| # | Entity | Status | State |
|---|---|---|---|
| 1 | 34 059 007 608 ESSENTIAL BUILDING SERVICES PTY. LTD. |
ABN Cancelled | NSW 2560 |
| 2 | 42 141 183 753 Nationwide Building Essential Services Pty Ltd |
ABN Cancelled | VIC 3181 |
| 3 | 56 661 109 057 BUILDING ESSENTIAL SERVICES 2022 PTY LTD |
ABN Active | VIC 3978 |
| 4 | 65 169 762 752 ESSENTIAL BUILDING SERVICES AUST PTY LTD |
ABN Cancelled | NSW 2229 |
| 5 | 89 618 202 690 ESSENTIAL AIR AND BUILDING SERVICES PTY LTD |
ABN Cancelled | NSW 2229 |
| 6 | 96 661 929 853 AUSTRALIAN ESSENTIAL BUILDING SERVICES PTY LTD |
ABN Active | NSW 2227 |