Born in Graz in 1946.

1969 Law Degree, University of Graz

1970 Diploma, certified Interpreter for the English language, University of Graz

1973 Assumed ownership of tax consultancy firm, established in 1958 by his father

1973 Public appointment as tax consultant by the Austrian Chamber of CPAs and Tax Consultants

1987 Public appointment as CPA

Tasks, activities and memberships:

Lecturer at the University of Graz, Faculty of Law, for 15 years on “The law of the Double Taxation Agreement, case studies”

Guest Professor at the University of Wuhan, China, 1991, 1993 and 1997

Member of the working group for tax law at the Austrian Chamber of CPAs and Tax Consultants

Sworn and certified expert for accounting, banking and the stock market, company valuations, cost accounting, auditing, tax consulting, bookkeeping and financial reporting, for civil and criminal courts in Austria.

Cooperation with the Austrian Federal Ministry of Finance in topics of tax legislation

Member of the international group of legal practitioners Invernomos based in Zug, Switzerland

Specialist author of published works covering tax law and questions regarding the position of court experts in Austria.

Our consultancy firm is part of an international network specialising in tax law.

Areas of expertise:

Our consultancy firm works at every level of accounting, bookkeeping, payroll accounting, annual financial statements, tax returns and management consulting with a particular focus on corporate structuring and fiscal criminal law in Austria.

Dr. Kleiner has worked as a tax expert on several high-profile court cases involving large Austrian banks and investment companies.