Skip to content

Senior Associate

Dr. Andreas Bergthaller

Andreas is active in the field of fund structuring. In particular, he advises investors and managers on all corporate and regulatory matters. He also focuses on general corporate law, including advice on stock corporation law and capital markets law for national and international companies.

Education and Career

Andreas studied law in Cologne and Beijing. Subsequently, he completed a Master of Laws (LL.M.) at the University of Aberdeen and received his doctorate from the University of Cologne with a thesis on the third-party effect of international treaties. Andreas completed his legal clerkship at the Higher Regional Court of Cologne with a stint at Hogan Lovells LLP in Düsseldorf (Government Regulatory). During his studies and legal clerkship, Andreas worked as a research assistant at CMS Hasche Sigle in Cologne (Employment & Pensions) and Noerr LLP in Düsseldorf (Litigation, Arbitration & ADR).

Before joining YPOG, Andreas worked at Oppenhoff focusing on corporate law (in particular stock corporation law) including capital markets law advice to national and international companies as well as M&A. Another focus of his work was on litigation (in particular post-M&A disputes). This included, notably, advice to international companies as well as individuals on liability law aspects in conjunction with cum-ex transactions. Andreas regularly publishes on matters related to corporate law.



As part of his previous work with Oppenhoff, Andreas’ work highlights included advising:

  • EnBW and RheinEnergie on the sale of their stake in the energy supplier MVV to First State Investments
  • MVGM on the acquisition of the property manager VIVANIUM
  • nd industrial investments in the acquisition of a majority stake in electric car manufacturer e.GO
  • Hydro66 Group on the sale of a data center to Northern Data AG
  • Majority shareholder of Telexiom AG on the sale of its stake to Qualitest Group
  • Numerous listed and non-listed companies as well as members of management boards and supervisory boards on various (corporate) legal issues including aspects of capital market law


  • German qualified attorney (Rechtsanwalt)
  • Dr. iur. (Universität Köln)
  • LL.M. (University of Aberdeen)


  • German
  • English
  • Successful general overhaul - In focus: the German Act to Modernise the Law on Partnerships (MoPeG)
    Deutscher Anwaltspiegel 2021 (together with Dr. Günter Seulen) [in German]
  • No group-wide imputation of knowledge in case of tort liability pursuant to Sec. 826 German Civil Code (BGB) 
    Der Betrieb (DB) 2021, p. 1592 (together with Dr. Günter Seulen) [in German]
  • Obligations to notify the Transparency Register in flux – practical questions on the beneficial owner according to the FAQ of the German Federal Administrative Office 
    Ebook GmbH Geschäftsführung 2021, euroforum (together with Dr. Günter Seulen) [in German]
  • Set to mute 
    Frankfurter Allgemeine Zeitung (FAZ) dated 11 November 2020 (together with Dr. Günter Seulen) [in German]
  • Invalidity of an AGM resolution on the right to appoint members to the Supervisory Board irrespective of beneficiary's size of the shareholding  
    EWiR 2020, p. 523 (together with Dr. Günter Seulen) [in German]
  • On the challenge of the AGM resolution on the appointment of a special representative pursuant to Sec. 147 (2) German Stock Corporation Act (AktG) 
    Der Betrieb (DB) 2020, p. 1838 (together with Dr. Günter Seulen) [in German]
  • Disclosure in the issuing prospectus of special privileges granted to a founding shareholder before an investor joins 
    Der Betrieb (DB) 2020, p. 609 (together with Dr. Günter Seulen) [in German]
  • Resolution of the general meeting on the appointment of supervisory board members not invalid in the event of a breach of notification duties 
    Der Betrieb (DB) 2019, p. 2792 (together with Dr. Günter Seulen) [in German]
  • „Revocation" of the pension commitment of a managing director in the event of a threat to the company’s existence due to gross misconduct 
    Der Betrieb (DB) 2019, p. 2399 (together with Dr. Günter Seulen) [in German]
  • No external liability of the GmbH’s managing director due to an insolvency-triggering "hand in the till’ 
    Der Betrieb (DB), p. 1672 (together with Dr. Günter Seulen) [in German]
  • The invalidity of an indemnification clause in a purchase agreement for a limited partner's share 
    Der Betrieb (DB) 2019, p. 1555 (together with Dr. Günter Seulen) [in German]
  • The invalidity of an agreement restricting the managerial powers of the management board 
    Der Betrieb (DB) 2019, p. 1199 (together with Dr. Günter Seulen) [in German]
  • The assertion of limited partner’s liability by the insolvency administrator of a public company 
    EWiR 2019, p. 279 (together with Dr. Nefail Berjasevic) [in German]
  • Smartphone-based first-aid systems - an innovative system at municipal level. But does it also comply with data protection regulations? 
    DVP 2016, p. 372 (together with Prof. Nicoletta Messerschmidt) [in German]
  • Public liability for volunteer first responders in mobile first responder systems? 
    NVwZ 2016, p. 275 (together Prof. Nicoletta Messerschmidt) [in German]
  • The Assurance, Sec. 38 German Administrative Procedure Act (VwVfG) 
    JuS 2010, p. 1059 (together with Stefan Kingler) [in German]
  • Constitutive Recognition with Admission to the United Nations - a Current Look at State Emergence in Times of Constitutionalization 
    Contributions to national and international public law, Peter Lang publishing house, at the same time Ph.D. thesis, University of Cologne, 2018 [in German] 
Dr. Andreas Bergthaller

Direct message to Dr. Andreas Bergthaller