Markus Metzger worked in various positions in the transport and logistics industry for the first 17 years.
In the following 13 years or so, he worked as a tax expert and partner at a large auditing and consulting firm with worldwide operations. During this time he built up a new branch in Zug and at the same time managed the VAT competence centre of this company.
Throughout this time, lecturing at internal and external courses, training courses and seminars was an important activity (see also under MAM Business GmbH).
As of 01.12.2013 Markus Metzger founded Tax Team AG with headquarters in Cham (ZG) together with Branko Balaban.