Company lists · Data refreshed September 2026
Top 16 Non-profit accounting firms based in Switzerland
RevenueBase identified 34 non-profit accounting firms headquartered in Switzerland as of September 2026 and tracks 160 professional contacts across them, including 57 with verified work emails and 3 with mobile numbers. Geneve is the largest hub.
This list covers non-profit accounting firms 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, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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 16 largest non-profit accounting firms based in Switzerland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 23 | ||||
“Die Redi AG Treuhand kann bereits auf eine über 40 jährige Geschichte zurückschauen.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 14 | ||||
“Die Duttweiler Treuhand AG ist Ihre Spezialistin für Buchführungen und Rechnungswesen, Ihre Expertin für Steuerberatungen, Wirtschaftsprüfungen, Unternehmensberatungen und…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 9 | ||||
“We are independent auditors, tax advisors and accountants.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 7 | ||||
“La Fiduciaire de Rive SA est implantée à Genève depuis 1957, au cœur de la Ville, dans le quartier historique des Rues-Basses.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | stiftung.chStrong evidence | 7 | |||
“With many years of experience, stiftung.ch offers the following services to Non-Profits: Consulting: legal and strategic advice in establishing and fusing foundations, tax…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | 5 | ||||
“Treuhand, Wirtschaftsprüfung, Buchhaltung & Unternehmensberatung.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 5 | ||||
“Wir bieten KMU, Non-Profit-Organisationen und Privaten in den Bereichen Wirtschaftsprüfung, Treuhand, Wirtschafts- und Steuerberatung eine umfassende Dienstleistungspalette und…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | 3 | ||||
“HST Treuhand AG ist Spezialistin in Wirtschaftsprüfung - Wirtschaftsberatung -NPO-Finanzen” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | 2 | ||||
“Buchhaltungen, Steuern, Unternehmensberatungen” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | Ettlin Treuhand Revisions AGIndirect evidence | 2 | |||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1 | ||||
“Finanzen, revisionen, buchhaltung & steuern” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | Ribo TreuhandIndirect evidence | 1 | |||
“Buchhaltung, Treuhand, Wirtschaftsberatung, Wirtschaftsprüfung, Revision, Steuerberatung” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1 | ||||
“Wirtschaftsprüfung, Unternehmensberatung und Treuhand (Buchführung, Abschlussberatung und Steuern)!” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | Fiduciaire Simon KohlerIndirect evidence | 1 | |||
“Description de lentreprise et de ses prestations” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1 | ||||
“La Fiduciaire JR Sàrl est une entreprise basée dans le centre de Genève et active depuis octobre 2016.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | Hasler Glur Treuhand AGIndirect evidence | 1 | |||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 16 of 34 non-profit accounting firms based in Switzerland
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Non-profit accounting firms based in Switzerland at a glance
As of Sep 5, 2026Companies by employee count
Verified emails by last verification
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 non-profit accounting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Switzerland whose own description of what they do matches “non-profit accounting firms”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among non-profit accounting firms, 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 an evidence 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, 57 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 5, 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
How many non-profit accounting firms are there based in Switzerland?
RevenueBase identified 34 non-profit accounting firms 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?
Redi AG Treuhand, headquartered in Frauenfeld, tops this list with the largest team on record.
Which city has the most non-profit accounting firms?
Geneve leads with 3 headquartered companies, followed by Lausanne (3) and Chur (2).
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 57 verified decision-maker contacts tracked across these 34 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 5, 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.
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