Company lists · Data refreshed September 2026
Top 25 Conservation nonprofits based in the United States
RevenueBase identified 3,126 company matches for conservation nonprofits associated with the United States as of September 2026 and tracks 63,266 professional contacts across them, including 23,545 with verified work emails. Washington is the largest hub.
This list covers company matches for conservation nonprofits 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 conservation nonprofits based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 6,526 contacts → | ||||
Exact match “Air, water, food, shelter, income: nature sustains every aspect of our lives.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 3,663 contacts → | ||||
Exact match “WCS stands for wildlife and wild places.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 1,560 contacts → | ||||
Exact match “Since 1987, Conservation International has worked to spotlight and secure the critical benefits that nature provides to humanity.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 1,352 contacts → | ||||
Exact match “We are Environmental Defense Fund, a leading environmental nonprofit focused on stabilizing the climate while helping build strong and healthy communities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 1,290 contacts → | ||||
Exact match “Our planet faces many big conservation challenges.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 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 | |||||
| 7 | 900 contacts → | ||||
Exact match “The National Audubon Society protects birds and the places they need, today and tomorrow, throughout the Americas using science, advocacy, education, and on-the-ground…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 795 contacts → | ||||
Exact match “The Student Conservation Association (SCA) is the largest provider of hands-on environmental conservation programs for youth and adults.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 738 contacts → | ||||
Exact match “The mission of the nonprofit Monterey Bay Aquarium is to inspire conservation of the ocean.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 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 | |||||
| 11 | 585 contacts → | ||||
Exact match “As America's largest non-profit conservation organization, the National Wildlife Federation works closely with those who span the social and political spectrum, but who are…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 554 contacts → | ||||
Exact match “Mass Audubon is the largest nature-based conservation organization in New England.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 531 contacts → | ||||
Exact match “Trust for Public Land (TPL) is a national nonprofit that works to connect everyone to the benefits and joys of the outdoors.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 521 contacts → | ||||
Exact match “American Conservation Experience (ACE) is a national nonprofit conservation corps that recruits, trains, and mobilizes over young adults and emerging professionals annually to…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 500 contacts → | ||||
Exact match “Vision We envision a world where wildlife and humans flourish together.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 382 contacts → | ||||
Exact match “To promote health and happiness through the enjoyment of nature and the world around us” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 378 contacts → | ||||
Exact match “The mission of the Appalachian Mountain Club is to foster the protection, enjoyment, and understanding of the outdoors.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 371 contacts → | ||||
Exact match “The Detroit Zoological Society (DZS) is a nonprofit organization that operates the Detroit Zoo in Royal Oak, Mich.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 368 contacts → | ||||
Exact match “Rare is a global leader in driving social change for people and nature.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 356 contacts → | ||||
Exact match “San Antonio Zoo® is a non-profit 501(c)(3) organization committed to securing a future for wildlife.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 355 contacts → | ||||
Exact match “IFAW explores new ways to improve conditions for animals, people, and the place we call home-and we’ve been leading the way for over 50 years.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 337 contacts → | ||||
Exact match “Pheasants Forever and Quail Forever make up the nation's largest nonprofit organization dedicated to upland habitat conservation.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 315 contacts → | ||||
Exact match “Since 1981, the Golden Gate National Parks Conservancy (Parks Conservancy) has served as the nonprofit partner of the National Park Service, collaborating with the Presidio Trust…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 312 contacts → | ||||
Exact match “Whitewater is a 501(c)(3) nonprofit and outdoor lifestyle brand that facilitates outdoor access by lowering barriers and inspiring people to get outside.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 303 contacts → | ||||
Exact match “Named a USA Top Workplace in 2023** For a century, National Parks Conservation Association has been a powerful independent voice working to strengthen and protect America's…” 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 “conservation nonprofits”. 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 3,126 conservation nonprofits based in the United States
See the full list, filter by size, metro and specialty, and access 23,545 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Conservation nonprofits 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 3,126 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 “conservation nonprofits” 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 23,545 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.
Conservation nonprofits by metro
- Conservation nonprofits in Washington82
- Conservation nonprofits in New York61
- Conservation nonprofits in Portland51
- Conservation nonprofits in San Francisco43
- Conservation nonprofits in Denver36
- Conservation nonprofits in Seattle35
- Conservation nonprofits in Los Angeles32
- Conservation nonprofits in Atlanta30
- Conservation nonprofits in Austin27
- Conservation nonprofits in San Diego25
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 “conservation nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many conservation nonprofits are there based in the United States?
RevenueBase identified 3,126 company matches for conservation nonprofits 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?
The Nature Conservancy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most conservation nonprofits?
Washington leads with 82 company records, followed by New York (61) and Portland (51).
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 23,545 professional contacts with verified work emails tracked across these 3,126 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 3,126 conservation nonprofits based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Conservation nonprofits by geography
- Conservation nonprofits based in Mumbai, India
- Conservation nonprofits based in Atlanta, United States
- Conservation nonprofits based in Austin, United States
- Conservation nonprofits based in Denver, United States
- Conservation nonprofits based in Los Angeles, United States
- Conservation nonprofits based in New York, United States
- Conservation nonprofits based in Portland, United States
- Conservation nonprofits based in San Diego, United States
- Conservation nonprofits based in San Francisco, United States
- Conservation nonprofits based in Seattle, United States
- Conservation nonprofits based in Washington, United States
- Conservation nonprofits based in Argentina
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
- Conservation nonprofits based in Mumbai, India
- Conservation nonprofits based in Atlanta, United States
- Conservation nonprofits based in Austin, United States
- Conservation nonprofits based in Denver, United States
- Conservation nonprofits based in Los Angeles, United States
- Conservation nonprofits based in New York, United States
Company intelligence · public preview
Top 25 conservation nonprofits 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 3,126 matching company records for conservation nonprofits based in the United States, with 63,266 tracked contacts and 23,545 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 conservation nonprofits 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 | The Nature Conservancynature.org HQ: Arlington, VA, United StatesReported employees: 5,001-10,000 | Arlington, VA, United States | 5,001-10,000 | Exact match | 6,526 contacts → |
“Air, water, food, shelter, income: nature sustains every aspect of our lives.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Bronx, NY, United StatesReported employees: 1,001-5,000 | Bronx, NY, United States | 1,001-5,000 | Exact match | 3,663 contacts → |
“WCS stands for wildlife and wild places.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Conservation Internationalconservation.org HQ: Arlington, VA, United StatesReported employees: 501-1,000 | Arlington, VA, United States | 501-1,000 | Exact match | 1,560 contacts → |
“Since 1987, Conservation International has worked to spotlight and secure the critical benefits that nature provides to humanity.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Environmental Defense Fundedf.orgHQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 1,352 contacts → |
“We are Environmental Defense Fund, a leading environmental nonprofit focused on stabilizing the climate while helping build strong and healthy communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | World Wildlife Fundworldwildlife.org HQ: Washington, DC, United StatesReported employees: 1,001-5,000 | Washington, DC, United States | 1,001-5,000 | Exact match | 1,290 contacts → |
“Our planet faces many big conservation challenges.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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. | |||||
| 7 |  National Audubon Societyaudubon.orgHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 900 contacts → |
“The National Audubon Society protects birds and the places they need, today and tomorrow, throughout the Americas using science, advocacy, education, and on-the-ground…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Student Conservation Associationthesca.org HQ: Arlington, VA, United StatesReported employees: 201-500 | Arlington, VA, United States | 201-500 | Exact match | 795 contacts → |
“The Student Conservation Association (SCA) is the largest provider of hands-on environmental conservation programs for youth and adults.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Monterey BAY Aquariummontereybayaquarium.orgHQ: Monterey, CA, United StatesReported employees: 501-1,000 | Monterey, CA, United States | 501-1,000 | Exact match | 738 contacts → |
“The mission of the nonprofit Monterey Bay Aquarium is to inspire conservation of the ocean.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  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. | |||||
| 11 | National Wildlife Federationnwf.org HQ: Reston, VA, United StatesReported employees: 201-500 | Reston, VA, United States | 201-500 | Exact match | 585 contacts → |
“As America's largest non-profit conservation organization, the National Wildlife Federation works closely with those who span the social and political spectrum, but who are…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Mass Audubonmassaudubon.org HQ: Lincoln, MA, United StatesReported employees: 201-500 | Lincoln, MA, United States | 201-500 | Exact match | 554 contacts → |
“Mass Audubon is the largest nature-based conservation organization in New England.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Trust For Public Landtpl.org HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 531 contacts → |
“Trust for Public Land (TPL) is a national nonprofit that works to connect everyone to the benefits and joys of the outdoors.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | American Conservation Experienceusaconservation.org HQ: Flagstaff, AZ, United StatesReported employees: 51-200 | Flagstaff, AZ, United States | 51-200 | Exact match | 521 contacts → |
“American Conservation Experience (ACE) is a national nonprofit conservation corps that recruits, trains, and mobilizes over young adults and emerging professionals annually to…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  ZOO Atlantazooatlanta.orgHQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 500 contacts → |
“Vision We envision a world where wildlife and humans flourish together.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Shimanobike.shimano.com HQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 382 contacts → |
“To promote health and happiness through the enjoyment of nature and the world around us” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Appalachian Mountain Cluboutdoors.org HQ: Boston, MA, United StatesReported employees: 201-500 | Boston, MA, United States | 201-500 | Exact match | 378 contacts → |
“The mission of the Appalachian Mountain Club is to foster the protection, enjoyment, and understanding of the outdoors.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Detroit Zoological Societydetroitzoo.orgHQ: Royal Oak, MI, United StatesReported employees: 201-500 | Royal Oak, MI, United States | 201-500 | Exact match | 371 contacts → |
“The Detroit Zoological Society (DZS) is a nonprofit organization that operates the Detroit Zoo in Royal Oak, Mich.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | RARErare.org HQ: Arlington, VA, United StatesReported employees: 51-200 | Arlington, VA, United States | 51-200 | Exact match | 368 contacts → |
“Rare is a global leader in driving social change for people and nature.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  SAN Antonio ZOOsazoo.orgHQ: San Antonio, United StatesReported employees: 501-1,000 | San Antonio, United States | 501-1,000 | Exact match | 356 contacts → |
“San Antonio Zoo® is a non-profit 501(c)(3) organization committed to securing a future for wildlife.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  IFAWifaw.orgHQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 355 contacts → |
“IFAW explores new ways to improve conditions for animals, people, and the place we call home-and we’ve been leading the way for over 50 years.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pheasants Forever And Quail Foreverpheasantsforever.org HQ: St. Paul, MN, United StatesReported employees: 201-500 | St. Paul, MN, United States | 201-500 | Exact match | 337 contacts → |
“Pheasants Forever and Quail Forever make up the nation's largest nonprofit organization dedicated to upland habitat conservation.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Golden Gate National Parks Conservancyparksconservancy.org HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 315 contacts → |
“Since 1981, the Golden Gate National Parks Conservancy (Parks Conservancy) has served as the nonprofit partner of the National Park Service, collaborating with the Presidio Trust…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Whitewaterwhitewater.org HQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 312 contacts → |
“Whitewater is a 501(c)(3) nonprofit and outdoor lifestyle brand that facilitates outdoor access by lowering barriers and inspiring people to get outside.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 303 contacts → |
“Named a USA Top Workplace in 2023** For a century, National Parks Conservation Association has been a powerful independent voice working to strengthen and protect America's…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,126 company matches
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Conservation nonprofits: 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
3,113 records in the displayed employee bands.
13 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 3,126 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 ↗
Conservation nonprofits by metro
- Conservation nonprofits in Washington82
- Conservation nonprofits in New York61
- Conservation nonprofits in Portland51
- Conservation nonprofits in San Francisco43
- Conservation nonprofits in Denver36
- Conservation nonprofits in Seattle35
- Conservation nonprofits in Los Angeles32
- Conservation nonprofits in Atlanta30
- Conservation nonprofits in Austin27
- Conservation nonprofits in San Diego25
Questions about this company list
What does Exact match mean for conservation nonprofits?
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 conservation nonprofits did RevenueBase find based in the United States?
The saved snapshot records 3,126 matching company records, 63,266 tracked contacts and 23,545 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
Conservation nonprofits by geography
- Conservation nonprofits based in Mumbai, India
- Conservation nonprofits based in Atlanta, United States
- Conservation nonprofits based in Austin, United States
- Conservation nonprofits based in Denver, United States
- Conservation nonprofits based in Los Angeles, United States
- Conservation nonprofits based in New York, United States
- Conservation nonprofits based in Portland, United States
- Conservation nonprofits based in San Diego, United States
- Conservation nonprofits based in San Francisco, United States
- Conservation nonprofits based in Seattle, United States
- Conservation nonprofits based in Washington, United States
- Conservation nonprofits based in Argentina
Cite this list
RevenueBase Data Team. Top 25 conservation nonprofits based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/conservation-nonprofits/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
- Conservation nonprofits based in Mumbai, India
- Conservation nonprofits based in Atlanta, United States
- Conservation nonprofits based in Austin, United States
- Conservation nonprofits based in Denver, United States
- Conservation nonprofits based in Los Angeles, United States
- Conservation nonprofits based in New York, United States
Company intelligence · public preview
Top 25 conservation nonprofits based in the United States
RevenueBase records 3,126 matching company records for conservation nonprofits based in the United States, with 63,266 tracked contacts and 23,545 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 conservation nonprofits 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 | The Nature Conservancynature.org HQ: Arlington, VA, United StatesReported employees: 5,001-10,000 | Arlington, VA, United States | 5,001-10,000 | Exact match | 6,526 contacts → |
“Air, water, food, shelter, income: nature sustains every aspect of our lives.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Bronx, NY, United StatesReported employees: 1,001-5,000 | Bronx, NY, United States | 1,001-5,000 | Exact match | 3,663 contacts → |
“WCS stands for wildlife and wild places.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Conservation Internationalconservation.org HQ: Arlington, VA, United StatesReported employees: 501-1,000 | Arlington, VA, United States | 501-1,000 | Exact match | 1,560 contacts → |
“Since 1987, Conservation International has worked to spotlight and secure the critical benefits that nature provides to humanity.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Environmental Defense Fundedf.org HQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 1,352 contacts → |
“We are Environmental Defense Fund, a leading environmental nonprofit focused on stabilizing the climate while helping build strong and healthy communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | World Wildlife Fundworldwildlife.org HQ: Washington, DC, United StatesReported employees: 1,001-5,000 | Washington, DC, United States | 1,001-5,000 | Exact match | 1,290 contacts → |
“Our planet faces many big conservation challenges.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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. | |||||
| 7 | National Audubon Societyaudubon.org HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 900 contacts → |
“The National Audubon Society protects birds and the places they need, today and tomorrow, throughout the Americas using science, advocacy, education, and on-the-ground…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Student Conservation Associationthesca.org HQ: Arlington, VA, United StatesReported employees: 201-500 | Arlington, VA, United States | 201-500 | Exact match | 795 contacts → |
“The Student Conservation Association (SCA) is the largest provider of hands-on environmental conservation programs for youth and adults.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Monterey BAY Aquariummontereybayaquarium.org HQ: Monterey, CA, United StatesReported employees: 501-1,000 | Monterey, CA, United States | 501-1,000 | Exact match | 738 contacts → |
“The mission of the nonprofit Monterey Bay Aquarium is to inspire conservation of the ocean.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | 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. | |||||
| 11 | National Wildlife Federationnwf.org HQ: Reston, VA, United StatesReported employees: 201-500 | Reston, VA, United States | 201-500 | Exact match | 585 contacts → |
“As America's largest non-profit conservation organization, the National Wildlife Federation works closely with those who span the social and political spectrum, but who are…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Mass Audubonmassaudubon.org HQ: Lincoln, MA, United StatesReported employees: 201-500 | Lincoln, MA, United States | 201-500 | Exact match | 554 contacts → |
“Mass Audubon is the largest nature-based conservation organization in New England.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Trust For Public Landtpl.org HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 531 contacts → |
“Trust for Public Land (TPL) is a national nonprofit that works to connect everyone to the benefits and joys of the outdoors.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | American Conservation Experienceusaconservation.org HQ: Flagstaff, AZ, United StatesReported employees: 51-200 | Flagstaff, AZ, United States | 51-200 | Exact match | 521 contacts → |
“American Conservation Experience (ACE) is a national nonprofit conservation corps that recruits, trains, and mobilizes over young adults and emerging professionals annually to…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ZOO Atlantazooatlanta.org HQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 500 contacts → |
“Vision We envision a world where wildlife and humans flourish together.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Shimanobike.shimano.com HQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 382 contacts → |
“To promote health and happiness through the enjoyment of nature and the world around us” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Appalachian Mountain Cluboutdoors.org HQ: Boston, MA, United StatesReported employees: 201-500 | Boston, MA, United States | 201-500 | Exact match | 378 contacts → |
“The mission of the Appalachian Mountain Club is to foster the protection, enjoyment, and understanding of the outdoors.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Detroit Zoological Societydetroitzoo.org HQ: Royal Oak, MI, United StatesReported employees: 201-500 | Royal Oak, MI, United States | 201-500 | Exact match | 371 contacts → |
“The Detroit Zoological Society (DZS) is a nonprofit organization that operates the Detroit Zoo in Royal Oak, Mich.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | RARErare.org HQ: Arlington, VA, United StatesReported employees: 51-200 | Arlington, VA, United States | 51-200 | Exact match | 368 contacts → |
“Rare is a global leader in driving social change for people and nature.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | SAN Antonio ZOOsazoo.org HQ: San Antonio, United StatesReported employees: 501-1,000 | San Antonio, United States | 501-1,000 | Exact match | 356 contacts → |
“San Antonio Zoo® is a non-profit 501(c)(3) organization committed to securing a future for wildlife.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | IFAWifaw.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 355 contacts → |
“IFAW explores new ways to improve conditions for animals, people, and the place we call home-and we’ve been leading the way for over 50 years.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pheasants Forever And Quail Foreverpheasantsforever.org HQ: St. Paul, MN, United StatesReported employees: 201-500 | St. Paul, MN, United States | 201-500 | Exact match | 337 contacts → |
“Pheasants Forever and Quail Forever make up the nation's largest nonprofit organization dedicated to upland habitat conservation.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Golden Gate National Parks Conservancyparksconservancy.org HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 315 contacts → |
“Since 1981, the Golden Gate National Parks Conservancy (Parks Conservancy) has served as the nonprofit partner of the National Park Service, collaborating with the Presidio Trust…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Whitewaterwhitewater.org HQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 312 contacts → |
“Whitewater is a 501(c)(3) nonprofit and outdoor lifestyle brand that facilitates outdoor access by lowering barriers and inspiring people to get outside.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 303 contacts → |
“Named a USA Top Workplace in 2023** For a century, National Parks Conservation Association has been a powerful independent voice working to strengthen and protect America's…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,126 company matches
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Conservation nonprofits: 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
3,113 records in the displayed employee bands.
13 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 3,126 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 ↗
Conservation nonprofits by metro
- Conservation nonprofits in Washington82
- Conservation nonprofits in New York61
- Conservation nonprofits in Portland51
- Conservation nonprofits in San Francisco43
- Conservation nonprofits in Denver36
- Conservation nonprofits in Seattle35
- Conservation nonprofits in Los Angeles32
- Conservation nonprofits in Atlanta30
- Conservation nonprofits in Austin27
- Conservation nonprofits in San Diego25
Questions about this company list
What does Exact match mean for conservation nonprofits?
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 conservation nonprofits did RevenueBase find based in the United States?
The saved snapshot records 3,126 matching company records, 63,266 tracked contacts and 23,545 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
Conservation nonprofits by geography
- Conservation nonprofits based in Mumbai, India
- Conservation nonprofits based in Atlanta, United States
- Conservation nonprofits based in Austin, United States
- Conservation nonprofits based in Denver, United States
- Conservation nonprofits based in Los Angeles, United States
- Conservation nonprofits based in New York, United States
- Conservation nonprofits based in Portland, United States
- Conservation nonprofits based in San Diego, United States
- Conservation nonprofits based in San Francisco, United States
- Conservation nonprofits based in Seattle, United States
- Conservation nonprofits based in Washington, United States
- Conservation nonprofits based in Argentina
Cite this list
RevenueBase Data Team. Top 25 conservation nonprofits based in the United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/conservation-nonprofits/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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- Conservation nonprofits based in Mumbai, India
- Conservation nonprofits based in Atlanta, United States
- Conservation nonprofits based in Austin, United States
- Conservation nonprofits based in Denver, United States
- Conservation nonprofits based in Los Angeles, United States
- Conservation nonprofits based in New York, United States