| Company | Name | Cert No. | Expiration Date |
|---|---|---|---|
| APS Plumbing | Liam | G9426 | 20/03/2028 |
| Aymzone pty ltd | Ayman | G9361 | 02/03/2028 |
| Billings | Damien | G6913 | 31/08/2025 |
| Brisbane Diesel | Jarrod Anderson | G8555 | 11/04/2027 |
| Cantest Solutions Inc. | Andy | G8770 | 27/06/2027 |
| Class Power Systems | Kyle | G9591 | 29/05/2028 |
| Class Power Systems Pty Ltd | Ezekiel Pascua | G9318 | 18/02/2028 |
| Class Power Systems Pty Ltd | Brian | G9586 | 27/05/2028 |
| Coast Wide Petroleum Services | Brad Del Fante | G8750 | 17/06/2027 |
| Engineering Mining and Petroleum Pty Ltd | Gus Hilliard | G8658 | 20/05/2027 |
| ENVIROPACIC | Edward | G7434 | 03/03/2026 |
| Fluid Installation (QLD) Pty Ltd | Michael Forsyth | G6843 | 08/10/2025 |
| FutureTechnics Corp Pty Ltd | Kresimir Markotic | G8724 | 05/06/2027 |
| gasweld | Ben | G9629 | 12/06/2028 |
| Gasweld Industries | Branden | G9613 | 05/06/2028 |
| Gasweld Industries (Aust) Pty Ltd | Geoffrey Logan | G6912 | 31/08/2025 |
| Gasweld Industries (Aust) Pty Ltd | Jay Muir | G6914 | 31/08/2025 |
| Gasweld Industries (Aust) Pty Ltd | Mitchel Spaulding | G6915 | 31/08/2025 |
| Generator Power | Paul Dalli | G8140 | 22/10/2026 |
| Generator Power | Blake Warner | G8141 | 22/10/2026 |
| Generator Power | Jake Noble | G8142 | 22/10/2026 |
| Gilbarco | Bryan Johnson | G8445 | 26/02/2027 |
| inTOTUM | Callum Milton | G7166 | 21/11/2025 |
| JGS Equity T/A Benzina Group | Hewa Husain | G8680 | 22/05/2027 |
| JGS Equity T/A Benzina Group | Joseph Sgro | G8681 | 22/05/2027 |
| Macro Energy Contractors | Steve Muller | G7049 | 14/10/2025 |
| MIB Facilities Pty Ltd | Ian Abel | G7628 | 28/05/2026 |
| MIB Facilities Pty Ltd | Kaival Boghara | G7624 | 28/05/2026 |
| MNJ ENGINEERING | PAUL | G9242 | 19/01/2028 |
| Mr BILL WRIGHT | BILL WRIGHT | G7144 | 11/11/2025 |
| Next Level Civil Pty Ltd | Wendell Millett | G8244 | 02/12/2026 |
| Niclin | Viaan | G9425 | 20/03/2028 |
| NNJV | Kyle Bush | G7304 | 23/01/2026 |
| NNJV | Tim Allen | G7305 | 23/01/2026 |
| NQPETRO | Jason | G8877 | 30/07/2027 |
| Nqpetro | Andrew | G9302 | 11/02/2028 |
| Nqpetro Pty Ltd | Adam Champion | G7831 | 26/07/2026 |
| OFINAC ACOUSTICAL ENGINEERS PTY LTD | Ali Heidari | G7420 | 03/01/2026 |
| OFINAC PTY LTD | Ken | G9166 | 02/12/2027 |
| Piping Solutions | Sean Wenham | G7095 | 31/10/2025 |
| Piping Solutions | David Foster | G7101 | 31/10/2025 |
| precision Petroleum Services | Martyn | G9635 | 13/06/2028 |
| Precision Petroleum Services | Jordan | G9636 | 13/06/2028 |
| Premium fuel installations Australia Pty Ltd | Danny | G9161 | 27/11/2027 |
| Prompt Petroleum Services | Lucas Addicoat | G8560 | 04/12/2027 |
| Quality Build Projects Pty Ltd | Alvin Wang | G8243 | 02/12/2026 |
| Saunders International | Henk van der Sandt | G7810 | 20/07/2026 |
| Saunders International | Tamer Farghaly | G8191 | 14/11/2026 |
| Tank Solutions | Adam Sovechles | G8110 | 16/10/2026 |
| Tank Solutions | Ali | G9230 | 15/01/2028 |
| Tank Tech sas | EDWARD | G9433 | 20/03/2028 |
| TfA Project Group | Tien | G8824 | 10/07/2027 |
| The PSA group | Lee stacy | G7349 | 13/02/2026 |
| The PSA Group | Ben Masters | G7400 | 24/02/2026 |
| The PSA Group | Mark Burrage | G7404 | 26/02/2026 |
| The PSA Group | Sam Morrow | G7411 | 28/02/2026 |
| The psa group | Shaun taylor | G7412 | 28/02/2026 |
| The PSA group | robert stella | G7417 | 01/03/2026 |
| The PSA Group | Simon Black | G7429 | 02/03/2026 |
| the psa group | ryan smith | G7431 | 02/03/2026 |
| The PSA Group | Samuel Penfold | G7453 | 09/03/2026 |
| The PSA Group of Companies | Nicholas Saint | G7454 | 10/03/2026 |
| ThePsa Group | Ross Laube | G7448 | 08/03/2026 |
| WSP Services | Jeremy Plas | G6771 | 12/07/2025 |