Company lists · Data refreshed September 2026
Top 25 Conservation nonprofits based in Portland, United States
RevenueBase identified 51 company matches for conservation nonprofits associated with Portland, United States as of September 2026 and tracks 699 professional contacts across them, including 355 with verified work emails. Across the United States, Washington is the largest hub for this category (82 companies); Portland has 51.
This list covers company matches for conservation nonprofits associated with Portland, 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 Portland, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 74 contacts → | ||||
Exact match “We are an international nonprofit organization established in 1971, based in Portland, Oregon, with staff located in 16 different states.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 59 contacts → | ||||
Exact match “Oregon wouldn’t be Oregon without Bird Alliance.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 58 contacts → | ||||
Exact match “The Freshwater Trust is focused on using insight to solve problems at the intersection of water and the economy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 46 contacts → | ||||
Exact match “A national nonprofit, BEF empowers businesses to be in balance with the environment through a full suite of environmental products, educational and community engagement programs…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 42 contacts → | ||||
Exact match “Sustainable Northwest forges community-led solutions that benefit nature, people, and local economies.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 40 contacts → | ||||
Exact match “Founded in 1964 in Portland, Oregon, World Forestry Center is a nonprofit dedicated to creating and inspiring champions of sustainable forestry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 28 contacts → | ||||
Exact match “Where Science Meets Civics" Our Mission: FB Environmental is dedicated to practical stewardship of our natural world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 28 contacts → | ||||
Exact match “SOLVE is a statewide, 501(c)(3) nonprofit organization with a mission to bring Oregonians together to improve our environment and build a legacy of stewardship.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 25 contacts → | ||||
Exact match “Keeping the Columbia Gorge wild and beautiful is the core of what we do.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 25 contacts → | ||||
Exact match “Environment Oregon advocates on behalf of its more than members for clean air, clean water, and open space.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 24 contacts → | ||||
Exact match “SOMETIMES TO SAVE A RIVER, YOU HAVE TO BUY IT.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 20 contacts → | ||||
Exact match “Oregon Wild works to protect and restore Oregon’s wildlands, wildlife and waters as an enduring legacy for all Oregonians.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 15 contacts → | ||||
Exact match “Ecology in Classrooms and Outdoors (ECO) is a tax-exempt, non-profit organization dedicated to presenting hands-on, ecology-based enrichment learning opportunities that are an…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 15 contacts → | ||||
Exact match “Portland’s Forest Park is one of the largest urban forests in the United States, with more than 100 species of native trees, 112 species of birds and more than 60 species of…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “Crag Law Center is an environmental nonprofit based in Portland, Oregon that provides free and low cost legal services to conservation groups, grassroots activists, and Tribes…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 14 contacts → | ||||
Exact match “Willamette Partnership is a conservation nonprofit based in Portland, Oregon.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 13 contacts → | ||||
Exact match “OLCV works to protect Oregon's natural legacy, elect pro-environment candidates, and hold our elected officials accountable.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 13 contacts → | ||||
Exact match “Energy and Water Conservation & Sustainability” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 9 contacts → | ||||
Exact match “SEE Turtles protects endangered sea turtles around the world by supporting community-based conservation efforts to protect nesting beaches, promote conservation travel, get…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 9 contacts → | ||||
Exact match “Our Mission The Defend Them All Foundation (DTA) is a 501(c)(3) nonprofit working to secure a better future for all animals and their habitats by preserving the symbiotic…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 9 contacts → | ||||
Exact match “Oregon Parks Forever is a statewide nonprofit organization dedicated to raising funds to enhance the experience of using Oregon's parks & forests.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 8 contacts → | ||||
Exact match “You can call us COLT.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 8 contacts → | ||||
Exact match “Earthrise’s mission is to preserve the environment by providing expert, pro bono legal services for conservation groups, and training highly talented law students through direct…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “The Wetlands Conservancy (TWC) is the only organization in Oregon dedicated to promoting community and private partnerships to permanently protect and conserve Oregon’s greatest…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “MISSION The mission of Friends of Katahdin Woods and Waters is to preserve and protect the outstanding natural beauty, ecological vitality and distinctive cultural resources of…” 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 51 conservation nonprofits based in Portland, United States
See the full list, filter by size, metro and specialty, and access 355 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Conservation nonprofits based in Portland, 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 Portland, so it is reported there. Company counts and contact totals on this page are exact for Portland, over 51 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 Portland, 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 355 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 Washington82
- Conservation nonprofits in New York56
- 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 Portland, United States?
RevenueBase identified 51 company matches for conservation nonprofits associated with Portland, 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?
Xerces Society For Invertebrate Conservation 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 355 professional contacts with verified work emails tracked across these 51 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 51 conservation nonprofits based in Portland, 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 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
- 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 Portland, 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 51 matching company records for conservation nonprofits based in Portland, United States, with 699 tracked contacts and 355 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 Portland, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 74 contacts → |
“We are an international nonprofit organization established in 1971, based in Portland, Oregon, with staff located in 16 different states.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Bird Alliance Of Oregonbirdallianceoregon.org HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 59 contacts → |
“Oregon wouldn’t be Oregon without Bird Alliance.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | The Freshwater Trustthefreshwatertrust.org HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 58 contacts → |
“The Freshwater Trust is focused on using insight to solve problems at the intersection of water and the economy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 46 contacts → |
“A national nonprofit, BEF empowers businesses to be in balance with the environment through a full suite of environmental products, educational and community engagement programs…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Sustainable Northwestsustainablenorthwest.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 42 contacts → |
“Sustainable Northwest forges community-led solutions that benefit nature, people, and local economies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | World Forestry Centerworldforestry.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 40 contacts → |
“Founded in 1964 in Portland, Oregon, World Forestry Center is a nonprofit dedicated to creating and inspiring champions of sustainable forestry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  FB Environmental Associatesfbenvironmental.comHQ: Portland, ME, United StatesReported employees: 11-50 | Portland, ME, United States | 11-50 | Exact match | 28 contacts → |
“Where Science Meets Civics" Our Mission: FB Environmental is dedicated to practical stewardship of our natural world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SOLVEsolveoregon.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 28 contacts → |
“SOLVE is a statewide, 501(c)(3) nonprofit organization with a mission to bring Oregonians together to improve our environment and build a legacy of stewardship.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Friends Of The Columbia Gorgegorgefriends.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 25 contacts → |
“Keeping the Columbia Gorge wild and beautiful is the core of what we do.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Environment Oregonenvironmentoregon.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 25 contacts → |
“Environment Oregon advocates on behalf of its more than members for clean air, clean water, and open space.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Western Rivers Conservancywesternrivers.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 24 contacts → |
“SOMETIMES TO SAVE A RIVER, YOU HAVE TO BUY IT.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Oregon Wildoregonwild.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 20 contacts → |
“Oregon Wild works to protect and restore Oregon’s wildlands, wildlife and waters as an enduring legacy for all Oregonians.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ecology In Classrooms & Outdoors ECOecologyoutdoors.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 15 contacts → |
“Ecology in Classrooms and Outdoors (ECO) is a tax-exempt, non-profit organization dedicated to presenting hands-on, ecology-based enrichment learning opportunities that are an…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Forest Park Conservancyforestparkconservancy.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 15 contacts → |
“Portland’s Forest Park is one of the largest urban forests in the United States, with more than 100 species of native trees, 112 species of birds and more than 60 species of…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Crag LAW Centercrag.orgHQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 14 contacts → |
“Crag Law Center is an environmental nonprofit based in Portland, Oregon that provides free and low cost legal services to conservation groups, grassroots activists, and Tribes…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Willamette Partnershipwillamettepartnership.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 14 contacts → |
“Willamette Partnership is a conservation nonprofit based in Portland, Oregon.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 13 contacts → |
“OLCV works to protect Oregon's natural legacy, elect pro-environment candidates, and hold our elected officials accountable.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Industrial Treatment Of Water LLCitoh2.com HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 13 contacts → |
“Energy and Water Conservation & Sustainability” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | SEE Turtlesseeturtles.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 9 contacts → |
“SEE Turtles protects endangered sea turtles around the world by supporting community-based conservation efforts to protect nesting beaches, promote conservation travel, get…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Defend Them ALLdefendthemall.orgHQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 9 contacts → |
“Our Mission The Defend Them All Foundation (DTA) is a 501(c)(3) nonprofit working to secure a better future for all animals and their habitats by preserving the symbiotic…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Oregon Parks Foreverorparksforever.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 9 contacts → |
“Oregon Parks Forever is a statewide nonprofit organization dedicated to raising funds to enhance the experience of using Oregon's parks & forests.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Coalition Of Oregon Land Trustsoregonlandtrusts.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 8 contacts → |
“You can call us COLT.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Earthrise LAW Centerearthriselaw.orgHQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 8 contacts → |
“Earthrise’s mission is to preserve the environment by providing expert, pro bono legal services for conservation groups, and training highly talented law students through direct…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The Wetlands Conservancywetlandsconservancy.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 8 contacts → |
“The Wetlands Conservancy (TWC) is the only organization in Oregon dedicated to promoting community and private partnerships to permanently protect and conserve Oregon’s greatest…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Friends Of Katahdin Woods And Watersfriendsofkww.org HQ: Portland, ME, United StatesReported employees: 1-10 | Portland, ME, United States | 1-10 | Exact match | 5 contacts → |
“MISSION The mission of Friends of Katahdin Woods and Waters is to preserve and protect the outstanding natural beauty, ecological vitality and distinctive cultural resources of…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 51 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
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
51 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 Portland, so it is reported there. Company counts and contact totals on this page are exact for Portland, over 51 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 Washington82
- Conservation nonprofits in New York56
- 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 Portland, United States?
The saved snapshot records 51 matching company records, 699 tracked contacts and 355 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 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
- Conservation nonprofits based in Australia
Cite this list
RevenueBase Data Team. Top 25 conservation nonprofits based in Portland, United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/conservation-nonprofits/united-states/portland.
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 Portland, United States
RevenueBase records 51 matching company records for conservation nonprofits based in Portland, United States, with 699 tracked contacts and 355 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 Portland, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 74 contacts → |
“We are an international nonprofit organization established in 1971, based in Portland, Oregon, with staff located in 16 different states.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Bird Alliance Of Oregonbirdallianceoregon.org HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 59 contacts → |
“Oregon wouldn’t be Oregon without Bird Alliance.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | The Freshwater Trustthefreshwatertrust.org HQ: Portland, OR, United StatesReported employees: 51-200 | Portland, OR, United States | 51-200 | Exact match | 58 contacts → |
“The Freshwater Trust is focused on using insight to solve problems at the intersection of water and the economy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 46 contacts → |
“A national nonprofit, BEF empowers businesses to be in balance with the environment through a full suite of environmental products, educational and community engagement programs…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Sustainable Northwestsustainablenorthwest.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 42 contacts → |
“Sustainable Northwest forges community-led solutions that benefit nature, people, and local economies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | World Forestry Centerworldforestry.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 40 contacts → |
“Founded in 1964 in Portland, Oregon, World Forestry Center is a nonprofit dedicated to creating and inspiring champions of sustainable forestry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | FB Environmental Associatesfbenvironmental.com HQ: Portland, ME, United StatesReported employees: 11-50 | Portland, ME, United States | 11-50 | Exact match | 28 contacts → |
“Where Science Meets Civics" Our Mission: FB Environmental is dedicated to practical stewardship of our natural world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SOLVEsolveoregon.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 28 contacts → |
“SOLVE is a statewide, 501(c)(3) nonprofit organization with a mission to bring Oregonians together to improve our environment and build a legacy of stewardship.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Friends Of The Columbia Gorgegorgefriends.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 25 contacts → |
“Keeping the Columbia Gorge wild and beautiful is the core of what we do.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Environment Oregonenvironmentoregon.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 25 contacts → |
“Environment Oregon advocates on behalf of its more than members for clean air, clean water, and open space.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Western Rivers Conservancywesternrivers.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 24 contacts → |
“SOMETIMES TO SAVE A RIVER, YOU HAVE TO BUY IT.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Oregon Wildoregonwild.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 20 contacts → |
“Oregon Wild works to protect and restore Oregon’s wildlands, wildlife and waters as an enduring legacy for all Oregonians.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ecology In Classrooms & Outdoors ECOecologyoutdoors.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 15 contacts → |
“Ecology in Classrooms and Outdoors (ECO) is a tax-exempt, non-profit organization dedicated to presenting hands-on, ecology-based enrichment learning opportunities that are an…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Forest Park Conservancyforestparkconservancy.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 15 contacts → |
“Portland’s Forest Park is one of the largest urban forests in the United States, with more than 100 species of native trees, 112 species of birds and more than 60 species of…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Crag LAW Centercrag.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 14 contacts → |
“Crag Law Center is an environmental nonprofit based in Portland, Oregon that provides free and low cost legal services to conservation groups, grassroots activists, and Tribes…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Willamette Partnershipwillamettepartnership.org HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 14 contacts → |
“Willamette Partnership is a conservation nonprofit based in Portland, Oregon.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 13 contacts → |
“OLCV works to protect Oregon's natural legacy, elect pro-environment candidates, and hold our elected officials accountable.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Industrial Treatment Of Water LLCitoh2.com HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 13 contacts → |
“Energy and Water Conservation & Sustainability” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | SEE Turtlesseeturtles.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 9 contacts → |
“SEE Turtles protects endangered sea turtles around the world by supporting community-based conservation efforts to protect nesting beaches, promote conservation travel, get…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Defend Them ALLdefendthemall.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 9 contacts → |
“Our Mission The Defend Them All Foundation (DTA) is a 501(c)(3) nonprofit working to secure a better future for all animals and their habitats by preserving the symbiotic…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Oregon Parks Foreverorparksforever.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 9 contacts → |
“Oregon Parks Forever is a statewide nonprofit organization dedicated to raising funds to enhance the experience of using Oregon's parks & forests.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Coalition Of Oregon Land Trustsoregonlandtrusts.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 8 contacts → |
“You can call us COLT.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Earthrise LAW Centerearthriselaw.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 8 contacts → |
“Earthrise’s mission is to preserve the environment by providing expert, pro bono legal services for conservation groups, and training highly talented law students through direct…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | The Wetlands Conservancywetlandsconservancy.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 8 contacts → |
“The Wetlands Conservancy (TWC) is the only organization in Oregon dedicated to promoting community and private partnerships to permanently protect and conserve Oregon’s greatest…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Friends Of Katahdin Woods And Watersfriendsofkww.org HQ: Portland, ME, United StatesReported employees: 1-10 | Portland, ME, United States | 1-10 | Exact match | 5 contacts → |
“MISSION The mission of Friends of Katahdin Woods and Waters is to preserve and protect the outstanding natural beauty, ecological vitality and distinctive cultural resources of…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 51 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
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
51 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 Portland, so it is reported there. Company counts and contact totals on this page are exact for Portland, over 51 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 Washington82
- Conservation nonprofits in New York56
- 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 Portland, United States?
The saved snapshot records 51 matching company records, 699 tracked contacts and 355 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 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
- Conservation nonprofits based in Australia
Cite this list
RevenueBase Data Team. Top 25 conservation nonprofits based in Portland, United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/conservation-nonprofits/united-states/portland.
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