3 links
British Association for Modern Mosaics
bamm.org.uk
British association of contemporary mosaic artists, also know as BAMM. Hosts exhibitions and publishes the newsletter; GROUT.
MOSAICO: Society of Houston Mosaic Artists
mosaico.ws
A group that serves to promote mosaic art in Houston, Texas, to share knowledge between member mosaic artists and to provide instruction in mosaic and glass art to the public.
Society of American Mosaic Artists
americanmosaics.org
Non-profit organization dedicated to the promotion of mosaic art and the development of mosaic artists.