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CERHA HEMPEL
Department profile | CERHA HEMPEL
Corporate/M&A

About

Provided by CERHA HEMPEL

CERHA HEMPEL is one of the leading corporate law firms in Central and Eastern Europe with its headquarters in Vienna.

With over 200 lawyers, we offer our clients experience and expertise in all areas of corporate and commercial law, both in Austria and our 6 locations in Central and Eastern Europe.

We focus not only on classic M&A, but also on private equity transactions, and we specialise in resolving complex, often cross-border issues in a practical and commercially-oriented manner.

Due to the diversity of our clients, we have developed particular expertise in public M&A, including takeover law and regulatory compliance under financial markets laws.

Our strategy places a strong emphasis on Central and Eastern Europe (CEE). With our offices located throughout the CEE region, we are well-positioned to assist clients with complex cross-border transactions.

In recent years, the firm has successfully developed multinational Practice Groups that consistently collaborate on cross-border projects.

These groups engage colleagues from all offices to enhance teamwork, thereby improving both the quality and efficiency of the services we deliver.

In 2025 CERHA HEMPEL was named "Law Firm of the Year Austria" by the renowned British specialist publisher, The Lawyer, in recognition of its outstanding and innovative achievements.

Chambers Review

Provided by Chambers

Corporate/M&A - Austria

1
Band 1

What the Team is Known For

CERHA HEMPEL is home to a highly respected team with a proven track record in acting for both buyers and sellers on public and private M&A. The team boasts extensive experience in share acquisitions and offers additional expertise in the area of joint ventures. CERHA HEMPEL advises clients across a range of sectors, including those active in financial services, transport, technology and energy. The law firm also provides advice on venture capital investments. Its strength in cross-border mandates further illustrates CERHA HEMPEL's market position.

Work Highlights

  • CERHA HEMPEL advised OMV on the establishment of the polyolefins company Borouge Group International alongside ADNOC, valued at over USD60 billion.

Strengths

Provided by Chambers

CERHA HEMPEL has truly brilliant lawyers who are also commercially extremely strong and industry experts. They combine such skills in a manner which is unrivalled.

Corporate/M&A respondent
Global

They really know how to deal with complex cross-border issues and are therefore great transaction lawyers in the lead of the deal.

Corporate/M&A respondent
Global

We are always impressed by their in-depth understanding of our industry as well as their knowledge and exceptional dedication to our needs.

Corporate/M&A respondent
Global

The lawyers constantly impress us with the quality of their work and their utmost responsiveness. They are also commercially on top of things and have one of the best M&A teams in the market.

Corporate/M&A respondent
Global

The team simply delivers the best service for us. If matters are very complex then CERHA HEMPEL is the right address.

Corporate/M&A respondent
Global

Notable Practitioners

Provided by Chambers

Albert Birkner
1
Albert Birkner
1
Band 1

Albert Birkner is renowned for his market-leading role in large-scale and often cross-border acquisitions and sales across the banking and technology sectors. He often acts for a number of high-profile private equity companies.

Albert Birkner recognises problems early and is solution-oriented. He also understands the commercial side.

Albert Birkner shows up very well in negotiations. He stands out.

Albert Birkner has a full understanding of the business and tries to find solutions that consider the needs of the company. He has a broader understanding of things.

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Clemens Hasenauer
1
Clemens Hasenauer
1
Band 1

Clemens Hasenauer is widely appreciated for his prowess in handling complex and prominent transactions across Austria, including acquisitions and sales in the energy and technology sectors. He also assists with the dissolution of joint ventures and share acquisitions.

Clemens Hasenauer is a great negotiator who always stays calm in difficult situations and comes up with the right solution. He constantly exceeds expectations in any potential subject.

Clemens Hasenauer is an excellent lawyer and the one to go to if you deal with M&A matters in Austria. He is simply a pleasure to work with and extremely knowledgeable.

We usually come to Clemens Hasenauer with complex questions to which he responds with clear answers, without ifs and buts.

Clemens Hasenauer truly stands out. He is an excellent lawyer and a top negotiator who has the ability to get things done most efficiently because of his vast M&A experience.

Clemens Hasenauer is a great negotiator who seizes opportunities and always finds the best solution. Nobody could have done it better.

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Thomas Trettnak
4
Thomas Trettnak
4
Band 4

Thomas Trettnak is a trusted adviser for transactions in the banking, energy and technology sectors. He holds specialist knowledge in the venture capital and start-up arenas.

I really like Thomas Trettnak. He is super pragmatic, solution-oriented and reliable.

We feel very well advised by Thomas Trettnak on many different matters.

Thomas Trettnak provides great service and is very responsive.

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Nadine Leitner
U
Nadine Leitner
U
Up and Coming

Nadine Leitner is respected for her work assisting clients with cross-border transactions, including the handling of sizeable acquisitions and venture capital mandates. She notably represents companies active in the technology, life sciences and banking sectors.

If the work gets more complex, Nadine Leitner is involved. She is aware of the business side and has a technical understanding of the issues.

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Ranked Lawyers at
CERHA HEMPEL

Provided by Chambers
Filter by
Band

Austria

Corporate/M&A
Albert Birkner
1
Albert Birkner
1
Band 1
View Profile
Clemens Hasenauer
1
Clemens Hasenauer
1
Band 1
View Profile
Thomas Trettnak
4
Thomas Trettnak
4
Band 4
View Profile
Nadine Leitner
U
Nadine Leitner
U
Up and Coming
View Profile