Casselden is a modern A Grade office building in the Parliamentary precinct of Melbourne CBD.

The building forms a precinct with 50 Lonsdale Street, Madame Brussels Lane and 271 Spring Street, the new headquarters for Australian Unity.

The building features:

• 39 levels of office accommodation
• Ground level foyer, end of trip facilities and ample basement parking
• Custom-built conference and meeting centre Dialogue by ISPT
• Teamworking space Flex by ISPT