| 1 | | Primary 111 Augustus St | Geraldton |  AU | | Civil Engineering | N/A | Phil Heyhoe | Surveyor at Heyhoe Surveys |
| 2 | | Primary 6 Marine Street | Redland Bay | AU | | Civil Engineering | N/A | Greg Henwood | Owner, HCE Engineers |
| 3 | | 47/5 Inglewood Place | Baulkham Hills | AU | | Civil Engineering | N/A | N/A | N/A |
| 4 | | Primary Suite 402 22 Atchison Street | St Leonards | AU | | Civil Engineering | N/A | Ken Hollyoak | Director at TTPP Transport Planning |
| 5 | | Primary Macarthur Parade. Main Beach. | Gold Coast | AU | | Civil Engineering | N/A | Angus Jackson | MD, Team Leader and Mentor |
| 6 | | Primary 0 | Brisbane | AU | | Civil Engineering | N/A | daniel schutt | Director |
| 7 | | Primary PO Box 715 | Castle Hill | AU | | Civil Engineering | N/A | Tim Kelly JP | Chief Operating Officer at Mikcon Pty Ltd |
| 8 | | Primary 155 Newton Rd | Wetherill Park | AU | | Civil Engineering | N/A | Steven Crockett | QSE Manager at AWJ Civil Pty Ltd |
| 9 | | Primary | Sydney | AU | | Civil Engineering | N/A | N/A | N/A |
| 10 | | Primary 139-141 Macquarie Street Suite 8.05 | Sydney | AU | | Civil Engineering | N/A | Massoud Mangholi | Managing Director at CGS Facade Group |
| 11 | | Primary 3 Hunt St | Old Erowal Bay | AU | | Civil Engineering | N/A | John Weil | Civil Engineer / Project Manager |
| 12 | | Primary 7 Gibbens Rd | Central Coast | AU | | Civil Engineering | N/A | Richard R. Sharpe JP,CPA,FAICD | Owner at Sharpebros.com.au "Your Infrastructure Partner of Choice" |
| 13 | | Primary Level 5, 39 Sherwood Road | Toowong | AU | | Civil Engineering | N/A | Simon Pikusa | Director at MPN Consulting |
| 14 | | Primary 7 Bradmill Avenue | Rutherford | AU | | Civil Engineering | N/A | Karl Borja | Project Manager at Bridge and Civil |
| 15 | | Primary Tuggerah Business Park Unit4, 5 Colony Close | Tuggerah | AU | | Civil Engineering | N/A | Natasha Moring | Senior Town/Development Planner at Beveridge Williams |
| 16 | | Primary Level 1, 700 Springvale Road | Mulgrave | AU | | Civil Engineering | N/A | soyun punyadasa | Director |
| 17 | | Primary 14 Lexington Dr | Bella Vista | AU | | Civil Engineering | N/A | Andrew Gill | Managing Director at Precision Pipe Networks |
| 18 | | Primary 62 Jackson Crt | Doncaster East | AU | | Civil Engineering | N/A | Chao Zhuang | Civil Engineering Professional |
| 19 | | Primary 18 Hallmark Street | Pendle Hill | AU | | Civil Engineering | N/A | Michael Fitzgerald FIE(Aust) | Managing Director at TALIS CIVIL |
| 20 | | Primary Grand Junction Rd | Port Adelaide | AU | | Civil Engineering | N/A | N/A | N/A |
