Company lists · Data refreshed September 2026
Top 25 Environmental policy advocacy groups based in the United States
RevenueBase identified 278 company matches for environmental policy advocacy groups associated with the United States as of September 2026 and tracks 7,012 professional contacts across them, including 3,252 with verified work emails. Washington is the largest hub.
This list covers company matches for environmental policy 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 environmental policy advocacy groups based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 942 contacts → | ||||
Exact match “NRDC is the nation's most effective environmental action organization.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 672 contacts → | ||||
Exact match “Earthjustice is a non-profit public interest law organization dedicated to protecting the magnificent places, natural resources, and wildlife of this earth, and to defending the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 241 contacts → | ||||
Exact match “Ceres is a nonprofit advocacy organization working to accelerate the transition to a cleaner, more just, and resilient world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 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 | |||||
| 5 | 174 contacts → | ||||
Exact match “Since 1966, CLF has taken on powerful opponents who would pollute our air and water and squander our resources.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 144 contacts → | ||||
Exact match “EARTHDAY.ORG’s mission is to diversify, educate and activate the environmental movement worldwide.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 120 contacts → | ||||
Exact match “The Environmental Working Group is a non-profit, non-partisan organization dedicated to protecting human health and the environment.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 114 contacts → | ||||
Exact match “The Public Interest Network runs organizations committed to our vision of a better world, a set of core values, and a strategic approach to getting things done.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 97 contacts → | ||||
Exact match “Founded in 1971, Greenpeace began when a small group of activists sailed from Vancouver to protest nuclear testing at Amchitka, Alaska.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 93 contacts → | ||||
Exact match “Every day, we see more heartbreaking evidence of the damage being done to our planet: climate change, plastic pollution, wildlife disappearing forever.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 87 contacts → | ||||
Exact match “The American Conservation Coalition (ACC) is a 501(c)(3) nonprofit organization dedicated to mobilizing people around environmental action through common-sense, market-based, and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 83 contacts → | ||||
Exact match “The Environmental Law & Policy Center is the Midwest’s leading environmental advocacy organization.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 82 contacts → | ||||
Exact match “Western Resource Advocates fights climate change and its impacts to sustain the environment, economy, and people of the West.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 74 contacts → | ||||
Exact match “The Center for International Environmental Law (CIEL) uses the power of the law to protect the environment, promote human health, and ensure a just and sustainable society.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 74 contacts → | ||||
Exact match “Save the Sound leads environmental action across Connecticut, Westchester, NYC, and Long Island.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 71 contacts → | ||||
Exact match “Stand.earth challenges corporations and governments to treat people and the environment with respect, because our lives depend on it.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 67 contacts → | ||||
Exact match “The CLEO Institute is a women-led 501(c)(3) non-profit, non-partisan organization dedicated to educating and empowering communities to demand climate action, ensuring a safe…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 65 contacts → | ||||
Exact match “Pacific Environment confronts our most urgent environmental issues by connecting local and global movements, catalyzing policy change, and inspiring action for the benefit of…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 64 contacts → | ||||
Exact match “The Michigan League of Conservation Voters is a statewide political organization whose mission is to elect pro-conservation candidates to office and to hold all decision makers…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 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 | |||||
| 21 | 60 contacts → | ||||
Exact match “Founded in 1992, As You Sow promotes environmental and social corporate responsibility through shareholder advocacy, coalition building, and innovative legal strategies.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 58 contacts → | ||||
Exact match “California Environmental Voters (EnviroVoters) exists to build the political power to solve the climate crisis, advance justice, and create a roadmap for global action.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 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 | |||||
| 24 | 54 contacts → | ||||
Exact match “NYLCV is a non-partisan, policy making and political action organization that works to make environmental protection a top priority with elected officials, decision-makers and the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 51 contacts → | ||||
Exact match “Friends of the Earth is a bold and fearless voice for justice and the planet.” 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 “environmental policy 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 278 environmental policy advocacy groups based in the United States
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Environmental policy 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 278 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 “environmental policy 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 3,252 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 “environmental policy advocacy groups”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many environmental policy advocacy groups are there based in the United States?
RevenueBase identified 278 company matches for environmental policy 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?
Natural Resources Defense Council Nrdc tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most environmental policy advocacy groups?
Washington leads with 32 company records, followed by New York (10) and San Francisco (9).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,252 professional contacts with verified work emails tracked across these 278 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 278 environmental policy advocacy groups based in the United States. Start with a free account, no credit card.
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Environmental policy 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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Environmental policy advocacy groups based in Canada
- Environmental policy advocacy groups based in France
- Environmental policy advocacy groups based in India
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
Company intelligence · public preview
Top 25 environmental policy 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 278 matching company records for environmental policy advocacy groups based in the United States, with 7,012 tracked contacts and 3,252 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 environmental policy 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 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 942 contacts → |
“NRDC is the nation's most effective environmental action organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Earthjusticeearthjustice.orgHQ: San Francisco, United StatesReported employees: 501-1,000 | San Francisco, United States | 501-1,000 | Exact match | 672 contacts → |
“Earthjustice is a non-profit public interest law organization dedicated to protecting the magnificent places, natural resources, and wildlife of this earth, and to defending the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ceres, INCceres.org HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 241 contacts → |
“Ceres is a nonprofit advocacy organization working to accelerate the transition to a cleaner, more just, and resilient world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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. | |||||
| 5 | Conservation LAW Foundationclf.org HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 174 contacts → |
“Since 1966, CLF has taken on powerful opponents who would pollute our air and water and squander our resources.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | earthday.orgearthday.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 144 contacts → |
“EARTHDAY.ORG’s mission is to diversify, educate and activate the environmental movement worldwide.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Environmental Working Groupewg.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 120 contacts → |
“The Environmental Working Group is a non-profit, non-partisan organization dedicated to protecting human health and the environment.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | The Public Interest Networkpublicinterestnetwork.org HQ: Denver, CO, United StatesReported employees: 201-500 | Denver, CO, United States | 201-500 | Exact match | 114 contacts → |
“The Public Interest Network runs organizations committed to our vision of a better world, a set of core values, and a strategic approach to getting things done.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Greenpeace USAgreenpeace.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 97 contacts → |
“Founded in 1971, Greenpeace began when a small group of activists sailed from Vancouver to protest nuclear testing at Amchitka, Alaska.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Environment Americaenvironmentamerica.org HQ: Denver, CO, United StatesReported employees: 51-200 | Denver, CO, United States | 51-200 | Exact match | 93 contacts → |
“Every day, we see more heartbreaking evidence of the damage being done to our planet: climate change, plastic pollution, wildlife disappearing forever.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Appleton, WI, United StatesReported employees: 11-50 | Appleton, WI, United States | 11-50 | Exact match | 87 contacts → |
“The American Conservation Coalition (ACC) is a 501(c)(3) nonprofit organization dedicated to mobilizing people around environmental action through common-sense, market-based, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 83 contacts → |
“The Environmental Law & Policy Center is the Midwest’s leading environmental advocacy organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Western Resource Advocateswesternresourceadvocates.org HQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 82 contacts → |
“Western Resource Advocates fights climate change and its impacts to sustain the environment, economy, and people of the West.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 74 contacts → |
“The Center for International Environmental Law (CIEL) uses the power of the law to protect the environment, promote human health, and ensure a just and sustainable society.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Save The Soundsavethesound.org HQ: New Haven, CT, United StatesReported employees: 11-50 | New Haven, CT, United States | 11-50 | Exact match | 74 contacts → |
“Save the Sound leads environmental action across Connecticut, Westchester, NYC, and Long Island.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | stand.earthstand.earth HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 71 contacts → |
“Stand.earth challenges corporations and governments to treat people and the environment with respect, because our lives depend on it.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Cleo Institutecleoinstitute.org HQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 67 contacts → |
“The CLEO Institute is a women-led 501(c)(3) non-profit, non-partisan organization dedicated to educating and empowering communities to demand climate action, ensuring a safe…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Pacific Environmentpacificenvironment.org HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 65 contacts → |
“Pacific Environment confronts our most urgent environmental issues by connecting local and global movements, catalyzing policy change, and inspiring action for the benefit of…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Michigan League Of Conservation Votersmichiganlcv.org HQ: Ann Arbor, MI, United StatesReported employees: 11-50 | Ann Arbor, MI, United States | 11-50 | Exact match | 64 contacts → |
“The Michigan League of Conservation Voters is a statewide political organization whose mission is to elect pro-conservation candidates to office and to hold all decision makers…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 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. | |||||
| 21 | AS YOU SOWasyousow.org HQ: El Cerrito, CA, United StatesReported employees: 11-50 | El Cerrito, CA, United States | 11-50 | Exact match | 60 contacts → |
“Founded in 1992, As You Sow promotes environmental and social corporate responsibility through shareholder advocacy, coalition building, and innovative legal strategies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | California Environmental Votersenvirovoters.org HQ: Oakland, CA, United StatesReported employees: 11-50 | Oakland, CA, United States | 11-50 | Exact match | 58 contacts → |
“California Environmental Voters (EnviroVoters) exists to build the political power to solve the climate crisis, advance justice, and create a roadmap for global action.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | 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. | |||||
| 24 | HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 54 contacts → |
“NYLCV is a non-partisan, policy making and political action organization that works to make environmental protection a top priority with elected officials, decision-makers and the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Friends Of The Earth U.Sfoe.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 51 contacts → |
“Friends of the Earth is a bold and fearless voice for justice and the planet.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 278 company matches
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Environmental policy 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
278 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 278 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 environmental policy 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 environmental policy advocacy groups did RevenueBase find based in the United States?
The saved snapshot records 278 matching company records, 7,012 tracked contacts and 3,252 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
Environmental policy advocacy groups by geography
Cite this list
RevenueBase Data Team. Top 25 environmental policy advocacy groups based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/environmental-policy-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
- Environmental policy advocacy groups based in Canada
- Environmental policy advocacy groups based in France
- Environmental policy advocacy groups based in India
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
Company intelligence · public preview
Top 25 environmental policy advocacy groups based in the United States
RevenueBase records 278 matching company records for environmental policy advocacy groups based in the United States, with 7,012 tracked contacts and 3,252 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 environmental policy 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 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 942 contacts → |
“NRDC is the nation's most effective environmental action organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Earthjusticeearthjustice.org HQ: San Francisco, United StatesReported employees: 501-1,000 | San Francisco, United States | 501-1,000 | Exact match | 672 contacts → |
“Earthjustice is a non-profit public interest law organization dedicated to protecting the magnificent places, natural resources, and wildlife of this earth, and to defending the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ceres, INCceres.org HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 241 contacts → |
“Ceres is a nonprofit advocacy organization working to accelerate the transition to a cleaner, more just, and resilient world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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. | |||||
| 5 | Conservation LAW Foundationclf.org HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 174 contacts → |
“Since 1966, CLF has taken on powerful opponents who would pollute our air and water and squander our resources.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | earthday.orgearthday.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 144 contacts → |
“EARTHDAY.ORG’s mission is to diversify, educate and activate the environmental movement worldwide.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Environmental Working Groupewg.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 120 contacts → |
“The Environmental Working Group is a non-profit, non-partisan organization dedicated to protecting human health and the environment.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | The Public Interest Networkpublicinterestnetwork.org HQ: Denver, CO, United StatesReported employees: 201-500 | Denver, CO, United States | 201-500 | Exact match | 114 contacts → |
“The Public Interest Network runs organizations committed to our vision of a better world, a set of core values, and a strategic approach to getting things done.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Greenpeace USAgreenpeace.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 97 contacts → |
“Founded in 1971, Greenpeace began when a small group of activists sailed from Vancouver to protest nuclear testing at Amchitka, Alaska.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Environment Americaenvironmentamerica.org HQ: Denver, CO, United StatesReported employees: 51-200 | Denver, CO, United States | 51-200 | Exact match | 93 contacts → |
“Every day, we see more heartbreaking evidence of the damage being done to our planet: climate change, plastic pollution, wildlife disappearing forever.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Appleton, WI, United StatesReported employees: 11-50 | Appleton, WI, United States | 11-50 | Exact match | 87 contacts → |
“The American Conservation Coalition (ACC) is a 501(c)(3) nonprofit organization dedicated to mobilizing people around environmental action through common-sense, market-based, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 83 contacts → |
“The Environmental Law & Policy Center is the Midwest’s leading environmental advocacy organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Western Resource Advocateswesternresourceadvocates.org HQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 82 contacts → |
“Western Resource Advocates fights climate change and its impacts to sustain the environment, economy, and people of the West.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 74 contacts → |
“The Center for International Environmental Law (CIEL) uses the power of the law to protect the environment, promote human health, and ensure a just and sustainable society.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Save The Soundsavethesound.org HQ: New Haven, CT, United StatesReported employees: 11-50 | New Haven, CT, United States | 11-50 | Exact match | 74 contacts → |
“Save the Sound leads environmental action across Connecticut, Westchester, NYC, and Long Island.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | stand.earthstand.earth HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 71 contacts → |
“Stand.earth challenges corporations and governments to treat people and the environment with respect, because our lives depend on it.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Cleo Institutecleoinstitute.org HQ: Miami, FL, United StatesReported employees: 11-50 | Miami, FL, United States | 11-50 | Exact match | 67 contacts → |
“The CLEO Institute is a women-led 501(c)(3) non-profit, non-partisan organization dedicated to educating and empowering communities to demand climate action, ensuring a safe…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Pacific Environmentpacificenvironment.org HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 65 contacts → |
“Pacific Environment confronts our most urgent environmental issues by connecting local and global movements, catalyzing policy change, and inspiring action for the benefit of…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Michigan League Of Conservation Votersmichiganlcv.org HQ: Ann Arbor, MI, United StatesReported employees: 11-50 | Ann Arbor, MI, United States | 11-50 | Exact match | 64 contacts → |
“The Michigan League of Conservation Voters is a statewide political organization whose mission is to elect pro-conservation candidates to office and to hold all decision makers…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 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. | |||||
| 21 | AS YOU SOWasyousow.org HQ: El Cerrito, CA, United StatesReported employees: 11-50 | El Cerrito, CA, United States | 11-50 | Exact match | 60 contacts → |
“Founded in 1992, As You Sow promotes environmental and social corporate responsibility through shareholder advocacy, coalition building, and innovative legal strategies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | California Environmental Votersenvirovoters.org HQ: Oakland, CA, United StatesReported employees: 11-50 | Oakland, CA, United States | 11-50 | Exact match | 58 contacts → |
“California Environmental Voters (EnviroVoters) exists to build the political power to solve the climate crisis, advance justice, and create a roadmap for global action.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | 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. | |||||
| 24 | HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 54 contacts → |
“NYLCV is a non-partisan, policy making and political action organization that works to make environmental protection a top priority with elected officials, decision-makers and the…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Friends Of The Earth U.Sfoe.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 51 contacts → |
“Friends of the Earth is a bold and fearless voice for justice and the planet.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 278 company matches
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Environmental policy 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
278 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 278 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 environmental policy 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 environmental policy advocacy groups did RevenueBase find based in the United States?
The saved snapshot records 278 matching company records, 7,012 tracked contacts and 3,252 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
Environmental policy advocacy groups by geography
Cite this list
RevenueBase Data Team. Top 25 environmental policy advocacy groups based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/environmental-policy-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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