Company lists · Data refreshed November 2026

Top 25 Rainforest conservation groups based in the United States

RevenueBase identified 142 company matches for rainforest conservation groups associated with the United States as of November 2026 and tracks 10,752 professional contacts across them, including 3,449 with verified work emails. San Francisco is the largest hub.

This list covers company matches for rainforest conservation groups associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
142Companies
10,752Contacts tracked
3,449Verified emails
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The 25 largest rainforest conservation groups based in the United States

Ranked by team size
Top 25 of 142 company matches for rainforest conservation groups based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchArlington, NC, United StatesHQ recorded Nov 6, 20265,001-10,0006,991 contacts →

Exact match

“Air, water, food, shelter, income: nature sustains every aspect of our lives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261,001-5,0001,384 contacts →

Exact match

“Our planet faces many big conservation challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchTucson, AZ, United StatesHQ recorded Nov 6, 202651-200237 contacts →

Exact match

“At the Center for Biological Diversity, we believe that the welfare of human beings is deeply linked to nature, to the existence in our world of a vast diversity of wild animals…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchFalls Church, VA, United StatesHQ recorded Nov 6, 2026n/a182 contacts →

Exact match

“The Amazon Conservation Team® (ACT®) founded in 1996, is a 501(c)(3) nonprofit organization dedicated to preserving South American rainforests and strengthening indigenous and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMenlo Park, CA, United StatesHQ recorded Nov 6, 202651-200164 contacts →

Exact match

“Mongabay.com publishes news and information on tropical forests and related topics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200156 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMurrieta, CA, United StatesHQ recorded Nov 6, 202611-50129 contacts →

Exact match

“Eden: People+Planet is a global 501(c)(3) nonprofit organization focused on landscape restoration and conservation through community partnerships.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWaimea, United StatesHQ recorded Nov 6, 202651-200106 contacts →

Exact match

“Restoring the world's native forests to address climate change, renew biodiverse ecosystems, and support thriving communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202611-5080 contacts →

Exact match

“Health In Harmony’s mission is to reverse tropical rainforest deforestation for planetary health.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5077 contacts →

Exact match

“Founded in 2002, Wildlife Conservation Network (WCN) is dedicated to protecting endangered species and preserving their natural habitats.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Wildlife Alliance’s mission: direct protection for forests and wildlife.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDel Mar, CA, United StatesHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Nature and Culture International conserves biologically diverse landscapes in Latin America, in partnership with local people, for the planet's well-being.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20055 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact matchOakland, CA, United StatesHQ recorded Nov 6, 202611-5053 contacts →

Exact match

“Amazon Watch is a nonprofit organization founded in 1996 to protect the rainforest and advance the rights of indigenous peoples in the Amazon Basin.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWarrenton, VA, United StatesHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“For more than 35 years, Rainforest Trust has not wavered from its mission of preventing deforestation, preserving critical habitat and safeguarding endangered species.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Mighty Earth is a global environmental organization that works to make a lasting difference for the planet and its people with a focus on forests, sustainable agriculture, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Amazon Frontlines was born from the water project ClearWater: a collaboration between four indigenous nationalities and an international support team to provide indigenous…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“We Build Partnerships to Empower Communities, Preserve Rainforests, and Secure Our Planet’s Future Tropical rainforests cover less than 3% of Earth’s surface, yet they are the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWhite River Junction, VT, United StatesHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“The Vermont Center for Ecostudies advances biodiversity conservation through research, monitoring, and community engagement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSt. Paul, MN, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Great River Greening inspires, engages and leads local communities in conserving and caring for the land and water that enrich our lives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOlympia, OR, United StatesHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“Ecostudies Institute is dedicated to the conservation of native species and their ecosystems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchChevy Chase, MD, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Wild Earth Allies’ mission is to protect vital areas of our planet for wildlife and people through local conservation action.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBerkeley, CA, United StatesHQ recorded Nov 6, 20261-1024 contacts →

Exact match

“Seacology is an international environmental nonprofit organization that focuses on saving endangered species, habitats and cultures of islands throughout the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Round River Conservation Studies is an ecological research and education organization whose goal is the formulation and implementation of conservation strategies that conserve and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBerea, KY, United StatesHQ recorded Nov 6, 20261-1016 contacts →

Exact match

“Kentucky Natural Lands Trust (KNLT) is a Berea-based, nationally accredited nonprofit working to protect, connect and restore wildlands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 142 rainforest conservation groups based in the United States

See the full list, filter by size, metro and specialty, and access 3,449 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Rainforest conservation groups based in the United States at a glance

As of Nov 6, 2026
32.1%Verified-email coverage
75.7Average contacts per company
1-10Median size (employees)
6.3%Largest-city concentration · San Francisco
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
87
11-50
41
51-200
9
201-500
2
501-1,000
1
1,001-5,000
1
5,001-10,000
1

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 142 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 “rainforest conservation groups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 3,449 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “rainforest conservation groups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rainforest conservation groups are there based in the United States?

RevenueBase identified 142 company matches for rainforest conservation groups associated with the United States as of November 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 rainforest conservation groups?

San Francisco leads with 9 company records, followed by New York (5) and Washington (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,449 professional contacts with verified work emails tracked across these 142 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 November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.