Company lists · Data refreshed September 2026

Top 25 Environmental impact investment firms based in San Francisco, United States

RevenueBase identified 72 company matches for environmental impact investment firms associated with San Francisco, United States as of September 2026 and tracks 889 professional contacts across them, including 405 with verified work emails. Across the United States, New York is the largest hub for this category (162 companies); San Francisco follows with 72.

This list covers company matches for environmental impact investment firms associated with San Francisco, 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 28, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
72Companies
889Contacts tracked
405Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest environmental impact investment firms based in San Francisco, United States

Ranked by team size
Top 25 of 72 company matches for environmental impact investment firms based in San Francisco, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-50100 contacts →

Exact match

“WI Harper Group is a pioneering venture capital firm with over three decades of experience investing in transformative companies that shape the future.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202651-20093 contacts →

Exact match

“Since 1984, Parnassus Investments has invested differently.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5033 contacts →

Exact match

“Veris is an investment advisory firm that applies sustainable and impact investing expertise across public & private markets to help families and mission-driven organizations meet…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5031 contacts →

Exact match

“Improving corporate sustainability, advancing ESG capabilities and building sustainable and impactful investment portfolios earning market rates of return.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5031 contacts →

Exact match

“MCE Social Capital (MCE) is a nonprofit impact investing firm that provides flexible capital to enterprises committed to generating sustainable livelihoods – with a focus on women…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1028 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5026 contacts →

Exact match

“Venture capital for startups reimagining trillion-dollar industries through a world positive lens.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1025 contacts →

Exact match

“The defining renewable energy focused investment management firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5025 contacts →

Exact match

“We believe that investment capital can help meet large-scale global challenges.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5021 contacts →

Exact match

“At One Ventures is a venture capital firm focused on investing in a world where humanity becomes a net positive to nature.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5020 contacts →

Exact match

“Activate Capital is a growth-stage venture capital firm investing in the sustainable, resilient transformation of the global economy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Congruent Ventures is a venture capital firm that seeks to invest in Mobility and Urbanization, Energy Transition, Food and Agriculture, and Sustainable Production and Consumption…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Beneficial Returns is an impact investment manager providing long-term debt financing to social enterprises in Latin America and Southeast Asia.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1015 contacts →

Exact match

“Prelude Ventures invests in and supports early-stage startups with the greatest potential to mitigate climate change.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Segue Sustainable Infrastructure is a principal investment firm providing development capital to renewable energy projects and the infrastructure enabling them.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1013 contacts →

Exact match

“Just Business is an investment firm with a vision to redefine business practices in the global economy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1012 contacts →

Exact match

“We invest in visionary founders building a sustainable future.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1012 contacts →

Exact match

“Earthshot Ventures invests in entrepreneurs solving the toughest climate challenges.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1011 contacts →

Exact match

“The Builders Fund is an impact-focused private equity platform investing in the lower middle market.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-1010 contacts →

Exact match

“We partner with climate-focused founders and early-stage leadership teams to increase access to capital, accelerate growth, and de-risk the pathway to massive impact.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-509 contacts →

Exact match

“The Ecosystem Integrity Fund (“EIF”) is an early growth stage investor in companies contributing to environmental sustainability.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-109 contacts →

Exact match

“Our consultancy aids investment managers and asset owners in understanding and communicating how sustainability issues impact portfolio management, engagement and construction.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202611-509 contacts →

Exact match

“The Sustainable Innovation Council is a San Francisco–based global platform advancing a new investment logic for climate and planetary innovation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-107 contacts →

Exact match

“Radicle Impact is an investment fund that partners with exceptional people to build businesses where financial success create meaningful social change.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261-106 contacts →

Exact match

“Bison Ventures is a venture capital firm that invests in early-stage frontier technology companies focused on creating healthier people and a healthier planet.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 72 environmental impact investment firms based in San Francisco, United States

See the full list, filter by size, metro and specialty, and access 405 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Environmental impact investment firms based in San Francisco, United States at a glance

As of Sep 28, 2026
45.6%Verified-email coverage
12.3Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
49
11-50
21
51-200
2

Email recency for this list is measured across the whole United States list rather than for San Francisco, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 72 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 San Francisco, United States whose business descriptions match “environmental impact investment firms” 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 405 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 28, 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.

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 impact investment firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental impact investment firms are there based in San Francisco, United States?

RevenueBase identified 72 company matches for environmental impact investment firms associated with San Francisco, 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?

WI Harper Group 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 impact investment firms?

New York leads the United States with 162 company records, followed by San Francisco (72) and Washington (36).

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 405 professional contacts with verified work emails tracked across these 72 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 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 72 environmental impact investment firms based in San Francisco, United States. Start with a free account, no credit card.

Download this list →

Related lists

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.