Company lists · Data refreshed September 2026

Top 23 Philanthropic organizations based in Switzerland

RevenueBase identified 83 philanthropic organizations headquartered in Switzerland as of September 2026 and tracks 849 professional contacts across them, including 147 with verified work emails. Geneva is the largest hub.

This list covers philanthropic organizations headquartered in Switzerland, 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
83Companies
849Contacts tracked
147Verified emails
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The 23 largest philanthropic organizations based in Switzerland

Ranked by team size
Top 23 of 83 philanthropic organizations based in Switzerland, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to philanthropic organizations: 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
1Strong evidenceZug, SwitzerlandHQ checked Sep 20, 202651-200115 contacts →

Strong evidence

“Constanter is a private, independent charitable foundation and part of a network of philanthropic organisations set up by the Brenninkmeijer family business owners in service of…”

Source: RevenueBase Database · checked Sep 20, 2026
2Strong evidenceZurich, SwitzerlandHQ checked Sep 20, 202611-5036 contacts →

Strong evidence

“LGT Venture Philanthropy is an independent charitable foundation established by LGT Group Foundation in 2007.”

Source: RevenueBase Database · checked Sep 20, 2026
3Strong evidenceLausanne, SwitzerlandHQ checked Sep 20, 202611-5016 contacts →

Strong evidence

“La Fondation Leenaards est une fondation philanthropique engagée sur l’arc lémanique (Suisse) en faveur du bien commun et du vivre-ensemble.”

Source: RevenueBase Database · checked Sep 20, 2026
4Strong evidenceNyon, SwitzerlandHQ checked Sep 20, 20261-1010 contacts →

Strong evidence

“Impactful philanthropy to advance environmental conservation.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceBern, SwitzerlandHQ checked Sep 20, 20261-108 contacts →

Indirect evidence

“Die Stanley Thomas Johnson Stiftung unterstützt Projekte in den Bereichen Kultur, Bildung, humanitäre Hilfe und Medizinische Forschung.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceRiedikon, SwitzerlandHQ checked Sep 20, 202611-508 contacts →

Indirect evidence

“At Zharity, we love to do good, while having fun and connecting people.”

Source: RevenueBase Database · checked Sep 20, 2026
7Strong evidenceGeneva, SwitzerlandHQ checked Sep 20, 20261-108 contacts →

Strong evidence

“WISE is the expert in high impact philanthropy.”

Source: RevenueBase Database · checked Sep 20, 2026
8Strong evidence6943 Lugano-vezia, SwitzerlandHQ checked Sep 20, 20261-108 contacts →

Strong evidence

“Our Foundation is engaged for a vital philanthropic and nonprofit infrastructure in the Italian-speaking region of Switzerland.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceZurich, SwitzerlandHQ checked Sep 20, 20261-107 contacts →

Indirect evidence

“NGO sind aktiv, wo Staaten und Ökonomien wegschauen.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceZürich, SwitzerlandHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“At CONNOPPO, we are dedicated to fostering a community that unites individuals and businesses with a passion for making a difference.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceSwitzerlandHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Our vision is to leave a better world by supporting underserved communities and individuals, and by protecting the environment for future generations.”

Source: RevenueBase Database · checked Sep 20, 2026
12Strong evidenceGeneve, SwitzerlandHQ checked Sep 20, 20261-105 contacts →

Strong evidence

“Lex International is a philanthropic fund hosted by Swiss Philanthropy Foundation.”

Source: RevenueBase Database · checked Sep 20, 2026
13Strong evidenceChêne-bougeries, SwitzerlandHQ checked Sep 20, 20261-104 contacts →

Strong evidence

“Founded in 2020, The StoryBoard Collective is a philanthropic organisation based in Geneva with a mission to support media for good.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceZurich, SwitzerlandHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“Die Somaha Stiftung unterstützt Menschen in Not, setzt sich ein für eine offene und vielfältige Gesellschaft und engagiert sich für den Schutz der Natur vor Ausbeutung und…”

Source: RevenueBase Database · checked Sep 20, 2026
15Strong evidenceZurich, SwitzerlandHQ checked Sep 20, 20261-103 contacts →

Strong evidence

“The Impact for Breakfast network is an informal network of family offices, foundations, funds, venture philanthropy and intermediary organizations with a common focus on social…”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceZug, SwitzerlandHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“We support international projects in the fields of education, innovation and health.”

Source: RevenueBase Database · checked Sep 20, 2026
17Strong evidenceZurich, SwitzerlandHQ checked Sep 20, 20261-102 contacts →

Strong evidence

“Since 2005, we have accompanied dozens of philanthropists and family offices in their engagements around the world.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceBrugg, SwitzerlandHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“OUR purpose is to create a network that is geared towards the provision of charitable services.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceGeneva, SwitzerlandHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“Our mission is to raise innovative funding for social and environmental goals.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceBasel, SwitzerlandHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“Stiftung Olivenzweig, Basel (OBF) strives to support and strengthen selected ongoing and future initiatives directly promoting human dignity, justice, and peace within the…”

Source: RevenueBase Database · checked Sep 20, 2026
21Strong evidenceBasel, SwitzerlandHQ checked Sep 20, 20261-102 contacts →

Strong evidence

“Philalia offers a range of services to organisations involved in philanthropy abroad with actors in Switzerland.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceGenève, SwitzerlandHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“The aim of the Foundation, both in Switzerland and abroad, is to provide financial support to- Organisations that defend and improve living conditions and provide education for…”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceZurich, SwitzerlandHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Civil Reaction ist ein Verein mit dem Ziel der Unterstützung und Umsetzung von wohltätigen Tätigkeiten in der Schweiz und im Ausland.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 23 of 83 philanthropic organizations based in Switzerland

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Philanthropic organizations based in Switzerland at a glance

As of Sep 20, 2026
17.3%Verified-email coverage
10.2Average contacts per company
1-10Median size (employees)
18.1%Largest-city concentration · Geneva
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
64
11-50
15
51-200
1
501-1,000
1
10001+
2

Email recency for this list is measured worldwide rather than for Switzerland, so it is reported there. Company counts and contact totals on this page are exact for Switzerland, over 83 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 philanthropic organizations, 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 Switzerland whose own description of what they do matches “philanthropic organizations”. 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 philanthropic organizations), 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 philanthropic organizations, and records with no verified work email. Companies headquartered outside Switzerland 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, 147 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 philanthropic organizations, 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 philanthropic organizations are there based in Switzerland?

RevenueBase identified 83 philanthropic organizations headquartered in Switzerland 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?

Constanter, headquartered in Zug, tops this list with the largest team on record.

Which city has the most philanthropic organizations?

Geneva leads with 15 headquartered companies, followed by Zurich (12) and Basel (5).

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 147 verified decision-maker contacts tracked across these 83 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.