2007/11 XXIV Biennale d'Alexandrie des Pays de la Mediterranee, Alexandria, Egypt catalog

2007/07 From Cycladic Figurines to the Aer()sculptures of the Future, Bazeos Tower, Naxos, Greece, EU catalog

2007/03 Rooms, exhibition of 25 Greek Galleries, Athens & Thessaloniki, Greece, EU catalog

2005/10 Space Art @ 56th International Astronautical Congress, IAC2005, Fukuoka, Japan

2005/05 Aer()sculpture Project @ Athens Planetarium, Science & Art by the Union of Greek Physicists, May 2005, Athens, Greece, EU

2005/02 Space Artists: the Cultural Frontiers of Space Travel, SETI Institute, Mountain View, California, USA

2002/10 Sky Art conference 2002, first ever made aerogel sculpture with the title:-Icare, I care ... European Cultural Center of Delphi and Icaria, Greece, EU catalog

2001/05 Pulses of Art, 17 artists scholars of Onassis Foundation, Onassis Cardiac Surgery Center, site-specific installation: Hea(r)tree, Athens, Greece, EU catalog

1999/09 Bonds of Art, 21 artists scholars of the Onassis Foundation, site-specific installation: M(ed)use, Arts Centre of the Municipality of Athens, Greece, EU catalog

1996/05 Salon de Jeune Peinture '96, Espace Quai Branly, installation: Exp(l)oser, Paris, France, EU catalog

1995/06 1er Salon des Artists Europeens, Espace Chateau-Landon, site-specific installation: From mythology to methodology, Paris, France, EU

1994/06 Peintres et Sculpteurs Grecs de Paris, Maison de l'Europe, Paris, France, EU catalog

1993 4th Biennale of Academies of Visual Arts, Maastricht, Holland, EU catalog

1992/06 Portrait de l'Ecole de l'E.N.S. Arts Decoratifs, Musee des Monuments, Paris, France, EU catalog