Treuhand Suisse  www.treuhandsuisse-zh.ch

Swiss Federal Tax Administration  www.estv.admin.ch 

Central Business Names Index  www.zefix.ch

Swiss Tax Conference  www.steuerkonferenz.ch

Commercial Register of the Canton of Zurich  www.hrazh.ch

Cantonal Tax Office, Zurich  www.steueramt.zh.ch

AHV Switzerland  www.ahv.ch

SVA, Social Insurance Institution, Zurich  www.svazurich.ch

Der Schweizer Treuhänder  www.treuhaender.ch

Self-regulatory organisation  www.polyreg.ch
 

SECO - Schweizerische Eidgenossenschaft  SECO - Swiss Confederation
Domiciles of EU companies in Switzerland registered under: www.kmu.admin.ch 

https://www.seco.admin.ch/seco/en/home.html