- Harmonia Consulting 271Newport St, East Ballina, NSW
- Peter Lucena & Associates Pty Ltd 2726 George St, Tintenbar, NSW
- Tony Barnett PTY LTD 273PO Box 239, Lennox Head, NSW
- Tricend Design & Engineering 2741 Carlyle St, Byron Bay, NSW
- Tricend Design & Engineering 275112 Fowlers La, Bangalow, NSW
- Engineering and Environmental Services 276PO Box 304, The Channon, NSW
- MSL Consulting Engineers Pty Ltd 277Suite 102 62 Harbour St, Wollongong, NSW
- Spinaze Consulting Pty Ltd 27849 Conway St, Lismore, NSW
- Project Portfolio Management 279Cnr Kembla & Beach St, Wollongong, NSW
- Wilbartec Consulting Engineers Pty Limited 28010/30 Swan St, Wollongong, NSW
- Wollongong Engineering Design & Survey Services Pty Ltd 2817 /46 Kembla St, Wollongong, NSW
- MCD Engineers 28216 Illowra Pkwy, Primbee, NSW
- Ecoengineers Pty Ltd 2839 Sunninghill Cct, Mount Ousley, NSW
- Gary Marsh & Associates Pty Ltd 284137 Balgownie Rd, Balgownie, NSW
- RKF Engineering Services 285172a Cabbage Tree La, Fairy Meadow, NSW
- Bunten Consulting Pty Ltd 28656 Albert St, Unanderra, NSW
- H & H Steel 28752 Doyle Ave, Unanderra, NSW
- SOTO Consulting Engineers 288113 Princes Hwy, Unanderra, NSW
- Systrix Pty Ltd 28914a Kingston Town Dr, Kembla Grange, NSW
- Jordan Mealey & Partners Pty Ltd 290Suite 3 10 Beverley Ave, Warilla, NSW
- Asset Analysis Pty Ltd 29133 Towns St, Shellharbour, NSW
- Condon Engineers 2921554 Princes Hwy, Bimbimbie, NSW
- Acame Pty Ltd 293243 Princes Hwy, Milton, NSW
- Nullarbor Consulting Pty Ltd 294389 Mount Darragh Rd, Lochiel, NSW
- Gilcon Structural Engineers 2953 Pickets Pl, Currans Hill, NSW
- Gauge Engineering Consultants 2961/ 5 Aubrey St, Ingleburn, NSW
- Footprint (NSW) Pty Ltd 29715 Meehan Drv, Kiama Downs, NSW
- David Potter Consulting Civil & Structural Engineer 298Old Factory Braidwood Road, Lake Bathurst, NSW
- Barker Harle 299Commercial Hotel 186 Comur St, Yass, NSW
- Black Cat Systems Pty Ltd 300575 Lachlan Valley Way, Bowning, NSW