.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 9 | 91 contacts → | ||||
Exact match “JBC Industrial Services is the leading name in Industrial Boiler and Burner service, maintenance, and repair.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 10 | 82 contacts → | ||||
Exact match “Nevco Engineers Pvt.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 11 | 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 12 | 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 13 | 74 contacts → | ||||
Exact match “Gasmet provides innovative gas analysis solutions that empower industries, researchers, and regulators to make informed decisions for a cleaner, safer world.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 14 | 55 contacts → | ||||
Exact match “Since 1967 Nationwide Boiler has provided reliable rental boilers to process steam users across the globe.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 15 | 43 contacts → | ||||
Exact match “Explosion Power optimises your boiler system thanks to an innovative technology platform and data-driven boiler cleaning solutions.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 16 | 39 contacts → | ||||
Exact match “Erthwrks provides air testing services for industry.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 17 | 37 contacts → | ||||
Exact match “FURNACE IMPROVEMENTS SERVICES (FIS) has been actively providing value-added solutions for Fired Heaters, Boilers, and Waste Heat Recovery Units to end-users around the world for…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 18 | 36 contacts → | ||||
Exact match “Maritime Pressure Works Limited is a Nova Scotia owned and operated company founded in 1998.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 19 | 35 contacts → | ||||
Exact match “Babcock Wanson offers a complete range of products and services for your boiler house.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 20 | 33 contacts → | ||||
Exact match “Integrated engineering services company providing visual inspections for boilers and pressure parts, non-destructive testing, software for operator training and operator…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 21 | 32 contacts → | ||||
Exact match “Formed in 2010 and headquartered in Houston, Texas, Encino Environmental Services, LLC is an emissions testing, monitoring, and compliance support firm serving critical…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 22 | 32 contacts → | ||||
Exact match “30+ YEARS OF PROVEN RESULTS AMP-Cherokee offers environmental compliance and process performance solutions for air quality and emissions monitoring with our turnkey CEMS, FTIR…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 23 | 31 contacts → | ||||
Exact match “Keeping boilers running efficiently is critical.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase | |||||
| 24 | 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 · Oct 22, 2026 · View company records in RevenueBase | |||||
| 25 | 27 contacts → | ||||
Exact match “Offering metal testings, iron testings and pollution controlling equipments testings services.” Recorded in the RevenueBase company graph · Oct 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 “boiler emissions 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 330 boiler emissions testing services worldwide
See the full list, filter by size, metro and specialty, and access 1,437 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Boiler emissions testing services worldwide at a glance
As of Oct 22, 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 boiler emissions testing services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “boiler emissions 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 1,437 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 October 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.
Boiler emissions testing services by location
1 lists · largest firstEvery Boiler emissions 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 “boiler emissions testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many boiler emissions testing services are there worldwide?
RevenueBase identified 330 company matches for boiler emissions testing services worldwide as of October 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?
John Thompson tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most boiler emissions testing services?
The United States leads with 88 companies. Every boiler emissions testing services list by country and city is linked on this page.
Which city has the most boiler emissions testing services?
Istanbul leads with 3 company records, followed by Pune (3) and Rio De Janeiro (3).
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 1,437 professional contacts with verified work emails tracked across these 330 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 October 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 330 boiler emissions 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 boiler emissions 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 330 matching company records for boiler emissions testing services worldwide, with 4,624 tracked contacts and 1,437 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: October 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 boiler emissions 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 | John Thompsonjohnthompson.co.za HQ: Cape Town, South AfricaReported employees: 1,001-5,000 | Cape Town, South Africa | 1,001-5,000 | Exact match | 651 contacts → |
“John Thompson is a leader in energy and environmental solutions through value engineering and innovation.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Babcock Wanson Internationalbabcock-wanson.com HQ: Nerac, FranceReported employees: 501-1,000 | Nerac, France | 501-1,000 | Exact match | 404 contacts → |
“BABCOCK WANSON offers a complete range of products and services for industrial boiler house.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Nationalnationaldelivers.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 267 contacts → |
“National is a full-service industrial contractor with 35+ years of experience delivering precision-driven boiler, mechanical, construction, and specialty services to industrial…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Clyde Industriesclyde-industries.comHQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 212 contacts → |
“Clyde Industries, a subsidiary of Kadant Inc, headquartered in Atlanta, Georgia, is a leading provider of boiler efficiency solutions for the most demanding applications in the…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Diamond Power Internationalandritz.comHQ: Lancaster, OH, United StatesReported employees: 201-500 | Lancaster, OH, United States | 201-500 | Exact match | 209 contacts → |
“At Diamond Power, we partner with customers to tackle even the most complex boiler cleaning issues.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  TASCtascorp.comHQ: Seabrook, TX, United StatesReported employees: 201-500 | Seabrook, TX, United States | 201-500 | Exact match | 155 contacts → |
“Automation and Technology Group: Specializing in Analyzer System Integration.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Durag Groupdurag.comHQ: Hamburg, GermanyReported employees: 501-1,000 | Hamburg, Germany | 501-1,000 | Exact match | 138 contacts → |
“With nearly 80 years of expertise, DURAG GROUP is an international technology leader dedicated to supporting cleaner, safer, and more efficient industrial operations.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | JBCjbcindserv.co.uk HQ: Normanton, United KingdomReported employees: 51-200 | Normanton, United Kingdom | 51-200 | Exact match | 91 contacts → |
“JBC Industrial Services is the leading name in Industrial Boiler and Burner service, maintenance, and repair.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Nevco Engineers Pvt. LTDnevcoengineers.comHQ: Delhi, IndiaReported employees: 51-200 | Delhi, India | 51-200 | Exact match | 82 contacts → |
“Nevco Engineers Pvt.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Gasmet Technologies OYgasmet.comHQ: Vantaa, FinlandReported employees: 51-200 | Vantaa, Finland | 51-200 | Exact match | 74 contacts → |
“Gasmet provides innovative gas analysis solutions that empower industries, researchers, and regulators to make informed decisions for a cleaner, safer world.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nationwide Boiler INCnationwideboiler.com HQ: Fremont, CA, United StatesReported employees: 51-200 | Fremont, CA, United States | 51-200 | Exact match | 55 contacts → |
“Since 1967 Nationwide Boiler has provided reliable rental boilers to process steam users across the globe.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Explosion Power Gmbhexplosionpower.ch HQ: Niederlenz, SwitzerlandReported employees: 11-50 | Niederlenz, Switzerland | 11-50 | Exact match | 43 contacts → |
“Explosion Power optimises your boiler system thanks to an innovative technology platform and data-driven boiler cleaning solutions.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Furnace Improvements Servicesheatflux.com HQ: Sugar Land, TX, United StatesReported employees: 11-50 | Sugar Land, TX, United States | 11-50 | Exact match | 37 contacts → |
“FURNACE IMPROVEMENTS SERVICES (FIS) has been actively providing value-added solutions for Fired Heaters, Boilers, and Waste Heat Recovery Units to end-users around the world for…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Maritime Pressure Works Limitedmaritimepressureworks.ca HQ: Dartmouth, NS, CanadaReported employees: 51-200 | Dartmouth, NS, Canada | 51-200 | Exact match | 36 contacts → |
“Maritime Pressure Works Limited is a Nova Scotia owned and operated company founded in 1998.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Babcock Wanson UK LTDbabcock-wanson.co.ukHQ: Borehamwood, United KingdomReported employees: 51-200 | Borehamwood, United Kingdom | 51-200 | Exact match | 35 contacts → |
“Babcock Wanson offers a complete range of products and services for your boiler house.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Power Specialists Assoc., INCpsaengineering.com HQ: Enfield, CT, United StatesReported employees: 51-200 | Enfield, CT, United States | 51-200 | Exact match | 33 contacts → |
“Integrated engineering services company providing visual inspections for boilers and pressure parts, non-destructive testing, software for operator training and operator…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Encino Environmental Services, LLCencinoenviron.comHQ: Katy, TX, United StatesReported employees: 51-200 | Katy, TX, United States | 51-200 | Exact match | 32 contacts → |
“Formed in 2010 and headquartered in Houston, Texas, Encino Environmental Services, LLC is an emissions testing, monitoring, and compliance support firm serving critical…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Amp-Cherokee Environmental Solutionsampcherokee.comHQ: Angier, NC, United StatesReported employees: 11-50 | Angier, NC, United States | 11-50 | Exact match | 32 contacts → |
“30+ YEARS OF PROVEN RESULTS AMP-Cherokee offers environmental compliance and process performance solutions for air quality and emissions monitoring with our turnkey CEMS, FTIR…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Riley Powerbabcockpower.comHQ: Marlborough, MA, United StatesReported employees: 501-1,000 | Marlborough, MA, United States | 501-1,000 | Exact match | 31 contacts → |
“Keeping boilers running efficiently is critical.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Nawal Analytical Laboratoriesindiamart.com HQ: Bangalore, IndiaReported employees: 11-50 | Bangalore, India | 11-50 | Exact match | 27 contacts → |
“Offering metal testings, iron testings and pollution controlling equipments testings services.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 330 company matches
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Boiler emissions testing services: dataset insights
October 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
328 records in the displayed employee bands.
2 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 330 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: October 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 ↗
Boiler emissions testing services by location
1 lists · largest firstEvery Boiler emissions 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 boiler emissions 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 boiler emissions testing services did RevenueBase find worldwide?
The saved snapshot records 330 matching company records, 4,624 tracked contacts and 1,437 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: October 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.
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Cite this list
RevenueBase Data Team. Top 25 boiler emissions testing services worldwide. Snapshot: October 22, 2026. https://revenuebase.ai/companies/browse/boiler-emissions-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 boiler emissions testing services worldwide
RevenueBase records 330 matching company records for boiler emissions testing services worldwide, with 4,624 tracked contacts and 1,437 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: October 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 boiler emissions 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 | John Thompsonjohnthompson.co.za HQ: Cape Town, South AfricaReported employees: 1,001-5,000 | Cape Town, South Africa | 1,001-5,000 | Exact match | 651 contacts → |
“John Thompson is a leader in energy and environmental solutions through value engineering and innovation.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Babcock Wanson Internationalbabcock-wanson.com HQ: Nerac, FranceReported employees: 501-1,000 | Nerac, France | 501-1,000 | Exact match | 404 contacts → |
“BABCOCK WANSON offers a complete range of products and services for industrial boiler house.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Nationalnationaldelivers.com HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 267 contacts → |
“National is a full-service industrial contractor with 35+ years of experience delivering precision-driven boiler, mechanical, construction, and specialty services to industrial…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Clyde Industriesclyde-industries.com HQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 212 contacts → |
“Clyde Industries, a subsidiary of Kadant Inc, headquartered in Atlanta, Georgia, is a leading provider of boiler efficiency solutions for the most demanding applications in the…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Diamond Power Internationalandritz.com HQ: Lancaster, OH, United StatesReported employees: 201-500 | Lancaster, OH, United States | 201-500 | Exact match | 209 contacts → |
“At Diamond Power, we partner with customers to tackle even the most complex boiler cleaning issues.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | TASCtascorp.com HQ: Seabrook, TX, United StatesReported employees: 201-500 | Seabrook, TX, United States | 201-500 | Exact match | 155 contacts → |
“Automation and Technology Group: Specializing in Analyzer System Integration.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Durag Groupdurag.com HQ: Hamburg, GermanyReported employees: 501-1,000 | Hamburg, Germany | 501-1,000 | Exact match | 138 contacts → |
“With nearly 80 years of expertise, DURAG GROUP is an international technology leader dedicated to supporting cleaner, safer, and more efficient industrial operations.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | JBCjbcindserv.co.uk HQ: Normanton, United KingdomReported employees: 51-200 | Normanton, United Kingdom | 51-200 | Exact match | 91 contacts → |
“JBC Industrial Services is the leading name in Industrial Boiler and Burner service, maintenance, and repair.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Nevco Engineers Pvt. LTDnevcoengineers.com HQ: Delhi, IndiaReported employees: 51-200 | Delhi, India | 51-200 | Exact match | 82 contacts → |
“Nevco Engineers Pvt.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Gasmet Technologies OYgasmet.com HQ: Vantaa, FinlandReported employees: 51-200 | Vantaa, Finland | 51-200 | Exact match | 74 contacts → |
“Gasmet provides innovative gas analysis solutions that empower industries, researchers, and regulators to make informed decisions for a cleaner, safer world.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nationwide Boiler INCnationwideboiler.com HQ: Fremont, CA, United StatesReported employees: 51-200 | Fremont, CA, United States | 51-200 | Exact match | 55 contacts → |
“Since 1967 Nationwide Boiler has provided reliable rental boilers to process steam users across the globe.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Explosion Power Gmbhexplosionpower.ch HQ: Niederlenz, SwitzerlandReported employees: 11-50 | Niederlenz, Switzerland | 11-50 | Exact match | 43 contacts → |
“Explosion Power optimises your boiler system thanks to an innovative technology platform and data-driven boiler cleaning solutions.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Furnace Improvements Servicesheatflux.com HQ: Sugar Land, TX, United StatesReported employees: 11-50 | Sugar Land, TX, United States | 11-50 | Exact match | 37 contacts → |
“FURNACE IMPROVEMENTS SERVICES (FIS) has been actively providing value-added solutions for Fired Heaters, Boilers, and Waste Heat Recovery Units to end-users around the world for…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Maritime Pressure Works Limitedmaritimepressureworks.ca HQ: Dartmouth, NS, CanadaReported employees: 51-200 | Dartmouth, NS, Canada | 51-200 | Exact match | 36 contacts → |
“Maritime Pressure Works Limited is a Nova Scotia owned and operated company founded in 1998.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Babcock Wanson UK LTDbabcock-wanson.co.uk HQ: Borehamwood, United KingdomReported employees: 51-200 | Borehamwood, United Kingdom | 51-200 | Exact match | 35 contacts → |
“Babcock Wanson offers a complete range of products and services for your boiler house.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Power Specialists Assoc., INCpsaengineering.com HQ: Enfield, CT, United StatesReported employees: 51-200 | Enfield, CT, United States | 51-200 | Exact match | 33 contacts → |
“Integrated engineering services company providing visual inspections for boilers and pressure parts, non-destructive testing, software for operator training and operator…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Encino Environmental Services, LLCencinoenviron.com HQ: Katy, TX, United StatesReported employees: 51-200 | Katy, TX, United States | 51-200 | Exact match | 32 contacts → |
“Formed in 2010 and headquartered in Houston, Texas, Encino Environmental Services, LLC is an emissions testing, monitoring, and compliance support firm serving critical…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Amp-Cherokee Environmental Solutionsampcherokee.com HQ: Angier, NC, United StatesReported employees: 11-50 | Angier, NC, United States | 11-50 | Exact match | 32 contacts → |
“30+ YEARS OF PROVEN RESULTS AMP-Cherokee offers environmental compliance and process performance solutions for air quality and emissions monitoring with our turnkey CEMS, FTIR…” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Riley Powerbabcockpower.com HQ: Marlborough, MA, United StatesReported employees: 501-1,000 | Marlborough, MA, United States | 501-1,000 | Exact match | 31 contacts → |
“Keeping boilers running efficiently is critical.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | 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 · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Nawal Analytical Laboratoriesindiamart.com HQ: Bangalore, IndiaReported employees: 11-50 | Bangalore, India | 11-50 | Exact match | 27 contacts → |
“Offering metal testings, iron testings and pollution controlling equipments testings services.” Recorded description excerpt · October 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 330 company matches
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Boiler emissions testing services: dataset insights
October 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
328 records in the displayed employee bands.
2 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 330 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: October 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 ↗
Boiler emissions testing services by location
1 lists · largest firstEvery Boiler emissions 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 boiler emissions 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 boiler emissions testing services did RevenueBase find worldwide?
The saved snapshot records 330 matching company records, 4,624 tracked contacts and 1,437 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: October 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 boiler emissions testing services worldwide. Snapshot: October 22, 2026. https://revenuebase.ai/companies/browse/boiler-emissions-testing-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗