Company lists · Data refreshed September 2026
Top 24 Environmental nonprofits based in Boulder, United States
RevenueBase identified 42 company matches for environmental nonprofits associated with Boulder, United States as of September 2026 and tracks 765 professional contacts across them, including 244 with verified work emails. Across the United States, Washington is the largest hub for this category (195 companies); Boulder has 42.
This list covers company matches for environmental nonprofits associated with Boulder, 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 24 largest environmental nonprofits based in Boulder, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 112 contacts → | ||||
Exact match “Leave No Trace is a member-funded 501(c)(3) non-profit organization providing Leave No Trace programs, education, training, and outreach in all 50 states and more than 100…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 95 contacts → | ||||
Exact match “Protect Our Winters is a 501(c)(3) nonprofit that helps passionate outdoor people protect the places and experiences they love from climate change.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 89 contacts → | ||||
Exact match “Global Greengrants Fund believes solutions to environmental harm and social injustice come from people whose lives are most impacted.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 82 contacts → | ||||
Exact match “Western Resource Advocates fights climate change and its impacts to sustain the environment, economy, and people of the West.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 62 contacts → | ||||
Exact match “We are Resource Central: determined to make conservation so simple that you don’t even realize you’re doing it.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 58 contacts → | ||||
Exact match “Eco-Cycle is a 501 (c)(3) non-profit organization committed to finding solutions to climate change through the concepts and practices of Zero Waste.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 48 contacts → | ||||
Exact match “The American Solar Energy Society (ASES) is a 501(c)(3) non-profit that advocates for 100% renewable energy and sustainable living by sharing information, events, and resources to…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 31 contacts → | ||||
Exact match “GreenLatinos is a national non-profit organization that convenes a broad coalition of Latino leaders committed to addressing national, regional and local environmental, natural…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 21 contacts → | ||||
Exact match “River Network grows and strengthens a transformational national network of water, justice, and river advocates.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 20 contacts → | ||||
Exact match “The Pet Sustainability Coalition (PSC) was founded in 2013 as the only independent, not-for-profit organization advancing sustainability in the global pet industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 20 contacts → | ||||
Exact match “WILD expands & empowers global coalitions that defend Earth's life-saving wilderness for a wild and healthy world in which people & nature flourish.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 20 contacts → | ||||
Exact match “Ecoversity is a visionary institution driving education for a regenerative world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “The Inland Ocean Coalition is an inland movement that builds land-to-sea stewardship.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “The PLAY Boulder Foundation supports excellence in parks and recreation by mobilizing community support through education, philanthropy and advocacy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match “Clean Planet Project is a 501(c)(3) nonprofit organization with a mission to enable outdoor conservation and volunteerism in support of a cleaner future for our planet.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “Green Up Our Schools works to ensure that our youngest generations learn the importance of protecting the Earth's resources by reducing, reusing, and recycling.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Turning curiosity into connection.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “Sustainable Materials is dedicated to revolutionizing the way we design spaces by providing eco-friendly, innovative materials that promote sustainability and enhance aesthetics.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Our central base and hearts are in Colorado, where enjoying the outdoors is part of our DNA.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match “We amplify voices, elevate leaders, collaborate with mission-driven companies, funds, and family offices, and we cultivate community alliances to create pathways for planetary -…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Clean Energy Action works to accelerate the transition to a post-fossil-fuel world by: Educating citizens on the impacts of fossil fuel use and on clean energy options Supporting…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Earth Vision Institute (EVI) is a donor-funded organization dedicated to producing and sharing world-class visual stories and rich media content that inspires and educates global…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “We're working to reduce the carbon footprint of US households through developing open-source, green resilient home technologies, championing carbon zero policy changes, educating…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “environmental 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 24 of 42 environmental nonprofits based in Boulder, United States
See the full list, filter by size, metro and specialty, and access 244 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Environmental nonprofits based in Boulder, 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 Boulder, so it is reported there. Company counts and contact totals on this page are exact for Boulder, over 42 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 Boulder, United States whose business descriptions match “environmental 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 244 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.
Environmental nonprofits by metro in the United States
- Environmental nonprofits in Washington195
- Environmental nonprofits in New York194
- Environmental nonprofits in San Francisco126
- Environmental nonprofits in Los Angeles117
- Environmental nonprofits in Portland94
- Environmental nonprofits in Seattle88
- Environmental nonprofits in Atlanta67
- Environmental nonprofits in Denver66
- Environmental nonprofits in Miami58
- Environmental nonprofits in San Diego58
- Environmental nonprofits in Boston55
- Environmental nonprofits in Austin53
- Environmental nonprofits in Chicago50
- Environmental nonprofits in Oakland47
- Environmental nonprofits in Houston44
- Environmental nonprofits in Philadelphia36
- Environmental nonprofits in Minneapolis34
- Environmental nonprofits in Sacramento29
- Environmental nonprofits in Berkeley28
- Environmental nonprofits in Pittsburgh28
- Environmental nonprofits in Richmond27
- Environmental nonprofits in Honolulu26
- Environmental nonprofits in Madison26
- Environmental nonprofits in Raleigh26
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “environmental nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many environmental nonprofits are there based in Boulder, United States?
RevenueBase identified 42 company matches for environmental nonprofits associated with Boulder, 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?
Leave NO Trace 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 environmental nonprofits?
Washington leads the United States with 195 company records, followed by New York (194) and San Francisco (126). Boulder has 42.
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 244 professional contacts with verified work emails tracked across these 42 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 42 environmental nonprofits based in Boulder, United States. Start with a free account, no credit card.
Download this list →Related lists
Environmental nonprofits by geography
- Environmental nonprofits based in Belo Horizonte, Brazil
- Environmental nonprofits based in Curitiba, Brazil
- Environmental nonprofits based in Rio De Janeiro, Brazil
- Environmental nonprofits based in Sao Paulo, Brazil
- Environmental nonprofits based in Montreal, Canada
- Environmental nonprofits based in Ottawa, Canada
- Environmental nonprofits based in Toronto, Canada
- Environmental nonprofits based in Vancouver, Canada
- Environmental nonprofits based in Ahmedabad, India
- Environmental nonprofits based in Bangalore, India
- Environmental nonprofits based in Chennai, India
- Environmental nonprofits based in Mumbai, India
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Environmental nonprofits based in Belo Horizonte, Brazil
- Environmental nonprofits based in Curitiba, Brazil
- Environmental nonprofits based in Rio De Janeiro, Brazil
- Environmental nonprofits based in Sao Paulo, Brazil
- Environmental nonprofits based in Montreal, Canada
- Environmental nonprofits based in Ottawa, Canada
Company intelligence · public preview
Top 24 environmental nonprofits based in Boulder, 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 42 matching company records for environmental nonprofits based in Boulder, United States, with 765 tracked contacts and 244 verified work emails.
This public preview shows 24 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 24 environmental nonprofits based in Boulder, 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 | Leave NO Tracelnt.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 112 contacts → |
“Leave No Trace is a member-funded 501(c)(3) non-profit organization providing Leave No Trace programs, education, training, and outreach in all 50 states and more than 100…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Protect OUR Wintersprotectourwinters.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 95 contacts → |
“Protect Our Winters is a 501(c)(3) nonprofit that helps passionate outdoor people protect the places and experiences they love from climate change.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Global Greengrants Fundgreengrants.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 89 contacts → |
“Global Greengrants Fund believes solutions to environmental harm and social injustice come from people whose lives are most impacted.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Western Resource Advocateswesternresourceadvocates.org HQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 82 contacts → |
“Western Resource Advocates fights climate change and its impacts to sustain the environment, economy, and people of the West.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Resource Centralresourcecentral.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 62 contacts → |
“We are Resource Central: determined to make conservation so simple that you don’t even realize you’re doing it.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Eco-Cycleecocycle.orgHQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 58 contacts → |
“Eco-Cycle is a 501 (c)(3) non-profit organization committed to finding solutions to climate change through the concepts and practices of Zero Waste.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  American Solar Energy Societyases.orgHQ: Boulder, CO, United StatesReported employees: Not recorded | Boulder, CO, United States | Not recorded | Exact match | 48 contacts → |
“The American Solar Energy Society (ASES) is a 501(c)(3) non-profit that advocates for 100% renewable energy and sustainable living by sharing information, events, and resources to…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Greenlatinosgreenlatinos.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 31 contacts → |
“GreenLatinos is a national non-profit organization that convenes a broad coalition of Latino leaders committed to addressing national, regional and local environmental, natural…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | River Networkrivernetwork.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 21 contacts → |
“River Network grows and strengthens a transformational national network of water, justice, and river advocates.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | PET Sustainability Coalitionpetsustainability.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 20 contacts → |
“The Pet Sustainability Coalition (PSC) was founded in 2013 as the only independent, not-for-profit organization advancing sustainability in the global pet industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Wild Foundationwild.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 20 contacts → |
“WILD expands & empowers global coalitions that defend Earth's life-saving wilderness for a wild and healthy world in which people & nature flourish.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Ecoversityecoversity.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 20 contacts → |
“Ecoversity is a visionary institution driving education for a regenerative world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Inland Ocean Coalitioninlandoceancoalition.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 10 contacts → |
“The Inland Ocean Coalition is an inland movement that builds land-to-sea stewardship.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Play Boulder Foundationplayboulder.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 10 contacts → |
“The PLAY Boulder Foundation supports excellence in parks and recreation by mobilizing community support through education, philanthropy and advocacy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Litter Cleanupcleanplanetproject.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 5 contacts → |
“Clean Planet Project is a 501(c)(3) nonprofit organization with a mission to enable outdoor conservation and volunteerism in support of a cleaner future for our planet.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Green UP OUR Schoolsgreenupourschools.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 4 contacts → |
“Green Up Our Schools works to ensure that our youngest generations learn the importance of protecting the Earth's resources by reducing, reusing, and recycling.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Post Pigeon EDUpostpigeonedu.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 3 contacts → |
“Turning curiosity into connection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Sustainable Materialssustainablematerials.com HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Sustainable Materials is dedicated to revolutionizing the way we design spaces by providing eco-friendly, innovative materials that promote sustainability and enhance aesthetics.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Trails Mergetrailsmergecreative.com HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Our central base and hearts are in Colorado, where enjoying the outdoors is part of our DNA.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Y On Earth Communityyonearth.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“We amplify voices, elevate leaders, collaborate with mission-driven companies, funds, and family offices, and we cultivate community alliances to create pathways for planetary -…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Clean Energy Actioncleanenergyaction.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Clean Energy Action works to accelerate the transition to a post-fossil-fuel world by: Educating citizens on the impacts of fossil fuel use and on clean energy options Supporting…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Earth Vision Instituteearthvisioninstitute.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Earth Vision Institute (EVI) is a donor-funded organization dedicated to producing and sharing world-class visual stories and rich media content that inspires and educates global…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Mission Zeromissionzero.io HQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 1 contacts → |
“We're working to reduce the carbon footprint of US households through developing open-source, green resilient home technologies, championing carbon zero policy changes, educating…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Natural Focus Digitalnaturalfocusdigital.com HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 24 of 42 company matches
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Environmental 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
42 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 Boulder, so it is reported there. Company counts and contact totals on this page are exact for Boulder, over 42 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 ↗
Environmental nonprofits by metro in the United States
- Environmental nonprofits in Washington195
- Environmental nonprofits in New York194
- Environmental nonprofits in San Francisco126
- Environmental nonprofits in Los Angeles117
- Environmental nonprofits in Portland94
- Environmental nonprofits in Seattle88
- Environmental nonprofits in Atlanta67
- Environmental nonprofits in Denver66
- Environmental nonprofits in Miami58
- Environmental nonprofits in San Diego58
- Environmental nonprofits in Boston55
- Environmental nonprofits in Austin53
- Environmental nonprofits in Chicago50
- Environmental nonprofits in Oakland47
- Environmental nonprofits in Houston44
- Environmental nonprofits in Philadelphia36
- Environmental nonprofits in Minneapolis34
- Environmental nonprofits in Sacramento29
- Environmental nonprofits in Berkeley28
- Environmental nonprofits in Pittsburgh28
- Environmental nonprofits in Richmond27
- Environmental nonprofits in Honolulu26
- Environmental nonprofits in Madison26
- Environmental nonprofits in Raleigh26
Questions about this company list
What does Exact match mean for environmental 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 environmental nonprofits did RevenueBase find based in Boulder, United States?
The saved snapshot records 42 matching company records, 765 tracked contacts and 244 verified emails. The public preview displays 24 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Environmental nonprofits by geography
- Environmental nonprofits based in Belo Horizonte, Brazil
- Environmental nonprofits based in Curitiba, Brazil
- Environmental nonprofits based in Rio De Janeiro, Brazil
- Environmental nonprofits based in Sao Paulo, Brazil
- Environmental nonprofits based in Montreal, Canada
- Environmental nonprofits based in Ottawa, Canada
- Environmental nonprofits based in Toronto, Canada
- Environmental nonprofits based in Vancouver, Canada
- Environmental nonprofits based in Ahmedabad, India
- Environmental nonprofits based in Bangalore, India
- Environmental nonprofits based in Chennai, India
- Environmental nonprofits based in Mumbai, India
Cite this list
RevenueBase Data Team. Top 24 environmental nonprofits based in Boulder, United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/environmental-nonprofits/united-states/boulder.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Environmental nonprofits based in Belo Horizonte, Brazil
- Environmental nonprofits based in Curitiba, Brazil
- Environmental nonprofits based in Rio De Janeiro, Brazil
- Environmental nonprofits based in Sao Paulo, Brazil
- Environmental nonprofits based in Montreal, Canada
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Company intelligence · public preview
Top 24 environmental nonprofits based in Boulder, United States
RevenueBase records 42 matching company records for environmental nonprofits based in Boulder, United States, with 765 tracked contacts and 244 verified work emails.
This public preview shows 24 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 24 environmental nonprofits based in Boulder, 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 | Leave NO Tracelnt.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 112 contacts → |
“Leave No Trace is a member-funded 501(c)(3) non-profit organization providing Leave No Trace programs, education, training, and outreach in all 50 states and more than 100…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Protect OUR Wintersprotectourwinters.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 95 contacts → |
“Protect Our Winters is a 501(c)(3) nonprofit that helps passionate outdoor people protect the places and experiences they love from climate change.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Global Greengrants Fundgreengrants.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 89 contacts → |
“Global Greengrants Fund believes solutions to environmental harm and social injustice come from people whose lives are most impacted.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Western Resource Advocateswesternresourceadvocates.org HQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 82 contacts → |
“Western Resource Advocates fights climate change and its impacts to sustain the environment, economy, and people of the West.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Resource Centralresourcecentral.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 62 contacts → |
“We are Resource Central: determined to make conservation so simple that you don’t even realize you’re doing it.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Eco-Cycleecocycle.org HQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 58 contacts → |
“Eco-Cycle is a 501 (c)(3) non-profit organization committed to finding solutions to climate change through the concepts and practices of Zero Waste.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | American Solar Energy Societyases.org HQ: Boulder, CO, United StatesReported employees: Not recorded | Boulder, CO, United States | Not recorded | Exact match | 48 contacts → |
“The American Solar Energy Society (ASES) is a 501(c)(3) non-profit that advocates for 100% renewable energy and sustainable living by sharing information, events, and resources to…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Greenlatinosgreenlatinos.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 31 contacts → |
“GreenLatinos is a national non-profit organization that convenes a broad coalition of Latino leaders committed to addressing national, regional and local environmental, natural…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | River Networkrivernetwork.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 21 contacts → |
“River Network grows and strengthens a transformational national network of water, justice, and river advocates.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | PET Sustainability Coalitionpetsustainability.org HQ: Boulder, CO, United StatesReported employees: 11-50 | Boulder, CO, United States | 11-50 | Exact match | 20 contacts → |
“The Pet Sustainability Coalition (PSC) was founded in 2013 as the only independent, not-for-profit organization advancing sustainability in the global pet industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Wild Foundationwild.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 20 contacts → |
“WILD expands & empowers global coalitions that defend Earth's life-saving wilderness for a wild and healthy world in which people & nature flourish.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Ecoversityecoversity.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 20 contacts → |
“Ecoversity is a visionary institution driving education for a regenerative world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Inland Ocean Coalitioninlandoceancoalition.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 10 contacts → |
“The Inland Ocean Coalition is an inland movement that builds land-to-sea stewardship.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Play Boulder Foundationplayboulder.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 10 contacts → |
“The PLAY Boulder Foundation supports excellence in parks and recreation by mobilizing community support through education, philanthropy and advocacy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Litter Cleanupcleanplanetproject.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 5 contacts → |
“Clean Planet Project is a 501(c)(3) nonprofit organization with a mission to enable outdoor conservation and volunteerism in support of a cleaner future for our planet.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Green UP OUR Schoolsgreenupourschools.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 4 contacts → |
“Green Up Our Schools works to ensure that our youngest generations learn the importance of protecting the Earth's resources by reducing, reusing, and recycling.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Post Pigeon EDUpostpigeonedu.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 3 contacts → |
“Turning curiosity into connection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Sustainable Materialssustainablematerials.com HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Sustainable Materials is dedicated to revolutionizing the way we design spaces by providing eco-friendly, innovative materials that promote sustainability and enhance aesthetics.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Trails Mergetrailsmergecreative.com HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Our central base and hearts are in Colorado, where enjoying the outdoors is part of our DNA.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Y On Earth Communityyonearth.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“We amplify voices, elevate leaders, collaborate with mission-driven companies, funds, and family offices, and we cultivate community alliances to create pathways for planetary -…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Clean Energy Actioncleanenergyaction.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Clean Energy Action works to accelerate the transition to a post-fossil-fuel world by: Educating citizens on the impacts of fossil fuel use and on clean energy options Supporting…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Earth Vision Instituteearthvisioninstitute.org HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 2 contacts → |
“Earth Vision Institute (EVI) is a donor-funded organization dedicated to producing and sharing world-class visual stories and rich media content that inspires and educates global…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Mission Zeromissionzero.io HQ: Boulder, CO, United StatesReported employees: 51-200 | Boulder, CO, United States | 51-200 | Exact match | 1 contacts → |
“We're working to reduce the carbon footprint of US households through developing open-source, green resilient home technologies, championing carbon zero policy changes, educating…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Natural Focus Digitalnaturalfocusdigital.com HQ: Boulder, CO, United StatesReported employees: 1-10 | Boulder, CO, United States | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 24 of 42 company matches
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Environmental 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
42 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 Boulder, so it is reported there. Company counts and contact totals on this page are exact for Boulder, over 42 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 ↗
Environmental nonprofits by metro in the United States
- Environmental nonprofits in Washington195
- Environmental nonprofits in New York194
- Environmental nonprofits in San Francisco126
- Environmental nonprofits in Los Angeles117
- Environmental nonprofits in Portland94
- Environmental nonprofits in Seattle88
- Environmental nonprofits in Atlanta67
- Environmental nonprofits in Denver66
- Environmental nonprofits in Miami58
- Environmental nonprofits in San Diego58
- Environmental nonprofits in Boston55
- Environmental nonprofits in Austin53
- Environmental nonprofits in Chicago50
- Environmental nonprofits in Oakland47
- Environmental nonprofits in Houston44
- Environmental nonprofits in Philadelphia36
- Environmental nonprofits in Minneapolis34
- Environmental nonprofits in Sacramento29
- Environmental nonprofits in Berkeley28
- Environmental nonprofits in Pittsburgh28
- Environmental nonprofits in Richmond27
- Environmental nonprofits in Honolulu26
- Environmental nonprofits in Madison26
- Environmental nonprofits in Raleigh26
Questions about this company list
What does Exact match mean for environmental 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 environmental nonprofits did RevenueBase find based in Boulder, United States?
The saved snapshot records 42 matching company records, 765 tracked contacts and 244 verified emails. The public preview displays 24 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.
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Cite this list
RevenueBase Data Team. Top 24 environmental nonprofits based in Boulder, United States. Snapshot: September 19, 2026. https://revenuebase.ai/companies/environmental-nonprofits/united-states/boulder.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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