Company lists · Data refreshed September 2026
Top 25 Air quality consulting firms worldwide
RevenueBase identified 5,047 company matches for air quality consulting firms worldwide as of September 2026 and tracks 49,117 professional contacts across them, including 16,466 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers company matches for air quality consulting firms 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 September 21, 2026. Country and city lists for air quality consulting firms 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 air quality consulting firms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,145 contacts → | ||||
Exact match “Civil & Environmental Consultants, Inc.(CEC) provides comprehensive market-oriented consulting services that advance the strategic business objectives of its clients.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 1,019 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 895 contacts → | ||||
Exact match “Pinchin Ltd.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 806 contacts → | ||||
Exact match “AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 639 contacts → | ||||
Exact match “ENVEA: Elevating Standards.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 577 contacts → | ||||
Exact match “Headquartered in Laramie, Wyoming, Trihydro provides environmental consulting, engineering and surveying, air quality and process management, information technology, and water and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 433 contacts → | ||||
Exact match “Founded 40 years ago, Roux is recognized for being a highly effective, client-focused environmental consulting and management firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 343 contacts → | ||||
Exact match “ADX Groupe, votre bureau d'études de l'existant - Réalisation de diagnostics immobiliers obligatoires lors de la transaction ou location des biens- Recherche d’amiante dans tous…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 325 contacts → | ||||
Exact match “Life Sciences Testing Group” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 293 contacts → | ||||
Exact match “LabAnalysis Environmental Science is LabAnalysis Group's company dedicated to the environmental sector.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 262 contacts → | ||||
Exact match “Established in 1996, JBS & G is one of Australia’s leading environmental consultancies with offices in Sydney, Melbourne, Perth, Adelaide, Brisbane, Canberra, Darwin, Wollongong…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 240 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 237 contacts → | ||||
Exact match “IGIENAIR : Spécialiste dans la maitrise et la surveillance de la Qualité de l'Air Intérieur (QAI)!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 234 contacts → | ||||
Exact match “A GAP Ambiental oferece serviços para pequenas, médias e grandes empresas em diversas áreas que vão desde o licenciamento ao acompanhamento da execução de projetos.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 229 contacts → | ||||
Exact match “IPROMA is one of the leading companies in the fields of environmental laboratory analysis, technical advice and industrial hygiene.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 218 contacts → | ||||
Exact match “ENERIS to ogólnopolska firma działająca w obszarze ochrony środowiska.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 213 contacts → | ||||
Exact match “Dansk Miljørådgivning A/S (DMR) er et rådgivende ingeniørfirma, der yder rådgivning indenfor bl.a:* forureningsundersøgelser og udarbejdelse af risikovurderinger.* oprensning af…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 186 contacts → | ||||
Exact match “PGL Environmental Consultants consistently provides clients with a high level of support and confidence in our environmental management and planning decisions by combining…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 186 contacts → | ||||
Exact match “IQAir is a Swiss-based air quality technology company that empowers the world to breathe cleaner air through information, collaboration and technology.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 172 contacts → | ||||
Exact match “With a staff of over 150 employees in the San Francisco, Sacramento, Los Angeles, San Diego, Modesto, Bakersfield, Fresno, Portland, Chicago, and Grand Rapids offices, Forensic…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 158 contacts → | ||||
Exact match “Keystone Environmental is a proudly Canadian (owned and operated) full service environmental consultancy helping businesses meet their environmental goals and objectives.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 154 contacts → | ||||
Exact match “Since 1894, Verdantas Flow Labs (formerly Alden) has been a recognized leader in the field of applied fluid dynamic consulting.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 142 contacts → | ||||
Exact match “Vardan EnviroNet is an organization of senior state and central government retired officers from various departments like Pollution Control Board, Mines & Geology, Public Sector…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 141 contacts → | ||||
Exact match “LE GROUPE GESFOR POIRIER, PINCHIN INC.” Recorded in the RevenueBase company graph · Sep 21, 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 “air quality consulting firms”. 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 5,047 air quality consulting firms worldwide
See the full list, filter by size, metro and specialty, and access 16,466 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Air quality consulting firms worldwide at a glance
As of Sep 21, 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 air quality consulting firms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “air quality consulting firms” 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 16,466 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 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.
Air quality consulting firms by location
25 lists · largest firstEvery Air quality consulting firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Air quality consulting firms based in the United States1,488
- Air quality consulting firms based in Brazil331
- Air quality consulting firms based in France242
- Air quality consulting firms based in the United Kingdom229
- Air quality consulting firms based in Canada224
- Air quality consulting firms based in India207
- Air quality consulting firms based in Australia150
- Air quality consulting firms based in Italy134
- Air quality consulting firms based in Sweden115
- Air quality consulting firms based in Germany97
- Air quality consulting firms based in the Netherlands79
- Air quality consulting firms based in Mexico73
- Air quality consulting firms based in Türkiye71
- Air quality consulting firms based in Spain70
- Air quality consulting firms based in Chile61
- Air quality consulting firms based in Switzerland51
- Air quality consulting firms based in South Africa46
- Air quality consulting firms based in Finland42
- Air quality consulting firms based in Belgium37
- Air quality consulting firms based in the United Arab Emirates30
- Air quality consulting firms based in New Zealand27
Cities
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 “air quality consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many air quality consulting firms are there worldwide?
RevenueBase identified 5,047 company matches for air quality consulting firms worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Civil & Environmental Consultants, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most air quality consulting firms?
The United States leads with 1,488 companies, followed by Brazil (331) and France (242). Every air quality consulting firms list by country and city is linked on this page.
Which city has the most air quality consulting firms?
Sao Paulo leads with 38 company records, followed by Houston (35) and London (34).
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 16,466 professional contacts with verified work emails tracked across these 5,047 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 5,047 air quality consulting firms 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 air quality consulting firms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 5,047 matching company records for air quality consulting firms worldwide, with 49,117 tracked contacts and 16,466 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 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 air quality consulting firms 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 |  Civil & Environmental Consultants, INCcecinc.comHQ: Moon Township, PA, United StatesReported employees: 1,001-5,000 | Moon Township, PA, United States | 1,001-5,000 | Exact match | 2,145 contacts → |
“Civil & Environmental Consultants, Inc.(CEC) provides comprehensive market-oriented consulting services that advance the strategic business objectives of its clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Camfilcamfil.comHQ: Stockholm, United StatesReported employees: 5,001-10,000 | Stockholm, United States | 5,001-10,000 | Exact match | 1,019 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 |  Pinchin In Canadapinchin.comHQ: Mississauga, ON, CanadaReported employees: 1,001-5,000 | Mississauga, ON, Canada | 1,001-5,000 | Exact match | 895 contacts → |
“Pinchin Ltd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  AAF International American AIR Filteraafintl.comHQ: Louisville, KY, United StatesReported employees: 1,001-5,000 | Louisville, KY, United States | 1,001-5,000 | Exact match | 806 contacts → |
“AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Envea Globalenvea.globalHQ: Poissy, FranceReported employees: 501-1,000 | Poissy, France | 501-1,000 | Exact match | 639 contacts → |
“ENVEA: Elevating Standards.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Trihydro Corporationtrihydro.comHQ: Laramie, WY, United StatesReported employees: 501-1,000 | Laramie, WY, United States | 501-1,000 | Exact match | 577 contacts → |
“Headquartered in Laramie, Wyoming, Trihydro provides environmental consulting, engineering and surveying, air quality and process management, information technology, and water and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  ROUXrouxinc.comHQ: Islandia, NY, United StatesReported employees: 201-500 | Islandia, NY, United States | 201-500 | Exact match | 433 contacts → |
“Founded 40 years ago, Roux is recognized for being a highly effective, client-focused environmental consulting and management firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  ADX Groupeadx-groupe.comHQ: Château-gontier, FranceReported employees: 201-500 | Château-gontier, France | 201-500 | Exact match | 343 contacts → |
“ADX Groupe, votre bureau d'études de l'existant - Réalisation de diagnostics immobiliers obligatoires lors de la transaction ou location des biens- Recherche d’amiante dans tous…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Ceimicceimic.comHQ: Sumaré, BrazilReported employees: 201-500 | Sumaré, Brazil | 201-500 | Exact match | 325 contacts → |
“Life Sciences Testing Group” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Labanalysis Environmental Sciencelabanalysis.itHQ: San Giovanni Teatino, ItalyReported employees: 501-1,000 | San Giovanni Teatino, Italy | 501-1,000 | Exact match | 293 contacts → |
“LabAnalysis Environmental Science is LabAnalysis Group's company dedicated to the environmental sector.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Jbs&gjbsg.com.auHQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 262 contacts → |
“Established in 1996, JBS & G is one of Australia’s leading environmental consultancies with offices in Sydney, Melbourne, Perth, Adelaide, Brisbane, Canberra, Darwin, Wollongong…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Labaqua, S.Alabaqua.comHQ: Alicante/alacant, SpainReported employees: 201-500 | Alicante/alacant, Spain | 201-500 | Exact match | 240 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 |  Igienairigienair.comHQ: Achères, FranceReported employees: 501-1,000 | Achères, France | 501-1,000 | Exact match | 237 contacts → |
“IGIENAIR : Spécialiste dans la maitrise et la surveillance de la Qualité de l'Air Intérieur (QAI)!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  GAP Ssmagapgestao.com.brHQ: Goiânia, BrazilReported employees: 201-500 | Goiânia, Brazil | 201-500 | Exact match | 234 contacts → |
“A GAP Ambiental oferece serviços para pequenas, médias e grandes empresas em diversas áreas que vão desde o licenciamento ao acompanhamento da execução de projetos.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ipromaeurofins-environment.esHQ: Castellon, SpainReported employees: 201-500 | Castellon, Spain | 201-500 | Exact match | 229 contacts → |
“IPROMA is one of the leading companies in the fields of environmental laboratory analysis, technical advice and industrial hygiene.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Eneriseneris.plHQ: Warszawa, PolandReported employees: 1,001-5,000 | Warszawa, Poland | 1,001-5,000 | Exact match | 218 contacts → |
“ENERIS to ogólnopolska firma działająca w obszarze ochrony środowiska.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Silkeborg, DenmarkReported employees: 201-500 | Silkeborg, Denmark | 201-500 | Exact match | 213 contacts → |
“Dansk Miljørådgivning A/S (DMR) er et rådgivende ingeniørfirma, der yder rådgivning indenfor bl.a:* forureningsundersøgelser og udarbejdelse af risikovurderinger.* oprensning af…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  PGL Environmental Consultantspggroup.comHQ: Vancouver, BC, CanadaReported employees: 51-200 | Vancouver, BC, Canada | 51-200 | Exact match | 186 contacts → |
“PGL Environmental Consultants consistently provides clients with a high level of support and confidence in our environmental management and planning decisions by combining…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Iqair First In AIR Qualityiqair.comHQ: Steinach, SwitzerlandReported employees: 501-1,000 | Steinach, Switzerland | 501-1,000 | Exact match | 186 contacts → |
“IQAir is a Swiss-based air quality technology company that empowers the world to breathe cleaner air through information, collaboration and technology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Hayward, CA, United StatesReported employees: 51-200 | Hayward, CA, United States | 51-200 | Exact match | 172 contacts → |
“With a staff of over 150 employees in the San Francisco, Sacramento, Los Angeles, San Diego, Modesto, Bakersfield, Fresno, Portland, Chicago, and Grand Rapids offices, Forensic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Keystone Environmentalkeystoneenvironmental.caHQ: Burnaby, BC, CanadaReported employees: 51-200 | Burnaby, BC, Canada | 51-200 | Exact match | 158 contacts → |
“Keystone Environmental is a proudly Canadian (owned and operated) full service environmental consultancy helping businesses meet their environmental goals and objectives.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Verdantas Flow Labsverdantas.comHQ: Holden, MA, United StatesReported employees: 51-200 | Holden, MA, United States | 51-200 | Exact match | 154 contacts → |
“Since 1894, Verdantas Flow Labs (formerly Alden) has been a recognized leader in the field of applied fluid dynamic consulting.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Vardan Envirolab LLPvardan.co.inHQ: Gurugram, IndiaReported employees: 201-500 | Gurugram, India | 201-500 | Exact match | 142 contacts → |
“Vardan EnviroNet is an organization of senior state and central government retired officers from various departments like Pollution Control Board, Mines & Geology, Public Sector…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  LE Groupe Gesfor Poirier Pinchin INCgesfor.comHQ: Montréal, QC, CanadaReported employees: 51-200 | Montréal, QC, Canada | 51-200 | Exact match | 141 contacts → |
“LE GROUPE GESFOR POIRIER, PINCHIN INC.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,047 company matches
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Air quality consulting firms: dataset insights
September 21, 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
5,024 records in the displayed employee bands.
23 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 5,047 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 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 ↗
Air quality consulting firms by location
25 lists · largest firstEvery Air quality consulting firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Air quality consulting firms based in the United States1,488
- Air quality consulting firms based in Brazil331
- Air quality consulting firms based in France242
- Air quality consulting firms based in the United Kingdom229
- Air quality consulting firms based in Canada224
- Air quality consulting firms based in India207
- Air quality consulting firms based in Australia150
- Air quality consulting firms based in Italy134
- Air quality consulting firms based in Sweden115
- Air quality consulting firms based in Germany97
- Air quality consulting firms based in the Netherlands79
- Air quality consulting firms based in Mexico73
- Air quality consulting firms based in Türkiye71
- Air quality consulting firms based in Spain70
- Air quality consulting firms based in Chile61
- Air quality consulting firms based in Switzerland51
- Air quality consulting firms based in South Africa46
- Air quality consulting firms based in Finland42
- Air quality consulting firms based in Belgium37
- Air quality consulting firms based in the United Arab Emirates30
- Air quality consulting firms based in New Zealand27
Cities
Questions about this company list
What does Exact match mean for air quality consulting firms?
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 air quality consulting firms did RevenueBase find worldwide?
The saved snapshot records 5,047 matching company records, 49,117 tracked contacts and 16,466 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 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 air quality consulting firms worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/air-quality-consulting-firms.
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 air quality consulting firms worldwide
RevenueBase records 5,047 matching company records for air quality consulting firms worldwide, with 49,117 tracked contacts and 16,466 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 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 air quality consulting firms 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 | Civil & Environmental Consultants, INCcecinc.com HQ: Moon Township, PA, United StatesReported employees: 1,001-5,000 | Moon Township, PA, United States | 1,001-5,000 | Exact match | 2,145 contacts → |
“Civil & Environmental Consultants, Inc.(CEC) provides comprehensive market-oriented consulting services that advance the strategic business objectives of its clients.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Camfilcamfil.com HQ: Stockholm, United StatesReported employees: 5,001-10,000 | Stockholm, United States | 5,001-10,000 | Exact match | 1,019 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 | Pinchin In Canadapinchin.com HQ: Mississauga, ON, CanadaReported employees: 1,001-5,000 | Mississauga, ON, Canada | 1,001-5,000 | Exact match | 895 contacts → |
“Pinchin Ltd.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | AAF International American AIR Filteraafintl.com HQ: Louisville, KY, United StatesReported employees: 1,001-5,000 | Louisville, KY, United States | 1,001-5,000 | Exact match | 806 contacts → |
“AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Envea Globalenvea.global HQ: Poissy, FranceReported employees: 501-1,000 | Poissy, France | 501-1,000 | Exact match | 639 contacts → |
“ENVEA: Elevating Standards.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Trihydro Corporationtrihydro.com HQ: Laramie, WY, United StatesReported employees: 501-1,000 | Laramie, WY, United States | 501-1,000 | Exact match | 577 contacts → |
“Headquartered in Laramie, Wyoming, Trihydro provides environmental consulting, engineering and surveying, air quality and process management, information technology, and water and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ROUXrouxinc.com HQ: Islandia, NY, United StatesReported employees: 201-500 | Islandia, NY, United States | 201-500 | Exact match | 433 contacts → |
“Founded 40 years ago, Roux is recognized for being a highly effective, client-focused environmental consulting and management firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ADX Groupeadx-groupe.com HQ: Château-gontier, FranceReported employees: 201-500 | Château-gontier, France | 201-500 | Exact match | 343 contacts → |
“ADX Groupe, votre bureau d'études de l'existant - Réalisation de diagnostics immobiliers obligatoires lors de la transaction ou location des biens- Recherche d’amiante dans tous…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Ceimicceimic.com HQ: Sumaré, BrazilReported employees: 201-500 | Sumaré, Brazil | 201-500 | Exact match | 325 contacts → |
“Life Sciences Testing Group” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Labanalysis Environmental Sciencelabanalysis.it HQ: San Giovanni Teatino, ItalyReported employees: 501-1,000 | San Giovanni Teatino, Italy | 501-1,000 | Exact match | 293 contacts → |
“LabAnalysis Environmental Science is LabAnalysis Group's company dedicated to the environmental sector.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Jbs&gjbsg.com.au HQ: Sydney, AustraliaReported employees: 201-500 | Sydney, Australia | 201-500 | Exact match | 262 contacts → |
“Established in 1996, JBS & G is one of Australia’s leading environmental consultancies with offices in Sydney, Melbourne, Perth, Adelaide, Brisbane, Canberra, Darwin, Wollongong…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Labaqua, S.Alabaqua.com HQ: Alicante/alacant, SpainReported employees: 201-500 | Alicante/alacant, Spain | 201-500 | Exact match | 240 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Igienairigienair.com HQ: Achères, FranceReported employees: 501-1,000 | Achères, France | 501-1,000 | Exact match | 237 contacts → |
“IGIENAIR : Spécialiste dans la maitrise et la surveillance de la Qualité de l'Air Intérieur (QAI)!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | GAP Ssmagapgestao.com.br HQ: Goiânia, BrazilReported employees: 201-500 | Goiânia, Brazil | 201-500 | Exact match | 234 contacts → |
“A GAP Ambiental oferece serviços para pequenas, médias e grandes empresas em diversas áreas que vão desde o licenciamento ao acompanhamento da execução de projetos.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ipromaeurofins-environment.es HQ: Castellon, SpainReported employees: 201-500 | Castellon, Spain | 201-500 | Exact match | 229 contacts → |
“IPROMA is one of the leading companies in the fields of environmental laboratory analysis, technical advice and industrial hygiene.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Eneriseneris.pl HQ: Warszawa, PolandReported employees: 1,001-5,000 | Warszawa, Poland | 1,001-5,000 | Exact match | 218 contacts → |
“ENERIS to ogólnopolska firma działająca w obszarze ochrony środowiska.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Silkeborg, DenmarkReported employees: 201-500 | Silkeborg, Denmark | 201-500 | Exact match | 213 contacts → |
“Dansk Miljørådgivning A/S (DMR) er et rådgivende ingeniørfirma, der yder rådgivning indenfor bl.a:* forureningsundersøgelser og udarbejdelse af risikovurderinger.* oprensning af…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | PGL Environmental Consultantspggroup.com HQ: Vancouver, BC, CanadaReported employees: 51-200 | Vancouver, BC, Canada | 51-200 | Exact match | 186 contacts → |
“PGL Environmental Consultants consistently provides clients with a high level of support and confidence in our environmental management and planning decisions by combining…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Iqair First In AIR Qualityiqair.com HQ: Steinach, SwitzerlandReported employees: 501-1,000 | Steinach, Switzerland | 501-1,000 | Exact match | 186 contacts → |
“IQAir is a Swiss-based air quality technology company that empowers the world to breathe cleaner air through information, collaboration and technology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Hayward, CA, United StatesReported employees: 51-200 | Hayward, CA, United States | 51-200 | Exact match | 172 contacts → |
“With a staff of over 150 employees in the San Francisco, Sacramento, Los Angeles, San Diego, Modesto, Bakersfield, Fresno, Portland, Chicago, and Grand Rapids offices, Forensic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Keystone Environmentalkeystoneenvironmental.ca HQ: Burnaby, BC, CanadaReported employees: 51-200 | Burnaby, BC, Canada | 51-200 | Exact match | 158 contacts → |
“Keystone Environmental is a proudly Canadian (owned and operated) full service environmental consultancy helping businesses meet their environmental goals and objectives.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Verdantas Flow Labsverdantas.com HQ: Holden, MA, United StatesReported employees: 51-200 | Holden, MA, United States | 51-200 | Exact match | 154 contacts → |
“Since 1894, Verdantas Flow Labs (formerly Alden) has been a recognized leader in the field of applied fluid dynamic consulting.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | 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 · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Vardan Envirolab LLPvardan.co.in HQ: Gurugram, IndiaReported employees: 201-500 | Gurugram, India | 201-500 | Exact match | 142 contacts → |
“Vardan EnviroNet is an organization of senior state and central government retired officers from various departments like Pollution Control Board, Mines & Geology, Public Sector…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | LE Groupe Gesfor Poirier Pinchin INCgesfor.com HQ: Montréal, QC, CanadaReported employees: 51-200 | Montréal, QC, Canada | 51-200 | Exact match | 141 contacts → |
“LE GROUPE GESFOR POIRIER, PINCHIN INC.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Air quality consulting firms: dataset insights
September 21, 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
5,024 records in the displayed employee bands.
23 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 5,047 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 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 ↗
Air quality consulting firms by location
25 lists · largest firstEvery Air quality consulting firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Air quality consulting firms based in the United States1,488
- Air quality consulting firms based in Brazil331
- Air quality consulting firms based in France242
- Air quality consulting firms based in the United Kingdom229
- Air quality consulting firms based in Canada224
- Air quality consulting firms based in India207
- Air quality consulting firms based in Australia150
- Air quality consulting firms based in Italy134
- Air quality consulting firms based in Sweden115
- Air quality consulting firms based in Germany97
- Air quality consulting firms based in the Netherlands79
- Air quality consulting firms based in Mexico73
- Air quality consulting firms based in Türkiye71
- Air quality consulting firms based in Spain70
- Air quality consulting firms based in Chile61
- Air quality consulting firms based in Switzerland51
- Air quality consulting firms based in South Africa46
- Air quality consulting firms based in Finland42
- Air quality consulting firms based in Belgium37
- Air quality consulting firms based in the United Arab Emirates30
- Air quality consulting firms based in New Zealand27
Cities
Questions about this company list
What does Exact match mean for air quality consulting firms?
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 air quality consulting firms did RevenueBase find worldwide?
The saved snapshot records 5,047 matching company records, 49,117 tracked contacts and 16,466 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 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
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Cite this list
RevenueBase Data Team. Top 25 air quality consulting firms worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/air-quality-consulting-firms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗