Dr Johannes Aehrenthal > Cerha Hempel > Vienna, Austria > Lawyer Profile

Cerha Hempel

Work Department

Corporate & Commercial


Head of Department Corporate & Commercial
Areas of practice:


Admitted 2001, (Attorney at Law), Austria

Positions: Lecturer on “Europäische Wirtschaft und Unternehmensführung”, subject area Mergers & Acquisitions, Polytechnic College of bfi Vienna.

Johannes Aehrenthal has comprehensive and long-standing experience in advising Austrian and international clients in numerous cross-border M&A and real estate transactions in Austria and the CEE region.

He is advising both industrial investors as well as private equity and venture capital investors, funds and real estate developers.  Furthermore Johannes Aehrenthal advices privat clients, such as industry tycoons in the structuring of their subsidiaries and on the transfer of their wealth to their heirs.


German, English


  • Vienna Bar Association
  • International Bar Association
  • Lex Mundi – The World’s Leading Association of Independent Law Firms


University of Vienna (Mag. iur. 1995, Dr. iur. 1998)
University of Nottingham (LL.M. 1997)

Lawyer Rankings

Austria > Real estate

The ‘very well integrated and highly knowledgeable team‘ at Cerha Hempel is particularly active in the areas of retail and residential real estate. ‘Highly skilled expertManfred Ton headed a team that advised Value One on its joint venture with Nuveen Real Estate to invest €600m in pan-European purpose-built student accommodation. Peter Vcelouch, who heads the team jointly with Johannes Aehrenthal, is acting for retailer Lidl Österreich on an ongoing basis on issues including real estate development projects, real estate acquisitions concerning new shop locations in Austria, and construction law issues. Also recommended are Mark Krenn and counsel Matthias Nödl.

Austria > Projects and energy

Cerha Hempel assists with projects and energy work by leveraging multiple departments throughout the firm. The practice is particularly singled out for its expertise in energy M&A, which is handled by Clemens Hasenauer and Johannes Aehrenthal in the corporate transactions team; in recent highlights, the group advised OMV on its purchase of a stake in an oil refining company and acted on General Electric’s sale of its distributed power business. Public law group head Hans Kristoferitsch leads on regulatory matters and represented the Republic of Austria in several state aid cases. Real estate and construction leader Peter Vcelouch acted for Lidl on several construction projects. Georg Konrad and Thomas Trettnak also contribute to the practice.

Austria > Private client

Cerha Hempel has an established private client practice and is particularly strong suit in trust law. Thanks to its offices throughout the CEE region, the firm is well equipped to handle business matters in jurisdictions including Hungary and Bulgaria. Benedikt Spiegelfeld, is instructed by aristocratic families, charities, churches and universities, and  Albert Birkner, who specialises in foundation law, are the practice heads. Johannes Aehrenthal handles the corporate aspects of private client matters including corporate holdings and subsidiary structuring.