Company lists · Data refreshed September 2026

Top 21 Fossil fuel divestment funds based in the United States

RevenueBase identified 35 fossil fuel divestment funds headquartered in the United States as of September 2026 and tracks 432 professional contacts across them, including 224 with verified work emails. Boston is the largest hub.

This list covers fossil fuel divestment funds headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
35Companies
432Contacts tracked
224Verified emails
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The 21 largest fossil fuel divestment funds based in the United States

Ranked by team size
Top 21 of 35 fossil fuel divestment funds based in the United States, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to fossil fuel divestment funds: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 20, 202651-20093 contacts →

Indirect evidence

“Since 1984, Parnassus Investments has invested differently.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202651-20079 contacts →

Indirect evidence

“Calvert Research and Management is a leader in Responsible Investing.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceBoston, MA, United StatesHQ checked Sep 20, 202611-5077 contacts →

Indirect evidence

“Trillium Asset Management offers investment strategies and services that seek to advance humankind towards a global sustainable economy, a just society, and a better world.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 20, 20261-1028 contacts →

Indirect evidence

“Etho Capital is an active investment manager that generates highly diversified strategies comprised of only the most efficient and sustainable publicly-traded companies.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceDallas, TX, United StatesHQ checked Sep 20, 202611-5015 contacts →

Indirect evidence

“NXG Investment Management is dedicated to providing Next Generation investment strategies to investors seeking long-term growth in companies focused on a clean and sustainable…”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceBoston, MA, United StatesHQ checked Sep 20, 202611-5015 contacts →

Indirect evidence

“Zevin Asset Management is an active investment manager with a 30-year track record of building customized equity and fixed income portfolios for clients who expect both…”

Source: RevenueBase Database · checked Sep 20, 2026
7Strong evidenceBerkeley, United StatesHQ checked Sep 20, 20261-1015 contacts →

Strong evidence

Fossil Free California works to end financial support for climate-damaging fossil fuels and promote a just transition to a low-carbon economy.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceNew York, United StatesHQ checked Sep 20, 202611-5013 contacts →

Indirect evidence

“Electron is a New York based investment advisor with a 17-year track record.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceHouston, TX, United StatesHQ checked Sep 20, 20261-1012 contacts →

Indirect evidence

“EnCap is pursuing investment opportunities created by the global transition to a lower-carbon energy system.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceChicago, NY, United StatesHQ checked Sep 20, 202611-508 contacts →

Indirect evidence

“Ogni Capital Partners is an investment management company with over $60 million USD of assets under management.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Emissions reductions and economic returns do not need to happen in isolation.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceAlbany, CA, United StatesHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“If you're like us, you've struggled to find a way to save for retirement that is climate-friendly and a good investment.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceNiwot, CO, United StatesHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Green Alpha is an asset management firm founded in 2007 on the belief that in order to live and thrive on our planet, we must make an inevitable economic and technological…”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceLake Oswego, OR, United StatesHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Progressive Investment Management is a long-established investment management firm, a leader in environmental investing, and well regarded in the socially responsible investment…”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceSanta Barbara, CA, United StatesHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“Blue Marble Investments has served socially responsible investors since before ESG was a mandate, before it was a buzzword, and long before the rest of the financial world caught…”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceSeattle, WA, United StatesHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“Newground Social Investment manages money for institutions and individuals of means who are principled, proactive, and inspired to make a difference with their investments.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceMiami, FL, United StatesHQ checked Sep 20, 20261-103 contacts →

Indirect evidence

“Founded in 2017, Bellus Ventures is an investment management firm focused on environmental markets.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceOakland, United StatesHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“Inspired by lessons learned in the high-impact investment space, Nia Global Solutions has taken those concepts into the publicly traded markets.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceBrooklyn, NY, United StatesHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“TEC Partners' mission is to meaningfully increase sustainability through every investment we make, building a low-carbon future while sharing the social and financial benefits…”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceFairfax, United StatesHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Building Sustainable investment portfolios.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceSan Rafael, CA, United StatesHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Socially Responsible Investment Management”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 21 of 35 fossil fuel divestment funds based in the United States

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Fossil fuel divestment funds based in the United States at a glance

As of Sep 20, 2026
51.9%Verified-email coverage
12.3Average contacts per company
1-10Median size (employees)
11.4%Largest-city concentration · Boston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
6
51-200
3

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 35 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among fossil fuel divestment funds, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “fossil fuel divestment funds”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names fossil fuel divestment funds), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among fossil fuel divestment funds, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 224 across the full list. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names fossil fuel divestment funds, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many fossil fuel divestment funds are there based in the United States?

RevenueBase identified 35 fossil fuel divestment funds headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Parnassus Investments, headquartered in San Francisco, tops this list with the largest team on record.

Which city has the most fossil fuel divestment funds?

Boston leads with 4 headquartered companies, followed by New York (4) and San Francisco (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 224 verified decision-maker contacts tracked across these 35 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 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 Smart Search, 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.