Aecom Australia & John Holland Queensland & Seymour Whyte Constructions
Builders · Melbourne, Victoria, Australia
ABN 63 598 683 971ABN verified
GST
ABN details
ABN 63 598 683 971ABN verified
GST registered
- ABN status
- Active
- Entity type
- Other Partnership
- Main business location
- VIC 3000
- Entity name
- AECOM AUSTRALIA PTY LTD & JOHN HOLLAND QUEENSLAND PTY LTD & SEYMOUR WHYTE CONSTRUCTIONS PTY LTD
Business name
- HSA Group
Source: Australian Business Register (ABN bulk extract), checked 26 November 2025. View on ABN Lookup (opens in new tab)