A & D Coastline Security | | 59 Stanleigh Cresent | | West Wollongong | | 4228 6697 | | Email |
| Adept Security | | Unit 3, 102 Industrial Rd | | Oak Flats | | 4257 1101 | | Email |
| ARC Security | | Woonona | | Woonona | | 0400 223 663 |
| Censor Protective Services | | Wollongong | | Wollongong | | 4229 3993 |
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Dennis Bagnall Electrical P/L | | Workshop 1/2 Commerce Drive | | Warilla | | 42 970451 |
| Excelarm Systems | | Wollongong | | Wollongong | | 4274 2189 |
| Forcefield Security (NSW) Pty Ltd | | PO Box 260 | | Unanderra | | 1300 884 617 | | Email |
| Jaycar | | Keira Street | | Wollongong | | 4226 7089 |
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Kanahooka Security | | Dapto | | Dapto | | 0418 229 736 | | Email |
| Lakeside Security Pty Ltd | | PO Box 224 | | Wollongong | | 4275 1592 |
| Mad Electronics Pty Ltd | | 282 Windang Road | | Windang | | 4297 7373 | | Email |
| Omega Security Installations | | 20 Greenhill Avenue | | Figtree | | 0418 420 701 |
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OzTech Security | | 44 Auburn St | | Wollongong | | 4226 0000 | | Email |
| Priority Security | | PO Box 296 | | Albion Park | | 0400 866 399 | | Email |
| Protectacar Security Systems | | 14 Dawson Street | | Albion Park | | 4257 0220 | | Email |
| Regional Security (NSW) Pty Ltd | | 26 Wentworth Street | | Port Kembla | | 4274 2595 | | Email |
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Shellharbour Security Systems | | Unit 2/12 Sunset Ave | | Warilla | | 4297 3140 | | Email |
| Tomax Security Systems | | PO Box 376 | | Wollongong | | 4225 2966 | | Email |
| Warren Adams Security | | PO Box 107 | | Shellharbour Square | | 0418 622 690 |
| Watch24 Security Services | | PO Box 86 | | Shellharbour City Centre | | 13 29 24 | | Email |
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