Company lists · Data refreshed September 2026
Top 25 Air quality advocacy groups based in the United States
RevenueBase identified 127 company matches for air quality advocacy groups associated with the United States as of September 2026 and tracks 2,869 professional contacts across them, including 738 with verified work emails. Portland is the largest hub.
This list covers company matches for air quality advocacy groups associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest air quality advocacy groups based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 236 contacts → | ||||
Exact match “The San Joaquin Valley Air Pollution Control District (Valley Air District) is committed to improving the health and quality of life for all Valley residents through effective and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 218 contacts → | ||||
Exact match “LCV believes our earth is worth fighting for because everyone has a right to clean air, water, and a safe, healthy community.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 87 contacts → | ||||
Exact match “The San Diego County Air Pollution Control District (District) strives to protect the public from the harmful effects of air pollution, achieve and maintain air quality standards…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 61 contacts → | ||||
Exact match “Our Children’s Trust is a 501(c)(3) non-profit organization that elevates the voice of youth and leads the federal, state, local, and international campaign to secure the legal…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 57 contacts → | ||||
Exact match “The Clean Air Council is a member-supported, nonprofit environmental organization dedicated to protecting everyone's right to breathe clean air.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 41 contacts → | ||||
Exact match “The mission of the Ohio Environmental Council (OEC) is to secure healthy air, land, and water for all who call Ohio home.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 40 contacts → | ||||
Exact match “HEI is a nonprofit corporation chartered in 1980 as an independent research organization to provide high-quality, impartial, and relevant science on the health effects of air…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 38 contacts → | ||||
Exact match “Respiratory Health Association is a 501(c)(3) charitable organization and has been a public health leader in metropolitan Chicago since 1906.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 35 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 34 contacts → | ||||
Exact match “CleanEarth4Kids #CleanAirSavesLives #WaterIsLife #StopToxics #ChildrensHealth #PublicHealth #Education #Research,#ClimateActionNow #EnvironmentalJustice,#PreventCancerandDisease…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 33 contacts → | ||||
Exact match “Founded in 1903, Breathe Southern California (Breathe SoCal) is a 501(c)(3) local public benefit nonprofit organization committed to clean air and healthy lungs for all Southern…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 31 contacts → | ||||
Exact match “Citizens for Pennsylvania’s Future (PennFuture) is a member-supported, statewide environmental advocacy nonprofit and watchdog fighting against potential threats to PA's clean…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 31 contacts → | ||||
Exact match “The Michigan Environmental Council – a 501(c)(3) charitable organization – is a coalition of nearly 80 organizations created in 1980 to lead Michigan’s environmental movement in…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 29 contacts → | ||||
Exact match “Our mission is to protect children from air pollution and climate change.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 26 contacts → | ||||
Exact match “Follow the Coalition for Clean Air (CCA) to join our community of professionals, policy-makers and everyday people dedicated to bringing clean air to California.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 25 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 25 contacts → | ||||
Exact match “Environment Oregon advocates on behalf of its more than members for clean air, clean water, and open space.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 24 contacts → | ||||
Exact match “Ashworth Leininger Group was formed to offer expert air quality and environmental consulting services to a broad spectrum of clients – industry, trade associations and agencies.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 24 contacts → | ||||
Exact match “Air Alliance Houston is a non-profit advocacy organization working to reduce the public health impacts from air pollution and advance environmental justice.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 21 contacts → | ||||
Exact match “CleanAIRE NC, a 501(c)(3) nonprofit, has grown from a volunteer organization in 2002 to a full staff and strong corps of active volunteers working for clean air and climate change…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 21 contacts → | ||||
Exact match “Missouri Coalition for the Environment (MCE) is Missouri’s independent, citizens' environmental organization for clean water, clean air, clean energy, and a healthy environment.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 20 contacts → | ||||
Exact match “Breathe is dedicated to supporting clean air and healthy lungs in Sacramento and build relationships with our community.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 19 contacts → | ||||
Exact match “HomeCleanse is the nation’s leading company for indoor air quality services for immunocompromised individuals.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 19 contacts → | ||||
Exact match “OpenAQ is a non-profit that fights air inequality through open data, open-source tools, and a global, grassroots community.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 16 contacts → | ||||
Exact match “Spokane Regional Clean Air Agency (Spokane Clean Air) is one of seven local air pollution control agencies in Washington state.” Recorded in the RevenueBase company graph · Sep 19, 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 advocacy groups”. 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 127 air quality advocacy groups based in the United States
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Air quality advocacy groups based in the United States at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 127 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “air quality advocacy groups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 738 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 19, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “air quality advocacy groups”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many air quality advocacy groups are there based in the United States?
RevenueBase identified 127 company matches for air quality advocacy groups associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
SAN Joaquin Valley AIR Pollution Control District tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most air quality advocacy groups?
Portland leads with 5 company records, followed by Sacramento (4) and Washington (4).
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 738 professional contacts with verified work emails tracked across these 127 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 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 127 air quality advocacy groups based in the United States. Start with a free account, no credit card.
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Air quality advocacy groups by geography
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
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- Lists by location
- Lists A-Z
- New lists
- Air quality advocacy groups based in France
- Air quality advocacy groups based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
Company intelligence · public preview
Top 25 air quality advocacy groups based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 127 matching company records for air quality advocacy groups based in the United States, with 2,869 tracked contacts and 738 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 19, 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 advocacy groups based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | SAN Joaquin Valley AIR Pollution Control Districtvalleyair.org HQ: Fresno, CA, United StatesReported employees: 201-500 | Fresno, CA, United States | 201-500 | Exact match | 236 contacts → |
“The San Joaquin Valley Air Pollution Control District (Valley Air District) is committed to improving the health and quality of life for all Valley residents through effective and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 218 contacts → |
“LCV believes our earth is worth fighting for because everyone has a right to clean air, water, and a safe, healthy community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 87 contacts → |
“The San Diego County Air Pollution Control District (District) strives to protect the public from the harmful effects of air pollution, achieve and maintain air quality standards…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | OUR Children's Trustourchildrenstrust.org HQ: Eugene, OR, United StatesReported employees: 11-50 | Eugene, OR, United States | 11-50 | Exact match | 61 contacts → |
“Our Children’s Trust is a 501(c)(3) non-profit organization that elevates the voice of youth and leads the federal, state, local, and international campaign to secure the legal…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Clean AIR Councilcleanair.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 57 contacts → |
“The Clean Air Council is a member-supported, nonprofit environmental organization dedicated to protecting everyone's right to breathe clean air.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ohio Environmental Counciltheoec.org HQ: Columbus, OH, United StatesReported employees: 11-50 | Columbus, OH, United States | 11-50 | Exact match | 41 contacts → |
“The mission of the Ohio Environmental Council (OEC) is to secure healthy air, land, and water for all who call Ohio home.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Health Effects Institutehealtheffects.org HQ: Boston, MA, United StatesReported employees: 11-50 | Boston, MA, United States | 11-50 | Exact match | 40 contacts → |
“HEI is a nonprofit corporation chartered in 1980 as an independent research organization to provide high-quality, impartial, and relevant science on the health effects of air…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Respiratory Health Associationresphealth.org HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 38 contacts → |
“Respiratory Health Association is a 501(c)(3) charitable organization and has been a public health leader in metropolitan Chicago since 1906.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  AIR Cleaning Technologies, INCaircleaningtechnologies.comHQ: Sterling, VA, United StatesReported employees: 11-50 | Sterling, VA, United States | 11-50 | Exact match | 35 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | cleanearth4kids.orgcleanearth4kids.org HQ: Oceanside, CA, United StatesReported employees: Not recorded | Oceanside, CA, United States | Not recorded | Exact match | 34 contacts → |
“CleanEarth4Kids #CleanAirSavesLives #WaterIsLife #StopToxics #ChildrensHealth #PublicHealth #Education #Research,#ClimateActionNow #EnvironmentalJustice,#PreventCancerandDisease…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Breathe Southern Californiabreathesocal.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 33 contacts → |
“Founded in 1903, Breathe Southern California (Breathe SoCal) is a 501(c)(3) local public benefit nonprofit organization committed to clean air and healthy lungs for all Southern…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Pennfuturepennfuture.org HQ: Harrisburg, PA, United StatesReported employees: 11-50 | Harrisburg, PA, United States | 11-50 | Exact match | 31 contacts → |
“Citizens for Pennsylvania’s Future (PennFuture) is a member-supported, statewide environmental advocacy nonprofit and watchdog fighting against potential threats to PA's clean…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Michigan Environmental Councilenvironmentalcouncil.org HQ: Lansing, MI, United StatesReported employees: 11-50 | Lansing, MI, United States | 11-50 | Exact match | 31 contacts → |
“The Michigan Environmental Council – a 501(c)(3) charitable organization – is a coalition of nearly 80 organizations created in 1980 to lead Michigan’s environmental movement in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Moms Clean AIR Forcemomscleanairforce.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 29 contacts → |
“Our mission is to protect children from air pollution and climate change.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Coalition For Clean AIRccair.org HQ: Los Angeles, CA, United StatesReported employees: 1-10 | Los Angeles, CA, United States | 1-10 | Exact match | 26 contacts → |
“Follow the Coalition for Clean Air (CCA) to join our community of professionals, policy-makers and everyday people dedicated to bringing clean air to California.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Clarity Movement COclarity.ioHQ: Berkeley, CA, United StatesReported employees: 11-50 | Berkeley, CA, United States | 11-50 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Environment Oregonenvironmentoregon.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 25 contacts → |
“Environment Oregon advocates on behalf of its more than members for clean air, clean water, and open space.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Ashworth Leininger Groupalgcorp.comHQ: Camarillo, CA, United StatesReported employees: 11-50 | Camarillo, CA, United States | 11-50 | Exact match | 24 contacts → |
“Ashworth Leininger Group was formed to offer expert air quality and environmental consulting services to a broad spectrum of clients – industry, trade associations and agencies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  AIR Alliance Houstonairalliancehouston.orgHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 24 contacts → |
“Air Alliance Houston is a non-profit advocacy organization working to reduce the public health impacts from air pollution and advance environmental justice.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cleanaire NCcleanairenc.org HQ: Charlotte, NC, United StatesReported employees: 1-10 | Charlotte, NC, United States | 1-10 | Exact match | 21 contacts → |
“CleanAIRE NC, a 501(c)(3) nonprofit, has grown from a volunteer organization in 2002 to a full staff and strong corps of active volunteers working for clean air and climate change…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Missouri Coalition For The Environmentmoenvironment.org HQ: St. Louis, MO, United StatesReported employees: 1-10 | St. Louis, MO, United States | 1-10 | Exact match | 21 contacts → |
“Missouri Coalition for the Environment (MCE) is Missouri’s independent, citizens' environmental organization for clean water, clean air, clean energy, and a healthy environment.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Breathe California Sacramento Regionsacbreathe.org HQ: Sacramento, CA, United StatesReported employees: 11-50 | Sacramento, CA, United States | 11-50 | Exact match | 20 contacts → |
“Breathe is dedicated to supporting clean air and healthy lungs in Sacramento and build relationships with our community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Homecleansehomecleanse.com HQ: Freehold, NJ, United StatesReported employees: 11-50 | Freehold, NJ, United States | 11-50 | Exact match | 19 contacts → |
“HomeCleanse is the nation’s leading company for indoor air quality services for immunocompromised individuals.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Openaq INCopenaq.orgHQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 19 contacts → |
“OpenAQ is a non-profit that fights air inequality through open data, open-source tools, and a global, grassroots community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Spokane Regional Clean AIR Agencyspokanecleanair.org HQ: Spokane, WA, United StatesReported employees: 11-50 | Spokane, WA, United States | 11-50 | Exact match | 16 contacts → |
“Spokane Regional Clean Air Agency (Spokane Clean Air) is one of seven local air pollution control agencies in Washington state.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 127 company matches
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Air quality advocacy groups: dataset insights
September 19, 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
126 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 127 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 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for air quality advocacy groups?
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 advocacy groups did RevenueBase find based in the United States?
The saved snapshot records 127 matching company records, 2,869 tracked contacts and 738 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 19, 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
Air quality advocacy groups by geography
Cite this list
RevenueBase Data Team. Top 25 air quality advocacy groups based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/air-quality-advocacy-groups/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Air quality advocacy groups based in France
- Air quality advocacy groups based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
Company intelligence · public preview
Top 25 air quality advocacy groups based in the United States
RevenueBase records 127 matching company records for air quality advocacy groups based in the United States, with 2,869 tracked contacts and 738 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 19, 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 advocacy groups based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | SAN Joaquin Valley AIR Pollution Control Districtvalleyair.org HQ: Fresno, CA, United StatesReported employees: 201-500 | Fresno, CA, United States | 201-500 | Exact match | 236 contacts → |
“The San Joaquin Valley Air Pollution Control District (Valley Air District) is committed to improving the health and quality of life for all Valley residents through effective and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 218 contacts → |
“LCV believes our earth is worth fighting for because everyone has a right to clean air, water, and a safe, healthy community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 87 contacts → |
“The San Diego County Air Pollution Control District (District) strives to protect the public from the harmful effects of air pollution, achieve and maintain air quality standards…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | OUR Children's Trustourchildrenstrust.org HQ: Eugene, OR, United StatesReported employees: 11-50 | Eugene, OR, United States | 11-50 | Exact match | 61 contacts → |
“Our Children’s Trust is a 501(c)(3) non-profit organization that elevates the voice of youth and leads the federal, state, local, and international campaign to secure the legal…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Clean AIR Councilcleanair.org HQ: Philadelphia, PA, United StatesReported employees: 11-50 | Philadelphia, PA, United States | 11-50 | Exact match | 57 contacts → |
“The Clean Air Council is a member-supported, nonprofit environmental organization dedicated to protecting everyone's right to breathe clean air.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ohio Environmental Counciltheoec.org HQ: Columbus, OH, United StatesReported employees: 11-50 | Columbus, OH, United States | 11-50 | Exact match | 41 contacts → |
“The mission of the Ohio Environmental Council (OEC) is to secure healthy air, land, and water for all who call Ohio home.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Health Effects Institutehealtheffects.org HQ: Boston, MA, United StatesReported employees: 11-50 | Boston, MA, United States | 11-50 | Exact match | 40 contacts → |
“HEI is a nonprofit corporation chartered in 1980 as an independent research organization to provide high-quality, impartial, and relevant science on the health effects of air…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Respiratory Health Associationresphealth.org HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 38 contacts → |
“Respiratory Health Association is a 501(c)(3) charitable organization and has been a public health leader in metropolitan Chicago since 1906.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | AIR Cleaning Technologies, INCaircleaningtechnologies.com HQ: Sterling, VA, United StatesReported employees: 11-50 | Sterling, VA, United States | 11-50 | Exact match | 35 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | cleanearth4kids.orgcleanearth4kids.org HQ: Oceanside, CA, United StatesReported employees: Not recorded | Oceanside, CA, United States | Not recorded | Exact match | 34 contacts → |
“CleanEarth4Kids #CleanAirSavesLives #WaterIsLife #StopToxics #ChildrensHealth #PublicHealth #Education #Research,#ClimateActionNow #EnvironmentalJustice,#PreventCancerandDisease…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Breathe Southern Californiabreathesocal.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 33 contacts → |
“Founded in 1903, Breathe Southern California (Breathe SoCal) is a 501(c)(3) local public benefit nonprofit organization committed to clean air and healthy lungs for all Southern…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Pennfuturepennfuture.org HQ: Harrisburg, PA, United StatesReported employees: 11-50 | Harrisburg, PA, United States | 11-50 | Exact match | 31 contacts → |
“Citizens for Pennsylvania’s Future (PennFuture) is a member-supported, statewide environmental advocacy nonprofit and watchdog fighting against potential threats to PA's clean…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Michigan Environmental Councilenvironmentalcouncil.org HQ: Lansing, MI, United StatesReported employees: 11-50 | Lansing, MI, United States | 11-50 | Exact match | 31 contacts → |
“The Michigan Environmental Council – a 501(c)(3) charitable organization – is a coalition of nearly 80 organizations created in 1980 to lead Michigan’s environmental movement in…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Moms Clean AIR Forcemomscleanairforce.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 29 contacts → |
“Our mission is to protect children from air pollution and climate change.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Coalition For Clean AIRccair.org HQ: Los Angeles, CA, United StatesReported employees: 1-10 | Los Angeles, CA, United States | 1-10 | Exact match | 26 contacts → |
“Follow the Coalition for Clean Air (CCA) to join our community of professionals, policy-makers and everyday people dedicated to bringing clean air to California.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Clarity Movement COclarity.io HQ: Berkeley, CA, United StatesReported employees: 11-50 | Berkeley, CA, United States | 11-50 | Exact match | 25 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Environment Oregonenvironmentoregon.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 25 contacts → |
“Environment Oregon advocates on behalf of its more than members for clean air, clean water, and open space.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ashworth Leininger Groupalgcorp.com HQ: Camarillo, CA, United StatesReported employees: 11-50 | Camarillo, CA, United States | 11-50 | Exact match | 24 contacts → |
“Ashworth Leininger Group was formed to offer expert air quality and environmental consulting services to a broad spectrum of clients – industry, trade associations and agencies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | AIR Alliance Houstonairalliancehouston.org HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 24 contacts → |
“Air Alliance Houston is a non-profit advocacy organization working to reduce the public health impacts from air pollution and advance environmental justice.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cleanaire NCcleanairenc.org HQ: Charlotte, NC, United StatesReported employees: 1-10 | Charlotte, NC, United States | 1-10 | Exact match | 21 contacts → |
“CleanAIRE NC, a 501(c)(3) nonprofit, has grown from a volunteer organization in 2002 to a full staff and strong corps of active volunteers working for clean air and climate change…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Missouri Coalition For The Environmentmoenvironment.org HQ: St. Louis, MO, United StatesReported employees: 1-10 | St. Louis, MO, United States | 1-10 | Exact match | 21 contacts → |
“Missouri Coalition for the Environment (MCE) is Missouri’s independent, citizens' environmental organization for clean water, clean air, clean energy, and a healthy environment.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Breathe California Sacramento Regionsacbreathe.org HQ: Sacramento, CA, United StatesReported employees: 11-50 | Sacramento, CA, United States | 11-50 | Exact match | 20 contacts → |
“Breathe is dedicated to supporting clean air and healthy lungs in Sacramento and build relationships with our community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Homecleansehomecleanse.com HQ: Freehold, NJ, United StatesReported employees: 11-50 | Freehold, NJ, United States | 11-50 | Exact match | 19 contacts → |
“HomeCleanse is the nation’s leading company for indoor air quality services for immunocompromised individuals.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Openaq INCopenaq.org HQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 19 contacts → |
“OpenAQ is a non-profit that fights air inequality through open data, open-source tools, and a global, grassroots community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Spokane Regional Clean AIR Agencyspokanecleanair.org HQ: Spokane, WA, United StatesReported employees: 11-50 | Spokane, WA, United States | 11-50 | Exact match | 16 contacts → |
“Spokane Regional Clean Air Agency (Spokane Clean Air) is one of seven local air pollution control agencies in Washington state.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 127 company matches
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Air quality advocacy groups: dataset insights
September 19, 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
126 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 127 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 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for air quality advocacy groups?
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 advocacy groups did RevenueBase find based in the United States?
The saved snapshot records 127 matching company records, 2,869 tracked contacts and 738 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 19, 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
Air quality advocacy groups by geography
Cite this list
RevenueBase Data Team. Top 25 air quality advocacy groups based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/air-quality-advocacy-groups/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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