Home/About/the team

the team

Alternate Text

Georges de Jonckheere

President of La Biennale Paris

A leading figure in the international art market and a recognized expert, Georges De Jonckheere began his career in Brussels in 1976, as an expert and dealer in 15th, 16th and 17th century Flemish Masters.

In 1983, he opened his gallery in Paris on Rue du Faubourg Saint-Honoré. In 2011, he opened a new space in Geneva’s historic district. Between 2017 and 2019, the gallery was also present in Monaco.

A Belgian national living in Switzerland, and previously a resident of Paris, this dedicated European, has served, among other positions, as President of the Palais des Beaux-Arts de Bruxelles (Servarts), where numerous international art fairs have been held.

A member of the Syndicat National des Antiquaires since 1978, Georges De Jonckheere quickly became a Member of the Board and later Treasurer, Secretary General and Vice President.

Alternate Text

François Laffanour

Since the opening of his gallery in Paris in the early 1980s, François Laffanour examines, exhibits and restores furniture designed by 20th century architects, a relatively unknown field until then.

François Laffanour first studied history at the Sorbonne before becoming a dealer at the Saint-Ouen Flea Market in 1975. In 1982, he opened Downtown, his gallery in Saint-Germain, where he has remained to this day.

Thanks to his eclectic taste and his unique vision, François Laffanour has become a major figure at international fairs and exhibitions. In 2016, he was elevated to the rank of Officier des Arts et des Lettres.

Alternate Text

Marella Rossi Mosseri

Daughter and partner of the famous art dealer Jean-Marie Rossi, whose career is closely linked to the Galerie Aveline, Marella Rossi-Mosseri has for the past 20 years been navigating the world of 18th century furniture and objets d’art as well as contemporary art.

Director of the Galerie Aveline – Jean-Marie Rossi until 2017, she recently established ART LINK, a company specialized in the production of artistic events and in raising funds for the acquisition of works and the restoration of pieces in museum collections.

Marella Rossi-Mosseri has participated in the Biennale des Antiquaires for 30 years.

Alternate Text

Pierre-Edouard de Souzy

Born in 1973, Pierre-Édouard de Souzy has been an art dealer since 1996.

Educated at IESA [Institut d’études supérieures des arts], he joined his father, a renowned antique dealer in old weapons and historical memorabilia at the time.

Established since 2001 on Place Beauvau, in Paris’s 8th arrondissement, he specializes in 20th century painting with a preference for postwar artists. He constantly modernizes the selection of works presented in his gallery by opening it up increasingly each year to the major artists of the 20th century.

An expert since 2010, he is member of the Syndicat National des Antiquaires in 2014 and administrator since the end of 2019.

Alternate Text

Oscar Graf

A major figure in international antique fairs and biennales, Oscar Graf – son of the renowned interior designer François-Joseph Graf and grandson of an Haute Epoque antiques dealer – opened his first gallery in Paris at the age of 24.

Passionate about the political history of the late 19th and early 20th century, he began studying art history and developed a passion for British, French and American decorative arts and design, between 1870 and 1918.

His museum-quality pieces, always well documented, enable him to establish a strong and longstanding relationship with the major international collectors, museums and institutions.

Alternate Text

Anisabelle Berès-Montanari

President of the Syndicat National des Antiquaires

Having trained in private and public law, Anisabelle Berès-Montanari majored in history and Russian. After four years spent at the Fondation Wildenstein, Paris, in 1975, she started working with her mother, the gallerist Huguette Berès.

As director since 1990 of the Galerie Berès, she is specialized in Asian graphic arts and 19th and 20th century paintings, sculptures and drawings.

Anisabelle Berès-Montanari is a member of the Syndicat National des Antiquaires since 1990 and a member of the Compagnie Nationale des Experts since 2010.

She is Chevalier de l’ordre des Arts et des Lettres since 2006 and Chevalier de la Légion d’honneur since 2008.


Installation Générale


Stabilo International. A name that provides a comforting feeling for many trade fair organizations in and outside Europe. And rightfully so, because for over twenty-five years we have been setting up the infrastructure for trade fairs, building and fitting them to perfection, booth by booth, square by square.
We have customers in widely divergent branches of the events world. They may be organizers of leading art fairs (such as Tefaf, Masterpiece and Frieze), luxury lifestyle events, sporting events, watch and jewellery shows, specialized trade fairs and fashion shows. Our knowledge of and experience with larger and smaller events make us an excellent consultant as far as the technical interpretation of the event is concerned.
Stabilo International aims to work closely together with the organizer of the event and its customers, as collaboration is the only way to achieve the desired result!

Consulting and Communication Strategy

Brunswick Arts

Operating where culture meets society, business, and politics, Brunswick Arts advises on critical communications issues across a changing and complex world. Recognizing the power of trust, our international team of arts and cultural specialists utilizes a research-based approach to support clients in transforming reputation, extending reach, and building resilience. We are the cultural arm of the global advisory firm Brunswick Group.


3e Rive

Troisième Rive is a digital agency specialized in the art market. We assist dealers and cultural institutions in their communication strategy towards collectors and opinion leaders. Facing a highly demanding public and constantly sollicited, we priviledge an approach based on seducing rather than flaunt. We design and deploy campaigns aimed at arousing interest, curiosity and desire in order to move from virtual to reality.