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Fact Sheet Martin Sigel, Treuhandbüro

Core Company Information
Company Name Martin Sigel, Treuhandbüro
UID CHE-101.966.667
Alternative / previous Names -
Domicile Egg
Canton ZH
Legal Form Sole proprietorship
Inscription Date 16.01.2001
FAOA Information
FAOA ID 503397
RAB Permission licensed auditor
FAOA License active (since 15.05.2008)
Link to FAOA website View auditor profile at FAOA
Branch offices (1) Martin Sigel, Treuhandbüro (CHE-393.835.413) in Zürich (ZH)
Membership in Associations -
Number of auditors with permission 1
Auditor Statistics

Average engagement duration: n/a years (max.: n/a years)

Total number of statutory audit engagements: 0 (Ranked #n/a in Switzerland)

Change in number of audit engagements: -1 (since 31.12.2023), -1 (over the last 12 months)

Latest audit engagements
These are this auditor's latest audit engagements.
 
Client Name Client UID Domicile Start Date Type of switch Auditor Branch
Hydrobiologie-Limnologie-Stiftung für Gewässerforschung CHE-101.741.542 Zürich 22.11.2011 First auditor Egg
Künzler AG Küsnacht CHE-105.919.649 Küsnacht (ZH) 09.06.2010 Auditor switch Egg
GU Intermediär AG CHE-100.405.981 Zug 01.09.2008 Auditor switch Egg
Bresco AG CHE-105.976.446 Zürich 15.08.2008 Auditor switch Egg
HAUPTNER BETEILIGUNGEN AG CHE-110.054.877 Weggis 10.04.2003 First auditor Egg
Discontinued audit engagements
The following audit engagements were lost recently, either to a competitor, due to auditor resignation or due to an opting out.
 
Client Name Client UID Domicile End Date Reason Auditor Branch
Künzler AG Küsnacht CHE-105.919.649 Küsnacht (ZH) 30.09.2024 Auditor switch Egg
HAUPTNER BETEILIGUNGEN AG CHE-110.054.877 Weggis 09.10.2017 Opting-out Egg
Hydrobiologie-Limnologie-Stiftung für Gewässerforschung CHE-101.741.542 Zürich 15.04.2016 Auditor switch Egg
GU Intermediär AG CHE-100.405.981 Zug 05.09.2013 Opting-out Egg
Bresco AG CHE-105.976.446 Zürich 12.08.2010 Opting-out Egg