Alarm Expert
Security systems · New South Wales, Australia
ABN 14 784 781 921ABN verified
GST
ABN details
ABN 14 784 781 921ABN verified
GST registered
- ABN status
- Active
- Entity type
- Discretionary Trading Trust
- Main business location
- NSW 2022
- Entity name
- The Trustee for Siess Trust
Business names
- Alarmexpert
- Alarms Online
- Cheap Alarm Parts
- Siess Wholesale Solutions
- Technology Matters
Source: Australian Business Register (ABN bulk extract), checked 26 November 2025. View on ABN Lookup (opens in new tab)