Photo, Andrea C. Ziegler

Andrea C. Ziegler

Of Counsel
Baker McKenzie Rechtsanwaltsgesellschaft mbH von Rechtsanwälten und Steuerberatern


Andrea Ziegler has more than 20 years of experience as a partner, handling corporate cross-border M&A transactions and restructurings. She joined Baker McKenzie in 1999 and is member of the M&A and Corporate Restructurings practice groups.

Practice Focus

Andrea has extensive experience in the areas of mergers and acquisitions, private equity, joint ventures and corporate restructurings. She has represented numerous strategic and financial investors, as well as corporate sellers in auction processes, major corporate acquisitions, divestitures and restructurings.

Representative Legal Matters

  • Represented Schneider Electric SA in the reorganization of its RIB Group.
  • Represented Trane Technologies GmbH in its acquisition of Al-KO Therm GmbH from Al-Ko SE.
  • Represented Air Liquide in its divestiture of Schülke & Mayr GmbH to a subsidiary of EQT.
  • Represented NSL Engineering Holdings Ltd., Singapore in its acquisition of a participation in Salzgitter Maschinenbau AG.
  • Represented Schneider Electric S.A. in its acquisition of assets from ABN Braun AG.
  • Represented Tokheim Service Group S.A.S. in its Joint Venture with Kärcher for car wash machines.
  • Represented Schneider Electric S.A. and ALSTOM Holdings S.A. in the separation of AREVA T&D in Germany between them.
  • Represented Schneider Electric GmbH in its sale of its project management business for low and middle voltage energy distribution projects to Vinci Energies Deutschland GmbH.
  • Represented Carrefour in the transnational merger of one of its subsidiaries in Germany into one of its French subsidiaries.
  • Represented Göhler in its divestiture of its business of installation and maintenance of petrol stations to Tokheim SA.
  • Represented Schneider Electric S.A. in its acquisition of Ritto GmbH & Co. KG.

Professional Honors

  • The Best Lawyers in Germany 2022 edition for Mergers and Acquisitions Law 2021
  • Acritas Star, Acritas Sharplegal 2018


  • Germany (1993)


  • University of Hamburg (Assessor Exam) (1991)
  • University of Hamburg (Referendar Exam) (1986)
  • Institut de Droit Comparé, Paris (Assistant)
  • University of Lausanne
  • University of Goettingen


  • English
  • French
  • German

Author, "M&A Transaktionen im Lichte des Datenschutzes" M&A Review 1-2/2021

Author, "Earn-Out Provisions in M&A Transactions – practical recommendations," M&A Review 6/2016

Author, "Bridging the Evaluation Gap," Yearbook 2011 of the German M&A Association, page 32 ff.

Author, "Break Off Fees in M&A Transactions?" M&A Review 1/2008

Author, "Acquisition in Installments – Options in Share Purchase Agreements," M&A Review 10/2005