Leonis Advisory
Leonis Advisory is a lobbying firm on the Australian Government Register of Lobbyists, representing 10 clients including Aurizn, Metallicum Minerals Corporation and OSG. It has 1 registered lobbyist, a former ministerial or parliamentary staffer.
Register profile
- On the federal register since 18 Aug 2026
- ABN 26 381 028 834 · Individual/Sole Trader · NSW 2092 · ABN active since 27 Feb 2020
- Clients 10
- Lobbyists 1, a former ministerial or parliamentary staffer
Website: leonisadvisory.com.au
Leonis Advisory is a government relations and corporate advisory firm based in Seaforth NSW. Founded and led by Sasha Grebe, it provides strategic counsel, government relations services and public policy advice to organisations seeking to align their objectives with government and regulatory processes across various sectors including finance, mining, energy and telecommunications. [AI-generated summary of leonisadvisory.com.au, 23 Sep 2026. May contain errors.]
Clients (10)
| Client | ABN |
|---|---|
| Aurizn | |
| Metallicum Minerals Corporation | |
| OSG | |
| Powerledger | |
| Precinct Group | |
| Rotary Australia | |
| Siebe Gorman Lifescience | ABN 64 632 744 588 |
| Spirits and Cocktails Australia | |
| Standard Botanic | ABN 65 645 169 188 |
| Tempest Technology |
Lobbyists (1)
| Name | Position | Former government role | Left role |
|---|---|---|---|
| Sasha Grebe | Principal/Founder | Employed or engaged by a Minister or a Parliamentary Secretary under the Members of Parliament (Staff) Act 1984 | 24 Feb 2020 |
Source: Australian Government Register of Lobbyists, with website matching and summaries added by Political Gadgets. Last updated 23 Sep 2026. Offered 'as is' under CC BY-NC 4.0.