Company lists · Data refreshed November 2026
Top 24 Climate action consultants based in the United States
RevenueBase identified 460 company matches for climate action consultants associated with the United States as of November 2026 and tracks 5,145 professional contacts across them, including 2,420 with verified work emails. New York is the largest hub.
This list covers company matches for climate action consultants associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 24 largest climate action consultants based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 566 contacts → | ||||
Exact match “Organizations come to ACT when a climate target, regulatory requirement, or emissions challenge needs a solution.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 235 contacts → | ||||
Exact match “Founded in 2007, Verra is a global mission-driven nonprofit organization that develops and manages the leading standards for climate and sustainable development.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 152 contacts → | ||||
Exact match “Ecology Action is an award-winning California 501(c)(3) non-profit that’s been inspiring sustainable community actions since 1970.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 151 contacts → | ||||
Exact match “We're a nonprofit headquartered in Madison, WI with an office in Chicago and remote staff across the U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 102 contacts → | ||||
Exact match “EcoEngineers, an LRQA company, is a consulting, auditing, and advisory firm with an exclusive focus on the energy transition and decarbonization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 96 contacts → | ||||
Exact match “At OnePointFive we solve your sustainability focused business challenges by empowering your organization with expert-led solutions, embedded training, and cutting edge tools to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 95 contacts → | ||||
Exact match “ClimeCo is an award-winning leader in decarbonization, empowering global organizations with customized sustainability pathways.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 72 contacts → | ||||
Exact match “Project Drawdown is the world’s leading guide to science-based climate solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 69 contacts → | ||||
Exact match “The Center for Climate and Energy Solutions (C2ES) is an independent, nonpartisan, nonprofit organization working to forge practical solutions to climate change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 68 contacts → | ||||
Exact match “Greenplaces helps businesses turn risk into a competitive advantage.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 68 contacts → | ||||
Exact match “Patch combines technology and carbon markets expertise to help companies build and execute their carbon credit strategies from end to end, channeling capital into critical…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 66 contacts → | ||||
Exact match “We set the standards to measure and manage emissions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 63 contacts → | ||||
Exact match “Sequoia Climate Foundation believes in a world powered by clean energy, where all people are protected by policies that have averted the worst effects of climate change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 63 contacts → | ||||
Exact match “We Mean Business is a global nonprofit coalition working with the world’s most influential businesses to take action on climate change.#FossilToClean Together we catalyze business…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 62 contacts → | ||||
Exact match “Sage ATC Environmental Consulting is now Atlas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 61 contacts → | ||||
Exact match “ISC is an international, non-profit organization that works to support communities by creating, implementing, and scaling equitable climate change solutions for communities at the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 57 contacts → | ||||
Exact match “At Spectreco, our ethos revolves around simplicity, speed, sprint, and trust.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 55 contacts → | ||||
Exact match “Coho, an ERM Group company, is a global climate adviser dedicated to helping clients navigate complexity and take ambitious steps on their climate journey.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 55 contacts → | ||||
Exact match “SINAI Technologies Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 54 contacts → | ||||
Exact match “Altura is a new breed of engineering consulting firm, delivering everything it takes to guide owners to realizing climate and carbon goals by improving energy, environmental, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 44 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 41 contacts → | ||||
Exact match “Urban Green Council's mission is to decarbonize buildings for healthy and resilient communities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 39 contacts → | ||||
Exact match “The Center for Clean Air Policy (CCAP) supports every step of climate action, from ambition to implementation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 36 contacts → | ||||
Exact match “The Greenhouse Gas Management Institute (GHGMI) was founded in response to the current and future need for qualified greenhouse gas (GHG) professionals.” Recorded in the RevenueBase company graph · Nov 6, 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 “climate action consultants”. 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 460 climate action consultants based in the United States
See the full list, filter by size, metro and specialty, and access 2,420 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Climate action consultants based in the United States at a glance
As of Nov 6, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 460 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “climate action consultants” 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 2,420 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Climate action consultants by metro
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 “climate action consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many climate action consultants are there based in the United States?
RevenueBase identified 460 company matches for climate action consultants associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
ACT Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most climate action consultants?
New York leads with 55 company records, followed by Washington (29) and San Francisco (19).
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 2,420 professional contacts with verified work emails tracked across these 460 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 460 climate action consultants based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Climate action consultants by geography
- Climate action consultants based in Melbourne, Australia
- Climate action consultants based in Sydney, Australia
- Climate action consultants based in Sao Paulo, Brazil
- Climate action consultants based in Toronto, Canada
- Climate action consultants based in Paris, France
- Climate action consultants based in Berlin, Germany
- Climate action consultants based in Amsterdam, Netherlands
- Climate action consultants based in Madrid, Spain
- Climate action consultants based in London, United Kingdom
- Climate action consultants based in New York, United States
- Climate action consultants based in Washington, United States
- Climate action consultants based in Argentina
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Climate action consultants based in Melbourne, Australia
- Climate action consultants based in Sydney, Australia
- Climate action consultants based in Sao Paulo, Brazil
- Climate action consultants based in Toronto, Canada
- Climate action consultants based in Paris, France
- Climate action consultants based in Berlin, Germany
Company intelligence · public preview
Top 24 climate action consultants based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 460 matching company records for climate action consultants based in the United States, with 5,145 tracked contacts and 2,420 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: November 6, 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 climate action consultants based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  ACT Groupbrnw.chHQ: Amsterdam, NY, United StatesReported employees: 501-1,000 | Amsterdam, NY, United States | 501-1,000 | Exact match | 566 contacts → |
“Organizations come to ACT when a climate target, regulatory requirement, or emissions challenge needs a solution.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  VERRAverra.orgHQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 235 contacts → |
“Founded in 2007, Verra is a global mission-driven nonprofit organization that develops and manages the leading standards for climate and sustainable development.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Ecology Actionecoact.orgHQ: Santa Cruz, CA, United StatesReported employees: 51-200 | Santa Cruz, CA, United States | 51-200 | Exact match | 152 contacts → |
“Ecology Action is an award-winning California 501(c)(3) non-profit that’s been inspiring sustainable community actions since 1970.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Slipstreamslipstreaminc.orgHQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 151 contacts → |
“We're a nonprofit headquartered in Madison, WI with an office in Chicago and remote staff across the U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Ecoengineersecoengineers.usHQ: Des Moines, IA, United StatesReported employees: 51-200 | Des Moines, IA, United States | 51-200 | Exact match | 102 contacts → |
“EcoEngineers, an LRQA company, is a consulting, auditing, and advisory firm with an exclusive focus on the energy transition and decarbonization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Onepointfive Opf.Degreeopf.degreeHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 96 contacts → |
“At OnePointFive we solve your sustainability focused business challenges by empowering your organization with expert-led solutions, embedded training, and cutting edge tools to…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Climecoclimeco.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 95 contacts → |
“ClimeCo is an award-winning leader in decarbonization, empowering global organizations with customized sustainability pathways.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Project Drawdowndrawdown.orgHQ: St. Paul, MN, United StatesReported employees: 11-50 | St. Paul, MN, United States | 11-50 | Exact match | 72 contacts → |
“Project Drawdown is the world’s leading guide to science-based climate solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 69 contacts → |
“The Center for Climate and Energy Solutions (C2ES) is an independent, nonpartisan, nonprofit organization working to forge practical solutions to climate change.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Greenplacesgreenplaces.comHQ: Raleigh, NC, United StatesReported employees: 51-200 | Raleigh, NC, United States | 51-200 | Exact match | 68 contacts → |
“Greenplaces helps businesses turn risk into a competitive advantage.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  PATCHpatch.ioHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 68 contacts → |
“Patch combines technology and carbon markets expertise to help companies build and execute their carbon credit strategies from end to end, channeling capital into critical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Greenhouse GAS Protocol GHG Protocolghgprotocol.orgHQ: Washington, DC, United StatesReported employees: 501-1,000 | Washington, DC, United States | 501-1,000 | Exact match | 66 contacts → |
“We set the standards to measure and manage emissions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Sequoia Climate Foundationsequoiaclimate.orgHQ: Irvine, CA, United StatesReported employees: 11-50 | Irvine, CA, United States | 11-50 | Exact match | 63 contacts → |
“Sequoia Climate Foundation believes in a world powered by clean energy, where all people are protected by policies that have averted the worst effects of climate change.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  We Mean Business Coalitionwemeanbusinesscoalition.orgHQ: NY, United StatesReported employees: 11-50 | NY, United States | 11-50 | Exact match | 63 contacts → |
“We Mean Business is a global nonprofit coalition working with the world’s most influential businesses to take action on climate change.#FossilToClean Together we catalyze business…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Sage ATC Environmental Consultingoneatlas.comHQ: Houston, LA, United StatesReported employees: 201-500 | Houston, LA, United States | 201-500 | Exact match | 62 contacts → |
“Sage ATC Environmental Consulting is now Atlas.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Institute For Sustainable Communitiessustain.orgHQ: Montpelier, VT, United StatesReported employees: 51-200 | Montpelier, VT, United States | 51-200 | Exact match | 61 contacts → |
“ISC is an international, non-profit organization that works to support communities by creating, implementing, and scaling equitable climate change solutions for communities at the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Spectrecospectreco.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 57 contacts → |
“At Spectreco, our ethos revolves around simplicity, speed, sprint, and trust.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Coho, An ERM Group Companycohoclimate.comHQ: Bethesda, MD, United StatesReported employees: 51-200 | Bethesda, MD, United States | 51-200 | Exact match | 55 contacts → |
“Coho, an ERM Group company, is a global climate adviser dedicated to helping clients navigate complexity and take ambitious steps on their climate journey.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Sinai Carbon Managementsinai.comHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 55 contacts → |
“SINAI Technologies Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Alturaalturaassociates.comHQ: Newport Beach, CA, United StatesReported employees: 51-200 | Newport Beach, CA, United States | 51-200 | Exact match | 54 contacts → |
“Altura is a new breed of engineering consulting firm, delivering everything it takes to guide owners to realizing climate and carbon goals by improving energy, environmental, and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 44 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Urban Green Councilurbangreencouncil.orgHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 41 contacts → |
“Urban Green Council's mission is to decarbonize buildings for healthy and resilient communities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  CCAPccap.orgHQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 39 contacts → |
“The Center for Clean Air Policy (CCAP) supports every step of climate action, from ambition to implementation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Greenhouse GAS Management Institute Ghgmighginstitute.orgHQ: Seattle, DC, United StatesReported employees: 11-50 | Seattle, DC, United States | 11-50 | Exact match | 36 contacts → |
“The Greenhouse Gas Management Institute (GHGMI) was founded in response to the current and future need for qualified greenhouse gas (GHG) professionals.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 460 company matches
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Climate action consultants: dataset insights
November 6, 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
460 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 460 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: November 6, 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 ↗
Climate action consultants by metro
Questions about this company list
What does Exact match mean for climate action consultants?
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 climate action consultants did RevenueBase find based in the United States?
The saved snapshot records 460 matching company records, 5,145 tracked contacts and 2,420 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: November 6, 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
Climate action consultants by geography
- Climate action consultants based in Melbourne, Australia
- Climate action consultants based in Sydney, Australia
- Climate action consultants based in Sao Paulo, Brazil
- Climate action consultants based in Toronto, Canada
- Climate action consultants based in Paris, France
- Climate action consultants based in Berlin, Germany
- Climate action consultants based in Amsterdam, Netherlands
- Climate action consultants based in Madrid, Spain
- Climate action consultants based in London, United Kingdom
- Climate action consultants based in New York, United States
- Climate action consultants based in Washington, United States
- Climate action consultants based in Argentina
Cite this list
RevenueBase Data Team. Top 24 climate action consultants based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/climate-action-consultants/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Climate action consultants based in Melbourne, Australia
- Climate action consultants based in Sydney, Australia
- Climate action consultants based in Sao Paulo, Brazil
- Climate action consultants based in Toronto, Canada
- Climate action consultants based in Paris, France
- Climate action consultants based in Berlin, Germany
Company intelligence · public preview
Top 24 climate action consultants based in the United States
RevenueBase records 460 matching company records for climate action consultants based in the United States, with 5,145 tracked contacts and 2,420 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: November 6, 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 climate action consultants based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | ACT Groupbrnw.ch HQ: Amsterdam, NY, United StatesReported employees: 501-1,000 | Amsterdam, NY, United States | 501-1,000 | Exact match | 566 contacts → |
“Organizations come to ACT when a climate target, regulatory requirement, or emissions challenge needs a solution.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | VERRAverra.org HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 235 contacts → |
“Founded in 2007, Verra is a global mission-driven nonprofit organization that develops and manages the leading standards for climate and sustainable development.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ecology Actionecoact.org HQ: Santa Cruz, CA, United StatesReported employees: 51-200 | Santa Cruz, CA, United States | 51-200 | Exact match | 152 contacts → |
“Ecology Action is an award-winning California 501(c)(3) non-profit that’s been inspiring sustainable community actions since 1970.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Slipstreamslipstreaminc.org HQ: Madison, WI, United StatesReported employees: 51-200 | Madison, WI, United States | 51-200 | Exact match | 151 contacts → |
“We're a nonprofit headquartered in Madison, WI with an office in Chicago and remote staff across the U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Ecoengineersecoengineers.us HQ: Des Moines, IA, United StatesReported employees: 51-200 | Des Moines, IA, United States | 51-200 | Exact match | 102 contacts → |
“EcoEngineers, an LRQA company, is a consulting, auditing, and advisory firm with an exclusive focus on the energy transition and decarbonization.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Onepointfive Opf.Degreeopf.degree HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 96 contacts → |
“At OnePointFive we solve your sustainability focused business challenges by empowering your organization with expert-led solutions, embedded training, and cutting edge tools to…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Climecoclimeco.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 95 contacts → |
“ClimeCo is an award-winning leader in decarbonization, empowering global organizations with customized sustainability pathways.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Project Drawdowndrawdown.org HQ: St. Paul, MN, United StatesReported employees: 11-50 | St. Paul, MN, United States | 11-50 | Exact match | 72 contacts → |
“Project Drawdown is the world’s leading guide to science-based climate solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 69 contacts → |
“The Center for Climate and Energy Solutions (C2ES) is an independent, nonpartisan, nonprofit organization working to forge practical solutions to climate change.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Greenplacesgreenplaces.com HQ: Raleigh, NC, United StatesReported employees: 51-200 | Raleigh, NC, United States | 51-200 | Exact match | 68 contacts → |
“Greenplaces helps businesses turn risk into a competitive advantage.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | PATCHpatch.io HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 68 contacts → |
“Patch combines technology and carbon markets expertise to help companies build and execute their carbon credit strategies from end to end, channeling capital into critical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Greenhouse GAS Protocol GHG Protocolghgprotocol.org HQ: Washington, DC, United StatesReported employees: 501-1,000 | Washington, DC, United States | 501-1,000 | Exact match | 66 contacts → |
“We set the standards to measure and manage emissions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Sequoia Climate Foundationsequoiaclimate.org HQ: Irvine, CA, United StatesReported employees: 11-50 | Irvine, CA, United States | 11-50 | Exact match | 63 contacts → |
“Sequoia Climate Foundation believes in a world powered by clean energy, where all people are protected by policies that have averted the worst effects of climate change.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | We Mean Business Coalitionwemeanbusinesscoalition.org HQ: NY, United StatesReported employees: 11-50 | NY, United States | 11-50 | Exact match | 63 contacts → |
“We Mean Business is a global nonprofit coalition working with the world’s most influential businesses to take action on climate change.#FossilToClean Together we catalyze business…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sage ATC Environmental Consultingoneatlas.com HQ: Houston, LA, United StatesReported employees: 201-500 | Houston, LA, United States | 201-500 | Exact match | 62 contacts → |
“Sage ATC Environmental Consulting is now Atlas.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Institute For Sustainable Communitiessustain.org HQ: Montpelier, VT, United StatesReported employees: 51-200 | Montpelier, VT, United States | 51-200 | Exact match | 61 contacts → |
“ISC is an international, non-profit organization that works to support communities by creating, implementing, and scaling equitable climate change solutions for communities at the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Spectrecospectreco.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 57 contacts → |
“At Spectreco, our ethos revolves around simplicity, speed, sprint, and trust.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Coho, An ERM Group Companycohoclimate.com HQ: Bethesda, MD, United StatesReported employees: 51-200 | Bethesda, MD, United States | 51-200 | Exact match | 55 contacts → |
“Coho, an ERM Group company, is a global climate adviser dedicated to helping clients navigate complexity and take ambitious steps on their climate journey.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Sinai Carbon Managementsinai.com HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 55 contacts → |
“SINAI Technologies Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Alturaalturaassociates.com HQ: Newport Beach, CA, United StatesReported employees: 51-200 | Newport Beach, CA, United States | 51-200 | Exact match | 54 contacts → |
“Altura is a new breed of engineering consulting firm, delivering everything it takes to guide owners to realizing climate and carbon goals by improving energy, environmental, and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 44 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Urban Green Councilurbangreencouncil.org HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 41 contacts → |
“Urban Green Council's mission is to decarbonize buildings for healthy and resilient communities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | CCAPccap.org HQ: Washington, DC, United StatesReported employees: 11-50 | Washington, DC, United States | 11-50 | Exact match | 39 contacts → |
“The Center for Clean Air Policy (CCAP) supports every step of climate action, from ambition to implementation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Greenhouse GAS Management Institute Ghgmighginstitute.org HQ: Seattle, DC, United StatesReported employees: 11-50 | Seattle, DC, United States | 11-50 | Exact match | 36 contacts → |
“The Greenhouse Gas Management Institute (GHGMI) was founded in response to the current and future need for qualified greenhouse gas (GHG) professionals.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 460 company matches
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Climate action consultants: dataset insights
November 6, 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
460 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 460 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: November 6, 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 ↗
Climate action consultants by metro
Questions about this company list
What does Exact match mean for climate action consultants?
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 climate action consultants did RevenueBase find based in the United States?
The saved snapshot records 460 matching company records, 5,145 tracked contacts and 2,420 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: November 6, 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
Climate action consultants by geography
- Climate action consultants based in Melbourne, Australia
- Climate action consultants based in Sydney, Australia
- Climate action consultants based in Sao Paulo, Brazil
- Climate action consultants based in Toronto, Canada
- Climate action consultants based in Paris, France
- Climate action consultants based in Berlin, Germany
- Climate action consultants based in Amsterdam, Netherlands
- Climate action consultants based in Madrid, Spain
- Climate action consultants based in London, United Kingdom
- Climate action consultants based in New York, United States
- Climate action consultants based in Washington, United States
- Climate action consultants based in Argentina
Cite this list
RevenueBase Data Team. Top 24 climate action consultants based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/climate-action-consultants/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Climate action consultants based in Berlin, Germany