William Francis Brennan
- artists.de - an internet - gallery based in Germany
- saatchionline - an internet-art gallery/- magazine/- shop with gallery based in London
- Artist Portfolio Magazine - an international art magazine and internet-gallery with regular art- contests
- Light, Space and Time - an international internet- gallery
- Upstream People Gallery - an international internet art gallery with regular art-contests
- Palm Art Award - an international internet art-competition platform based in Leipzig, cooperating with 'Art DOMAIN Group'.
- Circle Foundation for the Arts - a platform for visual art: online gallery, competition, membership, magazines (-print and online)
- Kitz Art - an art- and cultural association with membership, competition and exhibition- opportunities, located in Kitzbühel, Austria
- Galerie Böhner - a renowned gallery in Mannheim/Germany with art-marketing, exhibition, art-fairs and internet-magazine.
- ART-Lindencafe-Bestensee - a very nice cafe/restaurant. The gallery and the internet-shop is run by Carola E. Thiele, an international successful artist.
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