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Portrait of Stephan Pastor

Stephan Pastor

Managing Partner

CMS Pasquier Ciulla & Marquet
Villa des Cigognes
17 rue Louis Aureglia
BP 450
98012 Monaco Cedex
Languages French, English, Italian

Stephan Pastor is the Managing Partner of CMS Monaco and head of the Business Law team.

Recognised as a leading practitioner by independent international directories, Stephan assists his clients in all aspects of Monegasque business law. He provides strategic advice on a wide range of matters, including compliance, corporate law, M&A transactions, legal audits and due diligence and data protection. His expertise also includes corporate tax law and criminal proceedings. He has been involved in many significant cases on the Monegasque market.

Stephan is also involved in high-stakes cross-border contentious matters. Having a strong track record in all areas of civil and commercial litigation, he successfully represents a large spectrum of international companies, firms and individuals before the Monegasque Courts.

Prior to joining the firm, Stephan was a lawyer at some of the largest law firms in Paris.

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I am very happy with Stephan's service and impressed with his ability to break down complex issues into simple actionable points to move things forward and get deals done.

Chambers & Partners 2023 : General Business Law (Monaco)

Stephan Pastor and senior associate Daniel Goldenbaum are excellent civil lawyers, both are forward thinking, always look for a solution to an issue and are not afraid of giving practical business advice.

Legal 500 EMEA 2023 : Commercial, Corporate and M&A (Monaco)

Stephan Pastor enters the rankings following impressive feedback, with one interviewee underlining that he is "very good at going the extra mile," while another describes him as "very articulate and clear in how he presents his thoughts."

Chambers & Partners 2022 : General Business Law (Monaco)

Emeline Elbaz-Mondeux has day-to-day conduct of our case under the supervision of Stephan Pastor. Both are very able, provide clear and concise and strategic advice. They completely understand our “end game” and go above and beyond to ensure that is achieved.

Legal 500 EMEA 2022 : Commercial, Corporate and M&A (Monaco)

Both Stephan Pastor and Emeline Elbaz-Mondeux have proven to be willing to provide quick and sound advice when needed (particularly in times when time is of the essence). They have both proven to be efficient and respond well to urgency.

Legal 500 EMEA 2022 : Commercial, Corporate and M&A (Monaco)

Stephan Pastor is excellent in all Monegasque matters contentious including regulatory matters or non-contentious – a safe pair of hands.

Legal 500 EMEA 2021 : Commercial, Corporate and M&A (Monaco)


  • Are electronic signatures well-regulated?, Monaco Economie (2023)
  • LexGTDT Market Intelligence: Dispute Resolution - Monaco chapter (2021 - 2023)
  • Chambers and Partners Corporate M&A Global Practice Guide - Monaco chapter (2019 - 2023)
  • Doing Business in Monaco, Legal500 (2022 - 2023)
  • The Law Reviews: The Real Estate Investment Structure Taxation Review – Monaco chapter (2021 - 2022)
  • Chambers and Partners Corporate Tax Global Practice Guide - Monaco chapter (2022)
  • Legal requirements of life insurance an alternative form of investment, Banking & Finance - Monaco (2019 - 2020)
  • ICOs: an innovative unidentified object for European regulators?, Banking & Finance - Monaco (2018 - 2019)
  • Fostering innovation to meet contemporary challenges, Banking & Finance - Monaco (2018 - 2019)
  • Getting The Deal Through: Banking Regulation - Monaco chapter (2018)
  • Getting The Deal Through: Private Banking Wealth Management - Monaco chapter (2018)
  • Article L.511-33 of the Monetary and Financial Code no longer holds any secrets for the Court of Revision, Banking & Finance - Monaco (2017 - 2018)
  • Electronic signature: is it time to let ink go?, Banking & Finance - Monaco (2016 - 2017)
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  • Monaco Bar (2017)
  • French Bar (2012)
  • LL.M. - Commercial Law, University of Edinburgh (2011)
  • Master’s degree in International Business Law - Business Legal Advisor Diploma, Aix-Marseille University (2008)
  • MA in Business Law, Aix-Marseille University (2008)
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CMS Monaco: Appointment of three new Counsels
We are pleased to announce that our firm has appointed three new counsels this year: Gautier Barat in the Banking & Finance team, Marion Cabanès and Alexia Delaunay in the Real Estate & Con­struc­tion...
5G regulation and law in Monaco
1. What is the state of 5G deployment in your country?  Since July 9th, 2019, Monaco is one of the first states in the world to be 100% connected to 5G.For the moment, the deployment of 5G in Monaco...
Filing for Monegasque trademarks is now possible online!
The beginning of 2023 marks a sim­pli­fic­a­tion of the procedures for filing and renewing national trademarks in Monaco: the procedures can now be carried out by electronic means.Im­ple­men­ted in part­ner­ship...
CMS Monaco advised the majority shareholders of Radio Riviera SAM in the...
Riviera Radio is a radio station based in Monaco, offering music from the 70's to today, as well as programs dedicated to culture, business and sports. It is the only Eng­lish-lan­guage radio station in...
Impact of the GDPR in Monaco
1. Applicable legislation governing data protection in Monaco The applicable legislation governing data protection in Monaco is the Law No. 1.165 of December 23rd, 1993, as amended by Law No. 1.353 of...
Data protection and cy­ber­se­cur­ity laws in Monaco
Data protection 1. Local data protection laws and scope The applicable legislation governing data protection in Monaco is Law No. 1.165 of December 23rd, 1993, as amended by Law No. 1.353 of December...
Stephan Pastor joins Olivier Marquet to together head CMS Monaco
We are thrilled to announce that Stephan Pastor joins Olivier Marquet as Managing Partner.They will together head CMS Pasquier Ciulla Marquet Pastor Svara & Gazo, in order to accompany the sig­ni­fic­ant...
The reform of the artist’ resale right in the Principality of Monaco
The Artist’s Resale Right entitles authors of original works of plastic and graphic art to a royalty each time one of their works is resold.The ARR in Monaco is currently regulated under article 11...
Although Monegasque companies are generally aware that the costs of director’s fees are tax deductible, it is still worth offering an overview of the finer points of this re­gime.Cor­por­ate income tax...
Electronic signature: the government is now a certifying body
What is an electronic signature or an electronic seal? The electronic signature is the term attached to the signature, in an electronic format, by a natural person (rep­res­ent­ing a legal per­son)1.The...
Emeline El­baz-Mondeux promoted to Counsel
We are delighted to announce that Emeline Elbaz has been promoted to Counsel within our Business Law team.With over 20 years of experience, Emeline successfully handles both contentious and non-con­ten­tious...
CMS Monaco advised the shareholders of MONACO LUXURY automotive dis­tri­bu­tion...
The MONACO LUXURY group, initially the exclusive distributor of Mer­cedes-Benz in the Principality of Monaco, has gradually developed its portfolio of luxury brands, integrating Bentley and Rolls-Royce...