| 1 | | Level 1/23A Graham St | Milton QLD |  AU | | Civil Engineering Company, Civil Engineer | +61 733786938 | | Adam Edwards |
| 2 | | 4/22 Delhi St | West Perth WA | AU | | Civil Engineer | +61 861042641 | | Robert Bird |
| 3 | | 4 Collins Square, Level 19/727 Collins St | Melbourne VIC | AU | | Engineering Consultant, Civil Engineer, Engineer, Structural Engineer | +61 386777555 | | Robert Bird |
| 4 | | 379 Collins St | Melbourne VIC | AU | | Engineering Consultant | +61 386145555 | | Mark Shelmerdine |
| 5 | | 2/39 Sherwood Rd | Toowong QLD | AU | | Engineering Consultant | +61 738708888 | | Chris Cooper |
| 6 | | 28/7 Salisbury Rd | Castle Hill NSW | AU | | Geological Service, Engineering Consultant, Environmental Consultant, Mining Consultant | +61 298902122 | | Simon Williams |
| 7 | | 14 Cambridge St | West Leederville WA | AU | | Geotechnical Engineer, Engineering Consultant | +61 862129000 | | Sei Chan |
| 8 | | 114 Pyrmont Bridge Rd | Annandale NSW | AU | | Consultant, Civil Engineer, Civil Engineering Company, Engineering Consultant, Retaining Wall Supplier, Structural Engineer | +61 295655558 | | Paheer Paheerathan |
| 9 | | 6/100 Pirie St | Adelaide SA | AU | | Engineering Consultant | +61 882384100 | | Michael Talladira |
| 10 | | 13/50 Carrington St | Sydney NSW | AU | | Engineering Consultant | +61 282268760 | | Alan Stewart |
| 11 | | Level 1/80 Mount St | North Sydney NSW | AU | | Engineering Consultant, Civil Engineer, Civil Engineering Company, Design Engineer, Engineer, Hydraulic Engineer, Land Surveyor, Structural Engineer | +61 299225501 | | Bala Muhunthan |
| 12 | | Suite 101/20 Falcon St | Crows Nest NSW | AU | | Building Restoration Service, Concrete Contractor, Waterproofing Company | +61 284371800 | | Henk Van Den Heuvel |
| 13 | | Studio 203/3 Gladstone St | Newtown NSW | AU | | Engineering Consultant | +61 295576202 | | Martin Kimmins |
| 14 | | 76 Ernest St | South Brisbane QLD | AU | | Consultant, Civil Engineer, Land Surveying Office, Landscape Architect, Urban Planning Department | +61 730120100 | | Ian Thomson |
| 15 | | Macquarie Park, 3/13 Lyonpark Rd | Sydney NSW | AU | | Civil Engineering Company, Construction Company, General Contractor, Structural Engineer | +61 294917177 | | Jessica Li |
| 16 | | 1st Floor/132 Upper Heidelberg Rd | Ivanhoe VIC | AU | | Engineering Consultant | +61 394905900 | | Russell Cyrill |
| 17 | | Tingalpa Central, 12/1631 Wynnum Rd | Tingalpa QLD | AU | | Engineering Consultant | +61 733939447 | | Arvin Silagan |
| 18 | | 69 Great Northern Hwy | Midland WA | AU | | Engineering Consultant, Civil Engineer, Mechanical Engineer, Structural Engineer | +61 892746444 | | Alberto Puccini |
| 19 | | Level 2/81 1/2 George St | The Rocks NSW | AU | | Civil Engineer | +61 296749488 | | Ernesto Urbaez |
| 20 | | Level6/73 Miller St | North Sydney NSW | AU | | Engineering Consultant | +61 294397288 | | Eirian Crabbe |
