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ABOUT - Quality for over 20 years

Gerhard O. Rettenbacher is a highly accomplished corporate and tax attorney with 20 years of experience in advising stock-listed corporations in front-page multi-jurisdictional M&A, project finance and real estate transactions, in particular in the US, Asia, and Central and Eastern Europe. Gerhard is frequently getting mandated by major clients because of his exceptional transactional and management experience in that region and his business-oriented and pragmatic advice. Until late 2004 Gerhard was a corporate and tax partner of a leading Austrian firm and international network where he headed the tax department and had substantial managing functions in the international corporate and tax practice area groups.

Now he is exclusively advising selected national and international clients.


Construction project in the US

January 2019

A construction project in the US with a nine digit value requires balancing of complex contractual, tax, IP, insurance and commercial issues.

Real estate development

November 2018

Advising the owner of 30 acres of land in a medium size city on development as residential property and subsequent divestment.

Real estate development

August 2018

We design the contracts for the owner, developer and tenants of a large shopping and logistics center outside of Vienna.

Acquisition in USA

May 2018

An Austrian client acquires a US corporation from its European business partner. Due Diligence, contract negotiation and tax issues require complex maneuvers.


Mergers & Acquisitions

Legal, tax and business planning, due diligence, communication with involved parties, drafting of contracts and closing of transaction. In an international context, as is the case frequently, we will coordinate and supervise advice of foreign attorneys and other consultants.


Advice on financing requirements, legal and business parameters, selection of financing partners and cornerstones (term sheet). Drafting of contracts and drawing of financing will be optimized through constructive and time efficient communication with the involved parties.

International tax planning

Analysis, international tax planning, designing and closing of transactions, representation before national and international courts and tax authorities, including in mutual agreement procedures.

European Right

Advising mainly on corporate and tax matters. Representation before courts and other authorities in cases of tax discrimination of foreign investment or other business.


Gerhard Rettenbacher
PhD MBA LL.M. (Tax)

Stoß im Himmel 1/11
A-1010 Vienna, Austria
UID: ATU 43707208

+43 664 456 9388

+43 1 535 1249

Copyright 2024 © Gerhard Rettenbacher