Company lists · Data refreshed November 2026

Top 25 Clean energy policy advisors worldwide

Name: Clean energy policy advisors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 632 companies tracked

RevenueBase identified 632 company matches for clean energy policy advisors worldwide as of November 2026 and tracks 9,511 professional contacts across them, including 3,301 with verified work emails. Germany is the largest market and Washington the largest hub.

This list covers company matches for clean energy policy advisors worldwide, 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. Country and city lists for clean energy policy advisors follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

632Companies

9,511Contacts tracked

3,301Verified emails

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The 25 largest clean energy policy advisors worldwide

Ranked by team size

Top 25 of 632 company matches for clean energy policy advisors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Powur, PBC	Exact match	San Diego, United StatesHQ recorded Nov 6, 2026	n/a	1,155 contacts →
	Exact match “The Powur Mission: Accelerate the adoption of clean energy worldwide We're empowering our community of homeowners and advisors to thrive in the global shift to sustainable energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Swedish Energy Agency	Exact match	Eskilstuna, SwedenHQ recorded Nov 6, 2026	201-500	533 contacts →
	Exact match “The Swedish Energy Agency is a Swedish government Agency and works for the use of renewable energy, improved technologies, a smarter end-use of energy, and mitigation of climate…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	TRIO	Exact match	Irvine, MA, United StatesHQ recorded Nov 6, 2026	201-500	393 contacts →
	Exact match “We are Trio – global energy and sustainability advisors.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Center For Energy And Environment	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 6, 2026	51-200	224 contacts →
	Exact match “CEE is a community-based clean energy nonprofit with special expertise in energy efficiency that stretches back 40 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	ECN	Exact match	Petten, NetherlandsHQ recorded Nov 6, 2026	201-500	217 contacts →
	Exact match “A transition to a sustainable energy system is needed.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Nexant	Exact match	Half Moon Bay, CA, United StatesHQ recorded Nov 6, 2026	201-500	194 contacts →
	Exact match “Resource Innovations now combined with Nexant is a substantially woman-owned, woman-led energy consulting firm dedicated to creating equal access to clean resources through…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Clean AIR Task Force	Exact match	Boston, MA, United StatesHQ recorded Nov 6, 2026	51-200	187 contacts →
	Exact match “CATF advocates for the change in technologies and policies needed to get to a zero-emissions, high-energy planet at an affordable cost.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Energy And Environmental Economics, INC	Exact match	San Francisco, AB, United StatesHQ recorded Nov 6, 2026	51-200	167 contacts →
	Exact match “Energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Centre DE Développement DES Energies Renouvelables	Exact match	Algiers, AlgeriaHQ recorded Nov 6, 2026	201-500	116 contacts →
	Exact match “The Renewable Energy Development Centre or "Centre de Développement des Energies Renouvelables"(CDER ) is a government-funded research institution, under the administrative…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	FFE	Exact match	Munich, GermanyHQ recorded Nov 6, 2026	51-200	108 contacts →
	Exact match “We empower people to shape a sustainable energy system.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	EMBER	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	97 contacts →
	Exact match “Global energy think tank accelerating the clean energy transition with data and policy” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Pure Energy	Exact match	Düsseldorf, GermanyHQ recorded Nov 6, 2026	51-200	95 contacts →
	Exact match “Pure Energy is a private clean-tech organization focusing on commercial optimization of renewable & BESS assets, energy trading, origination, and "hands-on" advisory services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	The American Council For An Energy-Efficient Economy Aceee	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	51-200	94 contacts →
	Exact match “The American Council for an Energy-Efficient Economy a nonprofit research organization, develops policies to reduce energy waste and combat climate change.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Climate Power	Exact match	United StatesHQ recorded Nov 6, 2026	11-50	92 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Alliance For An Energy Efficient Economy Aeee	Exact match	New Delhi, IndiaHQ recorded Nov 6, 2026	51-200	81 contacts →
	Exact match “Alliance for an Energy Efficient Economy is one of the leading organizations in India dedicated to advancing energy efficiency through data-driven and evidence-based policies and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Dunsky Energy Climate Advisors	Exact match	Montreal, ON, CanadaHQ recorded Nov 6, 2026	51-200	76 contacts →
	Exact match “DUNSKY ENERGY + CLIMATE ADVISORS provides top-level research, analysis and strategic counsel in support of our clients’ clean energy and climate goals, with a focus on buildings…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	sanedi.org	Exact match	Johannesburg, South AfricaHQ recorded Nov 6, 2026	51-200	76 contacts →
	Exact match “The South African National Energy Development Institute (Sanedi) was established in 2011 under the National Energy Act, 2008 (Act No.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Clearpath	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	72 contacts →
	Exact match “ClearPath’s mission is to accelerate American innovation to reduce global energy emissions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Synapse Energy Economics	Exact match	Cambridge, MA, United StatesHQ recorded Nov 6, 2026	11-50	65 contacts →
	Exact match “Synapse Energy Economics, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Opinion Dynamics	Exact match	Waltham, MA, United StatesHQ recorded Nov 6, 2026	51-200	60 contacts →
	Exact match “Emerging Questions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Coho, An ERM Group Company	Exact match	Bethesda, MD, United StatesHQ recorded Nov 6, 2026	51-200	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
22	Fresh Energy	Exact match	St. Paul, MN, United StatesHQ recorded Nov 6, 2026	11-50	47 contacts →
	Exact match “Fresh Energy is an independent nonprofit organization working to speed the transition to a clean energy economy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Alliance To Save Energy	Exact match	Washington, DC, United StatesHQ recorded Nov 6, 2026	11-50	46 contacts →
	Exact match “The Alliance to Save Energy provides access to the most influential coalition of bipartisan government, agency, and business leaders in energy efficiency.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Interstate Renewable Energy Council Irec	Exact match	Latham, NY, United StatesHQ recorded Nov 6, 2026	11-50	43 contacts →
	Exact match “IREC is an independent national not-for- profit organization that envisions a world powered by clean sustainable energy, where society's interests are valued and protected.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Institute For European Energy And Climate Policy Foundation Ieecp	Exact match	Amsterdam, NetherlandsHQ recorded Nov 6, 2026	11-50	39 contacts →
	Exact match “The INSTITUTE FOR EUROPEAN ENERGY AND CLIMATE POLICY (IEECP) is a non-for-profit research organisation that brings together some of Europe’s leading interdisciplinary experts on…” 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 “clean energy policy advisors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 632 clean energy policy advisors worldwide

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Clean energy policy advisors worldwide at a glance

As of Nov 6, 2026

34.7%Verified-email coverage

15.0Average contacts per company

1-10Median size (employees)

4.3%Largest-city concentration · Washington

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

392

11-50

171

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for clean energy policy advisors are linked below.
What qualifies: Company records worldwide whose business descriptions match “clean energy policy advisors” 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. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 3,301 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.

Clean energy policy advisors by location

70 lists · largest first

Every Clean energy policy advisors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “clean energy policy advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean energy policy advisors are there worldwide?

RevenueBase identified 632 company matches for clean energy policy advisors worldwide 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?

Powur, PBC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most clean energy policy advisors?

Germany leads with 715 companies, followed by Brazil (661) and the United Kingdom (622). Every clean energy policy advisors list by country and city is linked on this page.

Which city has the most clean energy policy advisors?

Washington leads with 27 company records, followed by London (19) and New York (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,301 professional contacts with verified work emails tracked across these 632 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

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