Paris Office

tmb2Attorney Jonathon Wise Polier

Attorney Jonathon Wise Polier admitted to the practice of the law in France and the State of New York with his office in the heart of Paris.

Practice areas in France:Mergers and acquisitions, international contract negotiations, commercial litigation, debtors’ rights, contracting with French distributors and commercial agents, hiring French employees, proper service of process in France from abroad, enforcement of foreign judgments in France, American deposition conducted in France, ICC and other arbitrations, and U.S. business visas.

Legal advice and counsel to individuals (American, French and other nationals). See for details.

 Attorney Polier, a U.S. citizen, has lived in Paris since 1988. He as been a member of the Paris Bar since 1991 while remaining a member of the New York Bar where he was admitted in 1971. Attorney Polier also continues to be a member of the Bar of the State of Connecticut where he was admitted in 1974.

The Paris office of Attorney Polier is located in the center of Paris next to the French National Assembly and near the Place de la Concorde.

When it appears to be in the best interest of his clients, it is Attorney Polier’s practice is to call at times upon one of his colleagues in the United States and/or upon another attorney having specialized expertise (e.g., international tax, international trademark law, etc.) and also upon a French expert-comptable (a French CPA), an expert in insurance matters, a notaire (not to be confused with an American notary public), a Huissier de Justice, etc.

Bar Admissions

1971, New York
1974, Connecticut
1991, Paris


AV® Preeminent™ rated by Martindale-Hubbell

Professional Bar Associations

Paris and New York


1964, B.A., Oberlin
1965, M.A., University of California at Berkeley
1969, Ph.D. with honors at the Institut d’Etudes Politiques in Paris
1970, J.D., Columbia University (Harlan Fisk Stone Scholar)

Professional career prior to moving to Paris 1988

Prior to moving to Paris 1988, Mr. Polier was Vice-President and General Counsel of Group W Cable in New York, a Westinghouse Electric Corporation affiliate which was sold in 1987 for $ 1.7 billion.

Prior to that time, Mr. Polier was the Vice-President and General Counsel of Tribune Cable Corporation after filling the same position at Ansor Corporation, a multi-national conglomerate with activities in the Philippines, Hong Kong, Spain, France and England.

Mr. Polier began his career in 1970 at Sullivan & Cromwell in New York where he was an associate responsible for national and multinational corporate matters, including corporate finance.


Attorney Polier is of counsel to the French law firm of Weissberg Avocats which is located at the same address as that of Attorney Polier.

The two partners of Weissberg Avocats, Kenneth Weissberg and Audrey Weissberg, also have very extensive transnational legal expertise on both corporate and litigation matters.

Paris Office

Attorney Kenneth Weissberg
Tel: (33) 1 47 20 99 70

Kenneth M. Weissberg, born in Paris, is a dual citizen of France and of the United States. He was called to the Bar of Paris in 1979, and has practiced ever since as an Attorney, specialized in International Business Law.

He is also admitted as Foreign Legal Counsel in both New York State and Florida.

Attorney Weissberg began his practice as an Associate Attorney with the reputed Paris law firm GIDE LOYRETTE NOUEL, in the Department of Foreign Investments in France, Corporations and Bankruptcies.

In 1991, Attorney Weissberg started a professional corporation geared towards a European and a North American clientele. Attorney Weissberg has applied all his efforts to the international development of the firm, which has today offices in Paris, Miami, Bayreuth, as well as a world-wide network of correspondents and covers the full spectrum of legal services available in the international field.

Attorney Weissberg holds a “Maîtrise de Droit Privé” of the University of Nice (France) and a Master of International Law of New York University. He is admitted to the Bar of New York as a Legal Consultant since 1986, and to the Bar of Florida since 2000 as a Foreign Legal Consultant.

From 1998 to 2013, Maître Weissberg was French Foreign Trade Advisor. He was appointed Counselor to the National Board of Foreign Trade by the French Government (Conseiller du Commerce Extérieur de la France) from 1998 until 2013.

Attorney Weissberg has assisted French companies in their outbound activities: namely, Crédit Agricole, Crédit Chimique, (banks), CFCE (French Government), Daher (logistics), GIAT (military equipment) Héli-Union (aviation), Renault (automobile), Sollac (steel).
He is more particularly specialized in international litigation and arbitration, in the field of air law, industrial risks, acquisitions of companies and international bankruptcies as well as in business law procedures.

During his career, he has advised and defended the following companies in their international affairs: Air Canada, Cameroon Airlines, Air Affaire Afrique, Héli-Union, Commodore aviation (aviation), Diamond Shamrock Alberta Gas Company (PVC) and Plastics), Bombardier, Conair, (aircraft manufacturer), Cascades (pulp), CIBC, Crédit Agricole, Crédit Chimique, Nordeustche Landesbank, Anker Bank, (banks), Echo Bay Gold Mine (initial public offering), Garrett Corporation (airplane and car engine parts), General Electric USA, Gund (toys), King Grain (seeds), Milchem (mining equipment), Slush Puppie Corporation (drinks), US Filter (filtering and supply of water), Poleko Group Indonesia (furniture industry), Dumez, Entreprise Byron Exarcos (public works), Sweetmart Group Hong Kong (textile industry), GEM Lunetteries (optical industry), Supercart International South Africa (plastic industry), Thöni (manufacturer Austrian p lines industrial production), CFME (French Center for Events Abroad), Daher (logistics and transport), Sollac (steel), Laboratoires Valda (pharmaceutical industry), Franréa (aeronautical insurance), Andrault Parat (architectural firm) and Subway (restaurant franchises).

Paris Office

Attorney Audrey Weissberg
Tel: (33) 1 47 20 99 70

A citizen of both France and the United States, Attorney Audrey Weissberg is a member of the Paris since 2005 and of the Quebec Bar since 2017.

She intervenes in international business law in corporate and litigation matters.

She is also a lecturer on international and cross border legal issues.

She graduated from the University of Paris II Panthéon Assas (Masters in General Private Law, DEA in Common Law Rights), from the University of Paris I Panthéon Sorbonne (Master 2 in Audiovisual Law and Administration) and the New York University School of Law (LL.M in International Trade and Intellectual Property Law).

After several years with the Litigation and arbitration department of the English law firm Norton Rose LLP in Paris and with the Intangible property law department of the French law firm FTPA, she joined the Weissberg law firm in 2013 as a Partner.

She is particularly involved in international business law, in particular commercial law (contract law, joint ventures, franchises, intellectual and industrial property law (copyright, trademark law) and audiovisual law (privacy , sports marketing) as well as in international property law (inheritance law).

As a consultant, she advises companies and foreign entrepreneurs who want to settle in France with the different aspects of their installation (Trademark law, Regulations, companies, Partnerships form).

Within the framework of her activity as a litigator, she intervenes in particular in:
– ad hoc international arbitration and before the American Arbitration Association;
– exequatur of foreign judgments and arbitral awards;
– complex transnational commercial disputes following disputes related to joint-venture contracts; – procedures for obtaining international evidence in application of the provisions of the International Hague Convention;
– obtaining European enforceable titles and recovering titles obtained in France in the European Union;
– transnational disputes in the defense of heirs in international successions.