| # | Entity | Status | State |
|---|---|---|---|
| 1 | 16 905 807 318 Williamstown and Westbourne Grammar Alumni Association Inc. |
ABN Active | VIC 3029 |
| 2 | 32 287 459 945 WILLIAMSTOWN MASONIC CENTRE ASSOCIATION INC. |
ABN Active | VIC 3016 |
| 3 | 44 699 803 050 WILLIAMSTOWN LITERARY FESTIVAL ASSOCIATION |
ABN Active | VIC 3016 |
| 4 | 70 640 800 881 Williamstown Maritime Association Inc |
ABN Active | VIC 3016 |
| 5 | 79 010 188 343 VILLAGE WILLIAMSTOWN RESIDENT'S SERVICE ASSOCIATION INC |
ABN Active | VIC 3000 |
| 6 | 83 627 716 798 WILLIAMSTOWN NEWPORT AND SPOTSWOODRESIDENTS ASSOCIATION |
ABN Active | VIC 3015 |
| 7 | 79 010 188 343 VILLAGE WILLIAMSTOWN RESIDENT'S SERVICE ASSOCIATION INC VILLAGE WILLIAMSTOWN RESIDENTS ASSOCIATION |
ABN Active | VIC 3000 |