Firm Profile > E+H Eisenberger + Herzog > Vienna, Austria

E+H Eisenberger + Herzog

Banking and finance Tier 2

Eisenberger & Herzog is well-regarded for its financial restructuring knowledge, real estate transactional expertise and public takeover financing work, and frequently acts as lead counsel and also local counsel in cooperation with high-profile international law firms. The department, under the joint leadership of Peter Winkler and Marcus Benes, benefits from its seamless cooperation with the firm's insolvency and restructuring team as well as its banking regulatory practice group. Ulrike Sehrschön also specialises in public procurement and regulatory work, Josef Schmidt focuses on capital markets transactions, and Philipp Schrader is an independent lawyer associated with the firm's Vienna office.

Practice head(s):


The team are very good working with both Austrian and cross-border transactions. They understand the expectations of international clients and their requirements. The firm offers a nice blend of very experienced lawyers, a commercial approach and flexible pricing.

Marcus Benes and his team are the go-to team for banking and finance in Austria. Hands-on, pragmatic, smart, and responsive at all times. All levels of seniority are well integrated in the team and work for one goal – the client.

Marcus Benes is outstanding and unique in the Austrian finance and banking law environment. Technically a perfectionist and very well connected in a small world enabling the client to realise its transaction seamlessly.‘

Marcus Benes has a wealth of experience in cross-border and other, complicated transactions and is very responsive in his work. He communicates issues well and provides solutions to problems as they arise.

Key clients

Greenstorm Group

Pecik Group

Deutsche Private Equity GmbH

Capital Bank – GRAWE Gruppe AG

Erste Group Bank AG

Brüll Kallmus Bank AG



Raiffeisenlandesbank Oberösterreich Aktiengesellschaft

BAWAG P.S.K. Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft

Commercial, corporate and M&A Tier 2

Eisenberger & Herzog is well-versed in handling international transactions across a multitude of industry sectors, particularly regulated industries including the energy and infrastructure, banking and financial services and telecoms sectors. Peter Winkler and Alric Ofenheimer jointly lead the practice group, which also fields Josef Schmidt and Marco Steiner, who is active in the transport, infrastructure and regulated industries.


The teams’ grasp of the law and ability to influence and drive negotiation of key terms in the transaction.

Very responsive and thorough. Incredibly thoughtful and hard-working. Seamless transaction coverage between the team members.’

Compared to other law firms we know, we can be absolutely sure that all specialists of Eisenberger & Herzog, which are needed for our problem, addressed all aspects and can be dealt with in one appointment. There are thus no delays in troubleshooting and in the past has always resulted in an effective and fast solution.

Peter Winkler and Nidal Karaman’s grasp of the law and ability communicate and influence others are second to none.  They were able to achieve favourable results for us on our transaction and influence the other side to accept our position.

The accessibility and availability of the employees is to be emphasised, also the large experience in the area of corporate law.

Clemens Lanschuetzer – excellent and commercially-minded M&A lawyer who focuses on what’s important.

Michael Strenitz – very knowledgeable and provides great strategic advice.

Key clients

Ronny Pecik Group


Supertreat GmbH


HYPO NOE Leasing GmbH

STRABAG Real Estate GmbH

Styria Medienhaus Lifestyle GmbH & Co KG


Wolters Kuwer

STC SWISS Town Consult AG

Wienerberger AG

Allianz Capital Partners

Wien Energie GmbH

Biocrates Life Science AG

EU and competition Tier 2

Eisenberger & Herzog has an extensive internal investigations and cartel investigations practice, as part of which the firm also represents clients in national and European courts. Sector strengths include retail, pharmaceutical, media and gambling. Merger control and cartel damages proceedings as well as abuse of dominance and cartel cases form team leader Dieter Thalhammer's area of expertise. Judith Feldner is particularly knowledgeable in cartel cases and the coordination of leniency applications, also advising on compliance programmes and internal investigations.

Practice head(s):

Key clients


William Hill

ÖBB group


Deutsche Lufthansa and Austrian Airlines



Volvo Trucks




Insolvency and corporate recovery Tier 2

Eisenberger & Herzog provides an interdisciplinary service and its 'dedicated and hardworking' practice frequently combines with the firm's corporate, M&A, capital markets, restructuring, and finance teams. The team's 'practical, solution-oriented lawyers' frequently represent creditors in Austrian insolvency proceedings. Other areas of expertise for the practice include restructuring of listed bonds and loan enforcement. The group acted for QuadraCir on the restructuring of its financial debt, the sale of its assets, and its liquidation, in a matter worth €1bn. Marcus Benes stands out for his 'great knowledge of the market' and 'exceptional service'. The other key names to note are Michael Strenitz and Peter Winkler.

Practice head(s):


Very dedicated and hardworking team, highly experienced, high-quality expertise. Very client-focused, high commitment to client service. Practical, solution-oriented lawyers.

Marcus Benes and Laurenz Liedermann: great knowledge of the market, provide exceptional service, good grasp of where the market is, very experienced, problem-solving skills, detail-oriented in their approach to legal advice, deliver great service in a timely fashion, able to work under stressful time circumstances.

Key clients

Asamer Holding (renamed QuadraCir)

Scholz Holding GmbH

Megatech Industries AG

BAWAG P.S.K. Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft

Lufthansa AG

Projects and energy Tier 2

The projects and energy team at Eisenberger & Herzog consists of energy and infrastructure specialists from the firm's M&A, finance and regulatory practices. Combining the expertise of several practice groups, the team is able to provide specific industry and market knowledge across a number of areas including conventional power generation, transmission and distribution work, renewable energy issues, oil and gas matters, and large-scale plant engineering and construction mandates. The team, which is jointly led by Marco Steiner and Ulrike Sehrschön, also covers the entire life cycle of energy and infrastructure assets. Tatjana Katalan-Dworak is a key name for public law matters and infrastructure projects.

Key clients

Wien Energie GmbH

Energie Burgenland Windkraft

KELAG (Kärntner Elektrizitswirschafts Aktiengesellschaft)

ILF Consulting Engineers AG

Public procurement Tier 2

The public procurement group at Eisenberger & Herzog acts for public contracting entities and bidders, particularly on industrial infrastructure, complex services, energy and utilities. The team's service offering is enhanced by its collaboration with the firm's real estate practice, for instance in matters concerning PPP projects. Ulrike Sehrschön is involved in tender proceedings, acting for contracting authorities and bidders in regulated sectors including infrastructure, energy and healthcare.  Since publication, Wilhelm Offenbeck has left the firm.

Practice head(s):


‘Ulrike Sehrschön shows a strong focus on the clients individual demands and specific industry knowledge.’ 

‘Ulrike Sehrschön offers a very broad and hands on experience in public procurement matters as well as pragmatic, individual solutions in complex and very specific causes.’

‘Stefanie Vonbank is always very committed and extraordinarily competent in implementation.’

Key clients

Holding Graz – Kommunale Dienstleistungen GmbH

Energie Graz GmbH & Co KG

Wirtschaftskammer Steiermark

Bundesimmobiliengesellschaft m.b.H.

Österreichische Akademie der Wissenschaften

Marktgemeinde Perchtoldsdorf

Wirtschaftskammer Österreich

Administrative law and public sector Tier 3

Eisenberger & Herzog has a core focus on regulated industries, including infrastructure, energy and banking and finance, advising clients on all aspects of public and administrative law. Klagenfurt-based Tatjana Katalan-Dworak advises on road and rail infrastructure, spatial planning and industrial plant operation. Since publication, Georg Eisenberger has left the firm.

Key clients

Stadt Graz

Gemeinde Sölden/Wasserkraft Sölden

Vorarlberger Landes- und Hypothekenbank AG

Almdorf Bauträger GmbH PRP GmbH

Capital markets Tier 3

Led by Peter Winkler, the team at Eisenberger & Herzog advises on the whole spectrum of capital markets matters, including bond issuance, regulations compliance, derivatives, and squeeze-outs of minority shareholders. Testament to its particular focus on advising clients from regulated industries, the firm has added new names including ImmoFonds, Black Pine Capital, and Arvato Payment Solutions to its client roster. Recent highlights include advising the Pecik Group on the €400m sale of the largest share package in Sparkassen Immobilien to Immofinanz. Another key contact is Josef Schmidt.

Practice head(s):

Key clients

FIBA (main shareholder of Best Water Technology Group)

Pecik Group

Capital Bank – GRAWE GRUPPE AG

BAWAG P.S.K: Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft

Kommunalkredit Austria AG

KA Finanz AG


REWE International Finance B.V.

Arvato Payment Solutions GmbH

Black Pine Capital GmbH

Data privacy and data protection Tier 3

The sizeable team at Eisenberger & Herzog has 'a profound knowledge of IT-related legal questions, in particular data protection law'. Practice head Andreas Zellhofer, who 'comes up with practical solutions without losing sight of the essentials', and the 'professional and knowledgeableHelmut Liebel act as local counsel for the entire Microsoft Group in Austria. Other matters include assisting clients with GDPR compliance projects, data subject access requests, handling data breaches and data processing agreements.

Practice head(s):


In my experience, the team has a profound knowledge of IT-related legal questions, in particular data protection law, and a solution-oriented approach at all times. The cooperation has always been very positive and professional.

Andreas Zellhofer is a well-known specialist in IT/IP law who very quickly comes up with practical solutions without losing sight of the essentials.

Helmut Liebel is a proven data protection expert with whom one can exchange opinions about GDPR and cross-border data traffic. Especially in the drafting of data protection contracts, his accurate way of working is evident.

The people at Eisenberger & Herzog were very professional and comfortable to work with. Any questions or inquiries where answered immediately. Even if I had issues or questions late in the evening they took the time to help me.

My main contacts were Helmut Liebel and Alissa Forstner, who were both very professional and knowledgeable.

Key clients

Microsoft Group

Employment Tier 3

Eisenberger & Herzog takes on a broad range of work, including defending employers against claims by unions and works councils; the firm handles collective agreements and disputes after mass redundancies. The small team also deals with M&A work and management and employment contracts. Practice head Dr Jana Eichmeyer advised on employment law issues of a company restructuring after a merger.

Practice head(s):

Key clients

ProSieben Sat.1 PULS 4 GmbH

Austrian Airlines Group

Intellectual property Tier 3

Eisenberger & Herzog's three-partner team, which covers both IP and IT, acts as counsel for high-profile clients including Microsoft, Samsung and Toyota. It takes on both contentious and non-contentious matters, spanning unfair competition proceedings, licensing agreements and IP matters in M&A, among other areas. The practice has handled cross-border trade mark management for Immonfinanz Group, supervising the company's portfolio in the EU and CEE jurisdictions. Andreas Zellhofer heads the team.

Practice head(s):


Very quick answers with comprehensive legal background and understandable. You can trust and rely on Eisenberger & Herzog!

Highly professional, excellent expertise, very easy-going. Furthermore E&H has experts in every division and is responding quickly to every question and issue we have. Never had any problems.

Key clients

Microsoft Group







Wien Energie

Haus der Musik

Real estate Tier 3

Eisenberger & Herzog's 'incredibly thoughtful and hardworking' team stands out for its 'seamless transaction coverage between team members' and it is particularly skilled in dealing with real estate matters which intersect with M&A. 'Commercially-minded M&A lawyer' Clemens Lanschuetzer and 'very knowledgeable' practice head Michael Strenitz advised the major creditors (banks and hedge funds) of the Hemisphere Group on the sale of the entire real estate portfolio of the Kika/Leiner Group in Austria and various CEE countries by Hemisphere to the Signa Group. Alric Ofenheimer is another key contact.


‘Very responsive and thorough. Incredibly thoughtful and hard-working. Seamless transaction coverage between the team members.

Clemens Lanschuetzer: excellent, commercially-minded M&A lawyer who focuses on what’s important.

Michael Strenitz: very knowledgeable and provides great strategic advice.

Key clients

Group of creditors of the Hemisphere Group

HYPO NOE Leasing GmbH

STC Swiss Town Consult AG

Wien Energie GmbH

Energie Burgenland Windkraft GmbH

STRABAG Real Estate GmbH

Vienna International Hotelmanagement AG

Apollo European Principal Finance Fund III

Allianz Capital Partners

TMT Tier 3

Eisenberger & Herzog is the longstanding local counsel to a number of leading multinational corporations in the TMT sector, including Microsoft and Samsung. Led by Andreas Zellhofer, the team has particular expertise in IT matters but also has a focus on media mandates and licensing agreements. A recent highlight saw the team acting as lead counsel for Samsung on a strategic investment in Austrian high-tech company TTTech for autonomous driving.

Practice head(s):


Eisenberfer & Herzog is one of the few law firms in Austria that  really do technology and telecoms work.

Key clients

Microsoft Group




The firm: With exceptional lawyers at its offices in Vienna, Graz and Klagenfurt, E+H Eisenberger + Herzog ranks amongst Austria’s largest law firms. The firm is driven by a team of partners with an international background and practice. Thus, E+H is guided by a spirit of innovation, dedication and creativity. Throughout the lifetime of each project, partners assist their clients personally, ensuring quality, flexibility and efficiency.

With a well-established network of partner law firms all over Europe and strong ties with first-tier business law firms in the US and Asia, E+H has become one of the leading Austrian referral firms and premier addresses for international clients.

Areas of practice
Banking and finance: E+H has established a unique position in the market by its interdisciplinary approach combining the firm’s top-tier corporate/M&A, restructuring and finance practice groups. The firm advises domestic and international banks, financial institutions, funds and other actors in the finance sector, as well as foreign governments.

Capital markets: E+H has a strong practice in debt and equity capital markets transactions. The firm advises on complex bond transactions, regulatory securities law matters and stock exchange listings. Work includes structuring, documentation and rendering legal opinions.

Central and Eastern Europe: providing expert advice on complex cross-border transactions, the CEE region is one of the most important strongholds of E+H’s practice. E+H has gained an excellent reputation in the market for its expertise in this area.

Corporate/M&A: E+H has a strong track record of advising on all aspects in relation to corporate and M&A and is widely recognised for the high-profile transactions entrusted to the firm. Apart from private and public mergers and acquisitions, the firm handles strategic partnerships, joint ventures, auction sales and takeovers of listed companies.

Competition: recognised as one of the leading Austrian law firms in this area, E&H represents clients in numerous cartel and abuse of dominance proceedings pending before the European and Austrian authorities. The firm also regularly advises clients in merger control proceedings at the European and national level. In addition, E&H has particular experience in internal investigations and compliance matters.

Dispute resolution: a well-trained team of experts handles litigations, arbitrations and settlements, ensuring that claims are adequately enforced in and out of court. Further, E+H serves as arbitrator in arbitration cases.

IP/IT: E+H supports clients active in a broad range of industries in effectively protecting their intellectual property, including trade marks, copyright works, software and know-how. The firm also has a specific focus on IT law and new media, and advises clients on complex projects at the interface of competition and IP/IT law.

Procurement law: due to its sector specific knowledge and grasp of clients’ businesses, E+H is a specialist in complex procurement law matters that require creative and innovative integrated solutions. The firm regularly advises clients on tender proceedings, including representation before review bodies, and covers all legal aspects of procurement transactions.

Public law and environment: E+H has a long-standing and well-known public law team with extensive knowledge and experience in all areas of public law, including environmental and planning law, pharmaceutical, energy and data protection law.

Real estate: E+H has a strong track record advising on all legal aspects in relation to real estate transactions and projects. E+H regularly advises on large portfolio transactions, real estate development projects and all types of real estate contracts.

Restructuring and insolvency: unlike any other law firm in Austria, E+H has a track record of successfully advising on restructurings, both as company’s counsel as well as lenders’ counsel. This is the immediate consequence of the firm’s strong position in the areas of corporate/M&A and finance.

Employment: E+H has particular expertise in advising clients in all areas of employment law, including HR matters, compliance and competition law. E+H is also strong in employment-related litigation.

White-Collar Defence: E+H represents clients in criminal investigations and proceedings, any connected civil claims, and (in cooperation with external media consultants) provides media relations support. Furthermore, E+H offers support during raids and prevention measures, such as staff trainings, codes of conduct and crisis communications strategies.

Department Name Email Telephone
Banking and finance Peter EJ Winkler
Banking and finance Marcus Benes
Banking and finance Josef Schmidt
Capital markets Peter EJ Winkler
Capital markets Nidal Karaman
Central and Eastern Europe Michael Strenitz
Corporate/M&A Alric A Ofenheimer
Corporate/M&A Marco Steiner
Corporate/M&A Peter EJ Winkler
Corporate/M&A Nidal Karaman
Corporate/M&A Clemens Lanschützer
Corporate/M&A Josef Schmidt
Competition and antitrust Dieter Thalhammer
Competition and antitrust Andreas Zellhofer
Competition and antitrust Judith Feldner
Dispute resolution Jana Eichmeyer
Employment Jana Eichmeyer
IT, IP and media Andreas Zellhofer
IT, IP and media Helmut Liebel
Public law and environment Ulrike Sehrschön
Public law and environment Tatjana Katalan (née Dworak)
Real estate Alric A Ofenheimer
Real estate Michael Strenitz
Real estate Clemens Lanschützer
Restructuring and insolvency Alric A Ofenheimer
Restructuring and insolvency Marcus Benes
Photo Name Position Profile
Dr Marcus Benes  photo Dr Marcus Benes Marcus Benes is a Partner at E&H’s Vienna office and heads the…
Mag Dr Tatjana Dworak  photo Mag Dr Tatjana Dworak Tatjana Dworak is a partner in our Graz office and heads our…
Dr Jana Eichmeyer  photo Dr Jana Eichmeyer Jana Eichmeyer is a Partner at E+H’s Vienna office and heads the…
Mag Judith Feldner  photo Mag Judith Feldner Judith Feldner is a partner in our Vienna office and a member…
Mag Dr Nidal Karaman  photo Mag Dr Nidal Karaman Nidal Karaman is a partner in our Vienna office. He specializes in…
Mag Dr Clemens Lanschützer  photo Mag Dr Clemens Lanschützer Clemens Lanschützer is a partner in our Vienna office. He is a…
Dr Helmut Liebel  photo Dr Helmut Liebel Helmut Liebel is a partner in our Vienna office and member of…
 Laurenz Liedermann  photo Laurenz Liedermann Partner
Dr Alric Ofenheimer  photo Dr Alric Ofenheimer Alric A. Ofenheimer is a partner and co-head of E+H’s corporate/M& A…
DIPL KFM Josef Schmidt  photo DIPL KFM Josef Schmidt Partner GSK Stockmann Munich
 Ulrike Sehrschön photo Ulrike Sehrschön Ulrike Sehrschön is a partner in our Vienna office where she heads…
Mag Mario Spanyi  photo Mag Mario Spanyi Mario Spanyi is a partner in our Vienna office. He is head…
Mag Marco Steiner  photo Mag Marco Steiner Marco Steiner is a partner in our Vienna office and a member…
Mag Michael Strenitz  photo Mag Michael Strenitz Michael Strenitz is a partner in our Vienna office. He is head…
Dr Dieter Thalhammer  photo Dr Dieter Thalhammer Dieter Thalhammer is a partner in our Vienna office and head of…
Dr Andreas Zellhofer  photo Dr Andreas Zellhofer Andreas Zellhofer is a partner in our Vienna office and head of…
Number of lawyers : 60
at this office : 50
Other offices : Graz
Other offices : Klagenfurt

E+H (Eisenberger + Herzog) is a commercial law firm operating worldwide. With exceptional lawyers in our offices in Vienna, Graz, and Klagenfurt, we combine outstanding legal expertise with in-depth entrepreneurial understanding. E+H is driven by a team of partners with an international background and practice. Our firm is regularly at the table when high-stakes and high-profile transactions related to Austrian markets are involved. 

Our clients 

We have become one of the leading law firms in Austria using our entrepreneurial approach. Both Austrian and international corporations rely on our experience. We represent:  

Trailblazers of Technology 

American Big Tech corporations, including preeminent global software and IT groups 

Notable Financiers 

International banks, investment companies, asset management groups, and high-profile investors 

Titans of Energy 

Upstream oil and gas companies, multinational energy suppliers and infrastructure providers 

Leaders in Transportation 

Aviation, rail, and automotive household names 

Media Moguls 

Media and communication providers, online platforms, as well as TV and broadcasting groups 

A global panoply of business icons 

Top-tier pharma companies, Europe’s foremost water technology group, a prominent global coffeehouse chain, commercial real estate magnates, insurance companies, industrial corporations, infrastructure providers, etc.  

Our team 

Our team consists of the best-qualified and experienced lawyers whose dedication and commitment always follow one goal: to find the best innovative solution for all legal challenges of our clients. We speak a range of languages including English, French, German, Italian, Croatian, Russian, Slovenian, Spanish, and Czech. 

Our network 

Over many years, we have established a sophisticated network of elite international law firms, with whom we collaborate regularly. This allows us to coordinate transactions with a worldwide scope, while providing top-tier advice on our domestic markets.