- Planet Tel 151Level 7 80 Pacific Hwy, North Sydney, NSW
- Huawei Technologies (Australia) Pty Ltd 152Citade Tower Lvl5/ 799 Pacific Hwy, Chatswood, NSW
- Star-Tech Communications 153U1/ 7a Gibbes St, Chatswood, NSW
- Power & Digital Instruments Pty Ltd 15466a Findlay Ave, Roseville, NSW
- Teleline Pty Ltd 15526 Wattle Rd, Brookvale, NSW
- Voiceworld 15615 Bulah Pl, Berowra Heights, NSW
- Telsis Pty Ltd 157118 Walker St, North Sydney, NSW
- Ridgecom Installations 1585/ 49 Bettington Rd, Oatlands, NSW
- P & K Cabling Design 15975 Milford Drv, Rouse Hill, NSW
- Omnilink Pty Ltd 160Suite 407 Eastwood Centre 160 Rowe St, Eastwood, NSW
- Innovative Research (Aust) Pty Ltd 1614 Tanglewood Pl, West Pennant Hills, NSW
- healthlinks.net Pty Ltd 162Suite 2/ 214 Paramatta Rd, Burwood, NSW
- Cable Check 1638 Myee Ave, Strathfield, NSW
- Cyplex Communications Pty Ltd 1641/ 38 Leighton Pl, Hornsby, NSW
- Datawire Pty Ltd 165Unit 4 12-14 Beaumont Rd, Mount Kuring-Gai, NSW
- Access Communications Pty Ltd 16633- 35 Alleyne St, Chatswood, NSW
- Incorporations Pty Ltd 16724 Punch St, Artarmon, NSW
- Mailcom 16810 South St, Rydalmere, NSW
- Avdata Australia 16955 Woolley St, Dickson, ACT
- Canberra Data Centres Pty Ltd 17056 Sheppard St, Hume, ACT
- Robust Technology Pty Ltd 171Unit 78 330 Wattle St, Ultimo, NSW
- Merging Technologies Pty Ltd 172Unit 2/ 37 Battersea St, Abbotsford, NSW
- Datapharm Australia Pty Ltd 17356 Thompson St, Drummoyne, NSW
- HDDIS 174Suite 1 Level 15 447 Kent St, Sydney, NSW
- C & K Technologies Pty Ltd 1756/ 3 Rocklands Rd, Wollstonecraft, NSW
- The Mailing House Pty Ltd 176Unit A 10 South St, Rydalmere, NSW
- Testcom-Data 1776 Hackett Pl, North Rocks, NSW
- CSE-Uniserve Pty Limited 17810 Columbia Wy, Baulkham Hills, NSW
- Thinking Administration Systems 17974 Cropley Drv, Baulkham Hills, NSW
- Pronet Security & Data 180PO Box 7, Earlwood, NSW