Erwin John

Education & qualification

He completed his diploma thesis in 1988 to become a federally certified tax expert and was an individual member of the industry associations EXPERTsuisse and TreuhandSuisse until the end of 2023. He has also been registered as an audit expert with the RAB since 20.11.2009.

Professional experience

Before and during the diploma course, Erwin worked for 10 years as an auditor, tax consultant and fiduciary clerk. He carried out the various mandates independently.

What Erwin appreciates about Häberling Treuhand AG

Erwin is pleased that he is able to pass on his many years of broad experience to customers and employees every day. He is also still curious about new things, true to the motto: “lifelong learning”.

Interests and hobbies

Erwin is a man of pleasure – he loves good food and drink and a fine Habana. To balance things out, he plays tennis and works out at Gymfit. In winter you will find him on the ski slopes early in the morning and in summer on, under or in the water. He is also actively involved in local politics for the FDP and was a long-standing member of the executive committee.