Christophe de KALBERMATTEN, LL.M., M.C.J (NYU)

    French, English, German, Italian
Bar admission

Geneva Bar (2000)

Ohio Bar (1996 – non practising)

New York Bar (1995 – non practising)

Valais Bar (1992)

Admitted as a Notary Public (1992)

Contact details

+41 27 327 33 33
+41 22 702 15 15

+41 27 327 33 34
+41 22 702 14 14

Christophe is a pragmatic lawyer with an excellent knowledge of the legal affairs of large and medium corporations. This enables him as lawyer and notary public to lead complex mergers & acquisitions and real estate projects. Christophe also advises the board of several manufacturing companies on a permanent basis. He is finally also active in the reorganization and insolvency field and acts as liquidator of regulated entities on mandate of the FINMA.


  • New-York University (M.C.J., 1995)
  • Heidelberg University (LL.M., 1991)
  • University of Geneva (Licence en droit, 1990)

Positions Held

  • Partner, PYTHON (2003 to date)
  • Associate, PYTHON (2001-2002)
  • Attorney, Jones Day Reavis & Pogue, Geneva (1998-2001)
  • Attorney, Jones Day Reavis & Pogue, Cleveland, USA (1995-1998)
  • Attorney with Hayman & Baldi, Zurich (1993-1994)
  • Trainee Attorney, Dallèves & Allet, Sion (1990-1992)


  • Swiss Notary Public Association
  • Swiss Bar Association
  • Geneva Bar Association


  • 2018

  • 2017

  • Commercial Law Award, Legal’s Finest 200

Selected Publications

  • Devenir actionnaire de son entreprise motive les salariés, Interview to SECO (Swiss federal office of economy), portail PME, interviews, 2018
  • Acheter ou vendre un logement, in Immobilier et Logement – une résidence secondaire à l’étranger (no 31740 ff), Memento du particulier 2012/2014/2016/2019, Editions Francis Lefebvre
  • International Handbook “Suisse”, a study on Corporate, Commercial, Real Estate and Social Laws of Switzerland. This book also includes a presentation of Banking, Finance and Tax laws (by co-authors Etienne von Streng and Nicolas de Gottrau). Published at Editions Francis Lefebvre, January 2007 (544 pages); re-edited 2011 (570 pages)
  • Acquisition of Real Estate in Switzerland by Foreigners, A few changes changed it all: the example of Valais, Swissstyle 2008
  • Modèles commerciaux dans la forteresse US, PME Magazine, August 2001
  • Le capital-risque en Suisse. La nouvelle loi fédérale et les projets législatifs en cours, (co-author with Luc Enderli and Etienne von Streng), L’Expert-comptable suisse 6-7/2000, pp. 649-658
  • Raising Capital in Switzerland, Foreign Limited Partnerships not Subject to the Swiss Federal Law on Investment Funds, Corporate Counsel’s International Adviser, Issue Nr. 140, January 1997, pp. 17-19


  • Speaker on capital raising and control issues for start-ups, 24 April 2015, Conthey PhytoArk
  • Speaker on Stock option plans and other plans to allow founders and employees participation, 5 October 2011, Sierre TechnoArk
  • Speaker on the liability of the board members of a Swiss corporation, 31 October 2008, Sierre TechnoArk


  • Sale of a Swiss chemical company to a German chemical group
  • Liquidation of financial intermediaries on behalf of FINMA
  • Acquisition of a Swiss watch manufacturer
  • Advisor to a major international software company on IT contracts
  • Advising a Swiss hotel group on real estate and management and operating contracts
  • External legal advisor to a major oil trading company
  • Legal advisor of a start-up group
  • Legal Advisor in the successive complex and large-scale international frameworks in Switzerland

PYTHON counts institutional investors, commercial users and private individuals among its clients, whom it advises on transactions, construction projects and agreements, Lex Koller matters, financing, leasing, environmental aspects and the full spread of contentious real estate issues. The practice assisted Promoroches with its sale of luxury resort Chalet RoyAlp Hotel & Spa to a Chinese financial group per asset deal. Christophe de Kalbermatten and Marc Iynedjian head the practice, while Jean-Christophe Hocke is the third key partner.


Legal 500 EMEA 2018


Known for its energy-sector strength, PYTHON’s ‘excellent’ practice regularly acts for key client Engie, recently advising it on the Nord Stream 2 joint venture. Marc Iynedjian and Christophe de Kalbermatten are recommended.


Legal 500 EMEA 2017