Company lists · Data refreshed November 2026

Top 25 System audit consulting companies based in Switzerland

RevenueBase identified 62 company matches for system audit consulting companies associated with Switzerland as of November 2026 and tracks 238 professional contacts across them, including 92 with verified work emails. Zurich is the largest hub.

This list covers company matches for system audit consulting companies associated with Switzerland, 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 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
62Companies
238Contacts tracked
92Verified emails
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The 25 largest system audit consulting companies based in Switzerland

Ranked by team size
Top 25 of 62 company matches for system audit consulting companies based in Switzerland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchZürich, SwitzerlandHQ recorded Nov 5, 202651-20034 contacts →

Exact match

“Swiss legal service provider.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchStadtkreis 8 Riesbach, SwitzerlandHQ recorded Nov 5, 202611-5019 contacts →

Exact match

“We have been acknowledged as an independent, flexible and trustworthy consulting firm since 1946.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchZofingen, SwitzerlandHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“We are independent auditors, tax advisors and accountants.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchVersoix | Genève, SwitzerlandHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“Optimiso (by Iskera) apporte des solutions pour tous les projets liés au contrôle interne, aux certifications ISO, à l'organisation interne ou management des risques.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchLugano, SwitzerlandHQ recorded Nov 5, 202611-509 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchWinterthur, SwitzerlandHQ recorded Nov 5, 20261-109 contacts →

Exact match

“Die bprex group ag erbringt professionelle Dienstleistungen hinsichtlich Durchführung von Messungen, Inspektionen, Tests, Audits und Beratungen in sämtlichen Bereichen der…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchLuzern, SwitzerlandHQ recorded Nov 5, 20261-108 contacts →

Exact match

“Die Lufida-Revision stellt Unternehmen aus allen Branchen ihre Dienstleistungen als unabhängiges und flexibles Wirtschaftsprüfungs- und Beratungsunternehmen zur Verfügung.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchGeneva, SwitzerlandHQ recorded Nov 5, 202611-505 contacts →

Exact match

“ASMA Asset Management Audit & Compliance supports clients of all kinds – from the smallest financial intermediary to listed groups.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchSankt Gallen, SwitzerlandHQ recorded Nov 5, 20261-105 contacts →

Exact match

“Wirtschaftsprüfung Unternehmensberatung Steuerberatung Rechnungswesen”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchAarau, SwitzerlandHQ recorded Nov 5, 20261-105 contacts →

Exact match

“Tax The increasing complexity of national and international tax law and the constantly changing economic environment lead to tax risks.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchHeimberg, SwitzerlandHQ recorded Nov 5, 20261-104 contacts →

Exact match

“HST Treuhand AG ist Spezialistin in Wirtschaftsprüfung - Wirtschaftsberatung -NPO-Finanzen”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchCham, SwitzerlandHQ recorded Nov 5, 20261-104 contacts →

Exact match

“Wir behalten den Überblick für Sie und Ihr Unternehmen.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchRomont, SwitzerlandHQ recorded Nov 5, 20261-104 contacts →

Exact match

“ProStep IT Services SA est une entreprise de conseil spécialisée dans l'informatique et l'organisation des opérations.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchZunzgen, SwitzerlandHQ recorded Nov 5, 20261-103 contacts →

Exact match

“PEQ GmbH ist ein Prüfungs- und Beratungsunternehmen für im Finanzdienstleistungsbereich tätige Unternehmen.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchSolothurn, SwitzerlandHQ recorded Nov 5, 20261-103 contacts →

Exact match

“Buchführung und Abschlussberatung, Steuer- und Unternehmensberatung sowie Revisionen - wir verknüpfen wo möglich unsere Dienstleistungen mit sinnvollen IT-Lösungen um…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchLe Landeron, SwitzerlandHQ recorded Nov 5, 20261-102 contacts →

Exact match

“CONSEIL - evOrg, expert organisationnel, dynamise votre fonctionnement avec son regard pertinent.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchChiasso, SwitzerlandHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Fideconsul Società di Revisione SA appartiene al gruppo che fa capo a Fiduciaria Mega SA, che - attivo da oltre 50 anni - impiega circa 65 persone nelle sue sedi di Chiasso…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchVevey, SwitzerlandHQ recorded Nov 5, 20261-102 contacts →

Exact match

“HLS & Partner is an Audit and Consulting firm which offers a wide range of financial services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchSuhr, SwitzerlandHQ recorded Nov 5, 20261-102 contacts →

Exact match

“Wir sind eine qualitativ hochstehende Dienstleistungsgesellschaft im Bereich Treuhand, Prüfung und Beratung Qualität: Wir bieten qualitativ hochstehende Dienstleistungen im…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchUster, SwitzerlandHQ recorded Nov 5, 20261-102 contacts →

Exact match

“SITCONS - Strategic IT Consulting and Services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchZurich, SwitzerlandHQ recorded Nov 5, 20261-102 contacts →

Exact match

“We have been in this business for a long time now.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchCorminboeuf, SwitzerlandHQ recorded Nov 5, 20261-102 contacts →

Exact match

“The ICT Audit & Consulting Services We help our customers to solve their toughest problems, thanks to our extensive international experience in public and private sectors.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchZug, SwitzerlandHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Wir sind ein unabhängiges, kompetentes und inhabergeführtes Unternehmen im Bereich Wirtschaftsberatung, Treuhand und Wirtschaftsprüfung.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchMeyrin, SwitzerlandHQ recorded Nov 5, 20261-101 contacts →

Exact match

“Phosym offers IT consulting with high added value.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchZürich, SwitzerlandHQ recorded Nov 5, 20261-101 contacts →

Exact match

“fcs provides advisory and assurance services to corporates and acts as independent board member and sparring partner to boards and executives.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 62 system audit consulting companies based in Switzerland

See the full list, filter by size, metro and specialty, and access 92 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System audit consulting companies based in Switzerland at a glance

As of Nov 5, 2026
38.7%Verified-email coverage
3.8Average contacts per company
1-10Median size (employees)
6.5%Largest-city concentration · Zurich
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
53
11-50
8
51-200
1

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 62 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 Switzerland whose business descriptions match “system audit consulting companies” 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 92 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 5, 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 “system audit consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system audit consulting companies are there based in Switzerland?

RevenueBase identified 62 company matches for system audit consulting companies associated with Switzerland 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?

PWC Switzerland - Legal tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most system audit consulting companies?

Zurich leads with 4 company records, followed by Basel (3) and Zug (3).

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 92 professional contacts with verified work emails tracked across these 62 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 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.