DSC Doralt Seist Csoklich Rechtsanwälte GmbH > Vienna, Austria > Firm Profile

DSC Doralt Seist Csoklich Rechtsanwälte GmbH

Austria > Public procurement Tier 1

DSC Doralt Seist Csoklich Rechtsanwälte GmbH‘s public procurement team operates at an ‘extremely high level,’ assisting city, state and federal authorities with tender proceedings and PPP projects, and representing them in post-bidding reviews and appeals. Under the guidance of ‘leading public procurement expert’ Oliver Sturm, the team handles procurement matters in relation to construction, transport and IT projects among a range of others, with Sturm himself specialising in PPP and construction-related issues. Dominik Zimm, made equity partner in January 2023, has a ‘great comprehension’ of health and public sector procurement.

Practice head(s):

Oliver Sturm

Other key lawyers:


‘Oliver Sturm is one of the leading public procurement experts. He answers inquiries very quickly and his reports are well-founded in terms of content. Dominik Zimm is also very good to work with.’

‘The team performs to an extremely high level and offers excellent knowledge on a wide range of law.’

‘Dominik Zimm carries out every aspect of his work at the highest level. He has excellent communication skills and passion for his job. It is always a great pleasure to collaborate with him! Therefore I will recommend DSC and especially Dr. Zimm for any matter!’

‘Quick to respond and extremely professional. We got great advice and methods that helped with our case.’

‘Dominik Zimm was super easy to work with, he had a great comprehension and knowledge about the issues we were facing and helped immensely.’

‘Very competent team, quick reaction times, good cooperation on our level.’

‘Oliver Sturm and Dominik Zimm are both very competent and they can develop strategies to achieve the desired success.’

‘DSC has a very professional appearance and they clearly show us all possible risks and opportunities.’

Key clients

Oesterreichische Nationalbank

GELDSERVICE AUSTRIA Logistik für Wertgestionierung und Transportkoordination G.m.b.H.

Stadt Wien – Wiener Wohnen Kundenservice GmbH


Land Niederösterreich

Land Salzburg

Bundesministerium für Finanzen

Rosenbauer Österreich Gesellschaft m.b.H.

Universität für Bodenkultur Wien

Universität Wien

Wiener Gesundheitsverbund

Wirtschaftsagentur Wien

Wiener Linien GmbH & Co KG

voestalpine Krems Finaltechnik GmbH

Bundesministerium für Bildung, Wissenschaft und Forschung

Vienna Region Marketing GmbH

Work highlights

  • Advised Wiener Linien on the procurement procedures regarding the construction works for the extension of the U2 and U5 subway lines in Vienna.
  • Assisted the Federal State of Salzburg with several procurement procedures regarding the construction of its new headquarters in the City of Salzburg and the establishment of a museum.
  • Acted for the Ministry of Finance on the  procurement of an IT system regarding the implementation of the new Union Customs Code and another high-value procurement project regarding replacing two core IT systems with one integrated system.

Austria > Real estate Tier 1

Seen as the ‘leader of the pack,’ DSC Doralt Seist Csoklich Rechtsanwälte GmbH acts for globally active real estate investment funds and financial institutions on high value transactions on the Austrian real estate market and wider afield. Furthermore, the practice was able to grow its presence in the forward purchase arena, where it is carving out a greater presence in the country’s residential market. The ‘brilliant’ Wilfried Seist leads the team, combining a thriving transactional practice with litigious real estate matters. Nina Mitterdorfer is often tasked with handling tenancy and developer contract law issues in addition to asset management, while Antonia Rosenauer handles real estate asset and share deals.

Practice head(s):

Wilfried Seist

Other key lawyers:


‘Hands-on approach, professional advice, deal focused, friendly, fast responce time, always available.’

‘Wilfried Seist is brilliant – we enjoy working together. His team is highly dedicated. Our law firm of choice!’

‘The strength of DSC lies in the personal care provided by Wilfried Seist and his comprehensive expertise. His statements are always clearly formulated and focus on the essentials. Dr Seist’s work is always goal-oriented.’

‘Willingness to work hard for a successful deal. Goal-oriented and entrepreneurial-minded. Stand-out lawyers were Wilfried Seist and Nina Mitterdorfer.’

‘This team really plays in the Champions League in the field of real estate. They are diligent, clever and incredibly fast. They excel in every area of real estate, i.e. transactions, litigation and general counselling. We can obtain all our legal advice in this field from one high quality source.’

‘Wilfried Seist knows real estate law, ancillary legal areas and the needs of clients in this field inside out. His understanding of the real estate market is outstanding. We can rely on him entirely, both in complicated transactions as well as litigation.’

‘Nina Mitterdorfer and Antonia Rosenauer have advised us on various transactions in a highly efficient and straight forward manner. Both focus on the important issues and do not waste their time with side issues. Their ever stronger presence further strengthens the practice.’

‘DSC’s real estate practice is the leader of the pack on the Austrian market. The very experienced team brings fresh perspectives and stands out for its transactional capabilities. I especially appreciate their in-depth market insights and economic savvy. What really sets them apart is their client orientation and out of the box, result-driven advice.’

Key clients

Accor Invest Austria Ges. m.b.H.

Akron Real Estate Management GmbH

Bank Austria Real Invest Immobilien- Kapitalanlage GmbH

BNP Paribas

CA Immobilienanlagen AG

ECE Projektmanagement GmbH & Co KG

HRG – Group

LLB Immo Kapitalanlagegesellschaft m.b.H.

Raiffeisen Holding Niederösterreich – Wien Reg GmbH

UniCredit Leasing (Austria) GmbH

Wealthcore S.C.S:, SICAV-RAIF

Work highlights

  • Advised European Impact Property Fund on the acquisition of a portfolio of four logistics properties in Vienna, Lower Austria and Styria.
  • Acted for HRG Group in relation to the development of and future lease agreement for the largest hotel project at Vienna International Airport.

Austria > Banking and finance Tier 3

DSC Doralt Seist Csoklich Rechtsanwälte GmbH‘s team is described as’ a powerhouse of legal talent’ and operates across the whole spectrum of banking work, with notable experience in cross-border financings, litigation, and advice on market entries. The team is jointly steered by Markus Kellner, who is recommended by clients for his ‘deep economic understanding and strategic acumen’, and Christoph Diregger, with both exemplifying the team’s broad practice. Fabian Liebel is another key contact and regularly represents clients before the Austrian Supreme Court as well as the European Court of Justice.

Practice head(s):

Markus Kellner; Christoph Diregger

Other key lawyers:


‘The team is my go-to choice for banking law issues. It consists of highly knowledgeable, academically outstanding experts. Moreover, they understand our economic environment, are proactive, very client focused and highly responsive in all circumstances. In addition, they are very adept in matters involving EU law.’

‘Markus Kellner leaves no stone unturned to secure the best possible outcome for his clients. He is the top-choice lawyer for complex issues, matters with technical difficulties or tricky, unprecedented legal questions. He has a quick grasp and strong comprehension of any situation, is gifted with incredible foresight and very detailed focused while always having the big picture in sight.’

‘The team is a powerhouse of legal talent. Their strengths include a deep understanding of not only the legal intricacies but also the nuanced business aspects of our industry. Their ability to provide commercially sound advice, coupled with their extensive industry knowledge, ensures that they are always a step ahead in addressing our needs.’

‘Markus Kellner’s expertise extends beyond the boundaries of the legal field. His deep economic understanding and strategic acumen make him an invaluable asset in not only resolving legal disputes but also in shaping our long-term business strategy. His dedication to keeping us informed about legal developments and his direct communication style ensure that we are always well-prepared.’

‘The team unites high-level skills on complex matters, is remarkably responsive and able to deliver impeccable results on tight schedules. Based on their extensive experience, they are used to work with international players and understand exactly the key issues of any matter. Further, they are available, truly client focused and understand our priorities.’

‘Markus Kellner a wizard in his field. He knows the banking sector inside out, is extremely knowledgeable and, thus, very clever when it comes to out of the box solutions. He is very meticulous, eloquent and a hard worker. What makes him an invaluable partner is that Kellner understands our business needs, is a gifted strategist and advances our matters efficiently. He is someone whose judgment we can truly trust.’

‘Very good expertise.’

‘What sets Christoph Diregger and his team apart is that he combines premier expertise in both banking & finance as well as corporate and M&A. The team’s advice is legally impeccable and very business savvy, they’re up to date on legal developments.’

Key clients

Bank für Tirol und Vorarlberg AG


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

ERSTE Bank der Österreichischen Sparkasse AG

Österreichische Ärzte- und Apothekerbank AG

Raiffeisen Bank International AG

Raiffeisen Centro Bank AG

S Immo AG

UniCredit Bank Austria AG

Wiener Privatbank SE

Work highlights

  • Represented members of the Austrian banking industry in litigation regarding losses stemming from foreign currency loans following ECJ case law such as Dziubak.
  • Advised several Austrian banks in a precedent-setting ECJ/Austrian Supreme Court case involving lawsuits for the reimbursement of loan processing fees in the case of early loan repayments.
  • Represented around 400 banks in lawsuits by a consumer protection agency regarding credit payment deferrals during the COVID-19 pandemic in a case that went to the Austrian Supreme Court and Austrian Constitutional Court.

Austria > Commercial, corporate and M&A Tier 5

DSC Doralt Seist Csoklich Rechtsanwälte GmbH has established experience with public takeovers as well as post-M&A and shareholder disputes. The ‘extremely refined and clever’ Christoph Diregger advises on a range corporate transactions and is noted for his work in the real estate sector. He heads the team with Christoph Leitgeb, who has a specialism in entertainment, engineering and healthcare matters.

Practice head(s):

Christoph Diregger; Christoph Leitgeb


‘Great combination of academic expertise and practical experience.’

‘The sound and seasoned advice paired with a unique access to other relevant stakeholders.’

‘Christoph Diregger and his team combine premier expertise in both banking & finance, and corporate/M&A. Drawing from years of experience, the team is at home in corporate law and transactions. Their advice is legally impeccable and very business savvy, they’re up-to-date on legal developments.’

‘Christoph Diregger focuses on solutions not problems. Most of all, he is not only legally but also economically extremely refined and clever, always providing deep understanding of the client’s business needs. On a personal level, it is also very pleasant to work with him and his team.’

Key clients

Austria Cards Holding AG

Land Steiermark

FONDS Eiffel Gaz Vert S.L.P.

Management BIOQUADRAT Energie- und Wassertechnik Holding GmbH

A1 Telekom Austria AG


Best Gaming Technology GmbH

BRM Burgenländische Risikokapital Management AG

CA Immobilien Anlagen AG

Kerbler Family Office


ViennaEstate Immobilien AG

Wiener Privatbank SE

Work highlights

  • Advised the federal state of Styria on its €525m acquisition of a 24.9% stake in Energie Steiermark AG from Australian financial investor Macquarie Investments.
  • Advised S IMMO AG as target company on its majority shareholder’s €1bn takeover offer and achieved a significant increase of the offer price.
  • Advised Kerbler Holding AG on its sale of a 9.99% share in Wiener Privatbank SE, a listed Austrian bank and financial services provider.

Legal services to the point. For more than 30 years.
Based in Vienna, Austria, DSC Doralt Seist Csoklich provides 360° services in all legal matters. With more than 30 years of experience, the firm combines highest professional capabilities with unmatched efficiency, legal creativity and absolute solution orientation. No matter how complex an issue: DSC ensures that clients reach their goals.

Full-service law firm
As a full-service law firm, DSC addresses its clients’ concerns and needs from all angles – legally and economically. Teams tailor-made for the individual matter leave no stone unturned to identify solutions beyond traditional approaches. They think outside the box, pave new ways and access new terrain. Clients from all sectors and industries rely on their comprehensive analyses and clear recommendations. Recommendations that are sustainable, practical and to the point.

Unmatched expertise
DSC’s team of internationally recognized experts knows the law and its clients’ business environment inside out. The firm’s specialists are not only leading professionals but also highly regarded in academia. They teach the next generation of lawyers, keep practitioners up to date and lead the academic discussion. Whatever the issue, they start with the know-how that others have yet to acquire.

Extensive network
DSC entertains an extensive international network and provides clients access to fast and non-bureaucratic support from leading local law firms worldwide.

Department Name Email Telephone
Banking Markus Kellner, Christoph Diregger kellner@dsc.at +43 1 319 45 20
Capital Markets & Finance Christoph Diregger, Christoph Leitgeb diregger@dsc.at +43 1 319 45 20
Construction Oliver Sturm sturm@dsc.at +43 1 319 45 20
Corporate & M&A (Transactions) Christoph Diregger, Christoph Leitgeb, Peter Csoklich diregger@dsc.at +43 1 319 45 20
Dispute Resolution Peter Csoklich, Markus Kellner csoklich@dsc.at +43 1 319 45 20
Gaming Christoph Leitgeb leitgeb@dsc.at +43 1 319 45 20
Public Law (Administrative & Constitutional Law) Alexander Grau grau@dsc.at +43 1 319 45 20
Private Clients Peter Csoklich csoklich@dsc.at +43 1 319 45 20
Public Procurement & State Aid Oliver Sturm, Dominik Zimm sturm@dsc.at +43 1 319 45 20
Real Estate Wilfried Seist seist@dsc.at +43 1 319 45 20
Transport, Insurance & Customs Peter Csoklich csoklich@dsc.at +43 1 319 45 20
Number of partners : 7
Number of lawyers (including partners) : 27
SCG Legal
Green Lane

High quality advice needs different angles.

Diversity breeds creativity. Creativity is necessary to effectively solve our clients’ issues. And our clients’ success is all that counts.

As expertise and excellence come in all shapes and sizes, we are committed to embrace diversity in our corporate culture. We want our team to thrive. As committed employer we therefore provide an open, respectful environment in which diversity and creativity are welcome. We encourage our team members to live up to their greatest possible potential, access new terrain and pave new paths for our clients. As an inclusive team, we are proud to be different, strive to think outside the box and expand boundaries every day.