Photo, Dr. Claire Dietz-Polte LL.M.

Dr. Claire Dietz-Polte LL.M.

Baker & McKenzie Partnerschaft von Rechtsanwälten und Steuerberatern mbB


Dr. Claire Dietz-Polte, a senior associate, is a member of Baker McKenzie's German Public Law Practice in Berlin, where she advises mainly on transactions related to energy and infrastructure. Claire started her career in the energy team of a leading law firm in 2011 and worked in the M&A/Energy & Infrastructure practice group of another major law firm from 2013 to 2016.

Practice Focus

Claire counsels domestic and foreign enterprises, sponsors, banks and financial investors on M&A, joint ventures, projects and related financings in the energy and infrastructure sector. She has extensive experience advising on generation assets (gas, coal, nuclear, renewables), storages as well as transmission and distribution assets.

Claire's practice also covers regulatory advice such as unbundling, third party access regimes and grid fees. She also advises on all stages of project development, particularly for renewable energy facilities, from early-stage structuring to financing, and share or asset deal transactions to PPAs.

Representative Legal Matters

  • Advised Vestas Group on the acquisition of a 25.1% minority stake in SOWITEC group GmbH.
  • Advised Evonik with respect to energy law issues in connection with the sale of its methacrylate business to the financial investor Advent International.
  • Advised Kansai Electric Power on the participation in the NeuConnect consortium which will build, finance and operate the first interconnector between Germany and the UK, i.e. two submarine 500 kV HVDC-cables.
  • Advised a consortium of German banks, led by Bayerische Landesbank, and DTEK Renewables with respect to the ECA-backed financing of the construction of the first stage (100MW) of Primorska wind farm in Zaporizhzhya region in Ukraine.
  • Advised Infracapital, the infrastructure equity investment arm of M&G Prudential, on its investment in the CCNST Group (including the telecommunications network operator Amplus AG), a leading provider of broadband services in Germany.
  • Advised Commerz Real Kapitalverwaltungsgesellschaft (KVG) on its acquisition of two wind farms in Rhineland-Palatinate and Saarland for its "CR Institutional Renewable Energies Fund" from BayWa r.e.
  • Advised ALBA Group on joint ventures regarding its China business and its service segment with Techcent in an auction process.

Prior to joining Baker McKenzie, Claire handled the following notable transactions:

  • Advised Vattenfall on the disposal of the Vattenfall Europe Power Consult Group (Vattenfall’s engineering arm) to Palero Capital.
  • Advised a consortium comprising Enovos and Swiss Life on its attempted acquisition of Thyssengas from Macquarie.
  • Advised Leipa on the acquisition of a paper mill (comprising a power plant) in Schwedt from UPM.

Professional Associations and Memberships

  • German-American Lawyers' Association - Member


  • Germany (2011)


  • Fordham University School of Law (LL.M.) (2011)
  • Humboldt University of Berlin (Doctor Iuris) (2009)
  • Free University of Berlin (First State Exam) (2006)


  • English
  • French
  • German


Co-author, Copyright Law (Urheberrecht) 5th Edition, 2016

Co-author, "Unbundling of Grids," Electricity Grids: Legal and Economic Aspects, 2014

Co-author, Media Law – Practical Handbook (Medienrecht – Praxishandbuch) Vol. 4 Sec. Edition, 2011

Author, Protection of the Integrity of the Work in German and US Law (Werkintegritätsschutz im deutschen und US-amerikanischen Recht), 2009