We offer individuals and legal entities professional services in the fields of trust, tax, law, accounting, auditing and supervision. Either on an all-round mandate basis or with selected services. We have many years of experience and sound expertise which we keep regularly updated with courses of further education. Long-term and personal client relationships are of key importance to us. Iris A. Heeg founded Heeg Treuhand GmbH on 4 May 2016.

As of 1 January 2021, Iris A. Heeg and Martin Fasser jointly took over Dr. Nabholz Treuhand AG, founded in 1962.