Stella Group Australia Pty Limited. Home ›› Local Listings ›› NSW ›› Collaroy Beach ›› Stella Group Australia Pty Limited. NSW Printing and Publishing Collaroy Beach, NSW 2097 AlisonPonting(02)9972 3824https://www.stellapromotions.com.au Stella Promotions Products is a rapidly growing independent operation. Its main focus is providing its clientele with the highest possible service at the lowest possible price.