Company lists · Data refreshed September 2026
Top 25 Conservation nonprofits based in Washington, United States
RevenueBase identified 82 company matches for conservation nonprofits associated with Washington, United States as of September 2026 and tracks 5,564 professional contacts across them, including 1,956 with verified work emails. Across the United States, Washington is the largest hub for this category.
This list covers company matches for conservation nonprofits associated with Washington, 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 Washington, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 | |||||
| 2 | 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 | |||||
| 3 | 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 | |||||
| 4 | 255 contacts → | ||||
Exact match “American Farmland Trust (AFT) began in 1980 after a small group of farmers and conservationists asked an important question: What will happen to the nation's food supply if we…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 252 contacts → | ||||
Exact match “The National Fish and Wildlife Foundation (NFWF) works with partners to foster sustainable and impactful conservation solutions so that people and nature thrive together.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 232 contacts → | ||||
Exact match “The Jane Goodall Institute is a global, community-led conservation organization founded in 1977 that advances the vision and work of Dr.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 227 contacts → | ||||
Exact match “Our ocean is truly awesome-but it is not invincible.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 202 contacts → | ||||
Exact match “Defenders of Wildlife is dedicated to the protection of all native animals and plants in their natural communities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 199 contacts → | ||||
Exact match “The Wilderness Society (TWS) is the leading conservation organization working to protect America’s wild places and public lands for the health of local communities, wildlife, and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 157 contacts → | ||||
Exact match “The National Park Foundation works to protect wildlife and park lands, preserve history and culture, educate and engage youth, and connect people everywhere to the wonder of parks.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 147 contacts → | ||||
Exact match “American Rivers protects wild rivers, restores damaged rivers, and conserves clean water for people and nature.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 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 | |||||
| 13 | 136 contacts → | ||||
Exact match “Founded in 1875, American Forests is the oldest national nonprofit conservation organization in the U.S.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 126 contacts → | ||||
Exact match “EARTHWORKS is a nonprofit organization dedicated to protecting communities and the environment from the impacts of irresponsible mineral and energy development while seeking…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 118 contacts → | ||||
Exact match “The American Forest Foundation (AFF) is a national conservation organization that works to deliver clean water, wildlife habitat, carbon sequestration and storage, and sustainable…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 108 contacts → | ||||
Exact match “The Land Trust Alliance is the voice of the land trust community.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 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 | |||||
| 18 | 76 contacts → | ||||
Exact match “Forest Trends works to conserve forests and other ecosystems through the creation and wide adoption of a range of environmental finance, market, and other payment and incentive…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 70 contacts → | ||||
Exact match “For almost 35 years, the Society for Conservation Biology (SCB) has proudly served as the premier international organization of professionals and students who dedicate their work…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 69 contacts → | ||||
Exact match “Conservation Strategy Fund (CSF) sustains natural ecosystems and human communities through strategies powered by conservation economics.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 55 contacts → | ||||
Exact match “In 1912 Theodore Roosevelt said, “There can be no greater issue than that of conservation in this country.” While in the political arena, he succeeded in making conservation a top…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 55 contacts → | ||||
Exact match “OUR MISSION - The iLCP’s mission is to further environmental and cultural conservation through photography.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 50 contacts → | ||||
Exact match “Amazon Conservation is a 501(c)(3) non-profit organization that unites science, innovation, and community to protect the western Amazon - the greatest wild forest on Earth.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 46 contacts → | ||||
Exact match “The Ocean Foundation is the gathering place for marine conservation donors and conservation entrepreneurs to advance global ocean solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 40 contacts → | ||||
Exact match “Conservation X Labs is creating a new model for conservation, built on the exponential technologies & connectivity, coupled with financial and behavior change innovations, and…” 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 82 conservation nonprofits based in Washington, United States
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Conservation nonprofits based in Washington, United States at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 82 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 Washington, 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 1,956 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 in the United States
- Conservation nonprofits in New York56
- 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 Washington, United States?
RevenueBase identified 82 company matches for conservation nonprofits associated with Washington, 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?
World Wildlife Fund tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most conservation nonprofits?
Washington leads the United States with 82 company records, followed by New York (56) 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 1,956 professional contacts with verified work emails tracked across these 82 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 82 conservation nonprofits based in Washington, 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 Argentina
- Conservation nonprofits based in Australia
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 Washington, 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 82 matching company records for conservation nonprofits based in Washington, United States, with 5,564 tracked contacts and 1,956 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 Washington, 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 | 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. | |||||
| 2 |  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. | |||||
| 3 | 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. | |||||
| 4 |  American Farmland Trustfarmland.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 255 contacts → |
“American Farmland Trust (AFT) began in 1980 after a small group of farmers and conservationists asked an important question: What will happen to the nation's food supply if we…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 252 contacts → |
“The National Fish and Wildlife Foundation (NFWF) works with partners to foster sustainable and impactful conservation solutions so that people and nature thrive together.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | The Jane Goodall Institutejanegoodall.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 232 contacts → |
“The Jane Goodall Institute is a global, community-led conservation organization founded in 1977 that advances the vision and work of Dr.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ocean Conservancyoceanconservancy.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 227 contacts → |
“Our ocean is truly awesome-but it is not invincible.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Defenders Of Wildlifedefenders.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 202 contacts → |
“Defenders of Wildlife is dedicated to the protection of all native animals and plants in their natural communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | The Wilderness Societywilderness.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 199 contacts → |
“The Wilderness Society (TWS) is the leading conservation organization working to protect America’s wild places and public lands for the health of local communities, wildlife, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | National Park Foundationnationalparks.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 157 contacts → |
“The National Park Foundation works to protect wildlife and park lands, preserve history and culture, educate and engage youth, and connect people everywhere to the wonder of parks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  American Riversamericanrivers.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 147 contacts → |
“American Rivers protects wild rivers, restores damaged rivers, and conserves clean water for people and nature.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | 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. | |||||
| 13 |  American Forestsamericanforests.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 136 contacts → |
“Founded in 1875, American Forests is the oldest national nonprofit conservation organization in the U.S.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Earthworksearthworks.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 126 contacts → |
“EARTHWORKS is a nonprofit organization dedicated to protecting communities and the environment from the impacts of irresponsible mineral and energy development while seeking…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  American Forest Foundationforestfoundation.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 118 contacts → |
“The American Forest Foundation (AFF) is a national conservation organization that works to deliver clean water, wildlife habitat, carbon sequestration and storage, and sustainable…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Land Trust Alliancelandtrustalliance.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 108 contacts → |
“The Land Trust Alliance is the voice of the land trust community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 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. | |||||
| 18 | Forest Trends Associationforest-trends.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 76 contacts → |
“Forest Trends works to conserve forests and other ecosystems through the creation and wide adoption of a range of environmental finance, market, and other payment and incentive…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Society For Conservation Biologyconbio.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 70 contacts → |
“For almost 35 years, the Society for Conservation Biology (SCB) has proudly served as the premier international organization of professionals and students who dedicate their work…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Conservation Strategy Fundconservation-strategy.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 69 contacts → |
“Conservation Strategy Fund (CSF) sustains natural ecosystems and human communities through strategies powered by conservation economics.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 55 contacts → |
“In 1912 Theodore Roosevelt said, “There can be no greater issue than that of conservation in this country.” While in the political arena, he succeeded in making conservation a top…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | International League Of Conservation Photographersconservationphotographers.org HQ: Washington, DC, United StatesReported employees: Not recorded | Washington, DC, United States | Not recorded | Exact match | 55 contacts → |
“OUR MISSION - The iLCP’s mission is to further environmental and cultural conservation through photography.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Amazon Conservationamazonconservation.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 50 contacts → |
“Amazon Conservation is a 501(c)(3) non-profit organization that unites science, innovation, and community to protect the western Amazon - the greatest wild forest on Earth.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The Ocean Foundationoceanfdn.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 46 contacts → |
“The Ocean Foundation is the gathering place for marine conservation donors and conservation entrepreneurs to advance global ocean solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Conservation X Labsconservationxlabs.com HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 40 contacts → |
“Conservation X Labs is creating a new model for conservation, built on the exponential technologies & connectivity, coupled with financial and behavior change innovations, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 82 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
82 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 across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 82 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 in the United States
- Conservation nonprofits in New York56
- 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 Washington, United States?
The saved snapshot records 82 matching company records, 5,564 tracked contacts and 1,956 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 Argentina
- Conservation nonprofits based in Australia
Cite this list
RevenueBase Data Team. Top 25 conservation nonprofits based in Washington, United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/conservation-nonprofits/united-states/washington.
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 Washington, United States
RevenueBase records 82 matching company records for conservation nonprofits based in Washington, United States, with 5,564 tracked contacts and 1,956 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 Washington, 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 | 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. | |||||
| 2 | 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. | |||||
| 3 | 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. | |||||
| 4 | American Farmland Trustfarmland.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 255 contacts → |
“American Farmland Trust (AFT) began in 1980 after a small group of farmers and conservationists asked an important question: What will happen to the nation's food supply if we…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 252 contacts → |
“The National Fish and Wildlife Foundation (NFWF) works with partners to foster sustainable and impactful conservation solutions so that people and nature thrive together.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | The Jane Goodall Institutejanegoodall.org HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 232 contacts → |
“The Jane Goodall Institute is a global, community-led conservation organization founded in 1977 that advances the vision and work of Dr.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ocean Conservancyoceanconservancy.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 227 contacts → |
“Our ocean is truly awesome-but it is not invincible.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Defenders Of Wildlifedefenders.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 202 contacts → |
“Defenders of Wildlife is dedicated to the protection of all native animals and plants in their natural communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | The Wilderness Societywilderness.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 199 contacts → |
“The Wilderness Society (TWS) is the leading conservation organization working to protect America’s wild places and public lands for the health of local communities, wildlife, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | National Park Foundationnationalparks.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 157 contacts → |
“The National Park Foundation works to protect wildlife and park lands, preserve history and culture, educate and engage youth, and connect people everywhere to the wonder of parks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | American Riversamericanrivers.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 147 contacts → |
“American Rivers protects wild rivers, restores damaged rivers, and conserves clean water for people and nature.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | 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. | |||||
| 13 | American Forestsamericanforests.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 136 contacts → |
“Founded in 1875, American Forests is the oldest national nonprofit conservation organization in the U.S.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Earthworksearthworks.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 126 contacts → |
“EARTHWORKS is a nonprofit organization dedicated to protecting communities and the environment from the impacts of irresponsible mineral and energy development while seeking…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | American Forest Foundationforestfoundation.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 118 contacts → |
“The American Forest Foundation (AFF) is a national conservation organization that works to deliver clean water, wildlife habitat, carbon sequestration and storage, and sustainable…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Land Trust Alliancelandtrustalliance.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 108 contacts → |
“The Land Trust Alliance is the voice of the land trust community.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 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. | |||||
| 18 | Forest Trends Associationforest-trends.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 76 contacts → |
“Forest Trends works to conserve forests and other ecosystems through the creation and wide adoption of a range of environmental finance, market, and other payment and incentive…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Society For Conservation Biologyconbio.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 70 contacts → |
“For almost 35 years, the Society for Conservation Biology (SCB) has proudly served as the premier international organization of professionals and students who dedicate their work…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Conservation Strategy Fundconservation-strategy.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 69 contacts → |
“Conservation Strategy Fund (CSF) sustains natural ecosystems and human communities through strategies powered by conservation economics.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 55 contacts → |
“In 1912 Theodore Roosevelt said, “There can be no greater issue than that of conservation in this country.” While in the political arena, he succeeded in making conservation a top…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | International League Of Conservation Photographersconservationphotographers.org HQ: Washington, DC, United StatesReported employees: Not recorded | Washington, DC, United States | Not recorded | Exact match | 55 contacts → |
“OUR MISSION - The iLCP’s mission is to further environmental and cultural conservation through photography.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Amazon Conservationamazonconservation.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 50 contacts → |
“Amazon Conservation is a 501(c)(3) non-profit organization that unites science, innovation, and community to protect the western Amazon - the greatest wild forest on Earth.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The Ocean Foundationoceanfdn.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 46 contacts → |
“The Ocean Foundation is the gathering place for marine conservation donors and conservation entrepreneurs to advance global ocean solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Conservation X Labsconservationxlabs.com HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 40 contacts → |
“Conservation X Labs is creating a new model for conservation, built on the exponential technologies & connectivity, coupled with financial and behavior change innovations, and…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 82 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
82 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 across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 82 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 in the United States
- Conservation nonprofits in New York56
- 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 Washington, United States?
The saved snapshot records 82 matching company records, 5,564 tracked contacts and 1,956 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 Argentina
- Conservation nonprofits based in Australia
Cite this list
RevenueBase Data Team. Top 25 conservation nonprofits based in Washington, United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/conservation-nonprofits/united-states/washington.
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