| Reference Number | Full Name | Occupation | Disciplines | Company | Audit Expiry Date | Status |
|---|---|---|---|---|---|---|
| 0839 | Dilwyn Roberts | Lead Driller | RTY | GeoSonic Drilling | 2024-07-24 | Audited |
| 0737 | Donald Brown | Lead Driller | RTY | Raeburn Drilling | 2024-02-28 | Audit Expired |
| 0517 | Edward Bacon | Lead Driller | RTY | Allied Exploration & Geotechnics | 2024-06-25 | Audited |
| 0779 | Elliot Filipiak | Lead Driller | RTY | Marriott Geotechnical Drilling | 2024-03-26 | Audit Expired |
| 0901 | Elliott Scott | Lead Driller | CP | Strata Geotechnics | 2024-06-13 | Audited |
| 0945 | Ethan Thomas | Support Operative | Geotechnical Engineering | 2024-11-28 | Audited | |
| 0911 | Gary Blake | Lead Driller | RTY | Structural Soils | 2024-08-20 | Audited |
| 0936 | Gavin Williamson | Lead Driller | RTY | ACE Drilling Services | 2024-11-22 | Audited |
| 0573 | George Ralston | Lead Driller | RTY | Igne | 2025-01-22 | Audited |
| 0917 | Glen Loveday | Lead Driller | CP | Allied Exploration & Geotechnics | 2024-09-05 | Audited |
| 0739 | Graeme Moffat | Lead Driller | RTY | Igne | 2025-01-23 | Audited |
| 0794 | Graham Torrens | Lead Driller | RTY | Causeway Geotech Ltd | 2024-10-24 | Audited |
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