Exhibit 99.1
JOINT FILING AGREEMENT
January 17, 2023
Pursuant to Rule 13d-1(k)(1)(iii) promulgated under the Securities Exchange Act of 1934, as amended, each of the undersigned hereby agrees that RICHMOND HILL CAPITAL PTY LTD ("Richmond Hill Capital") may file as necessary on behalf of the undersigned with the Securities and Exchange Commission a Schedule 13G or Schedule 13D and any amendments thereto in respect of shares of Universal Biosensors, Inc. purchased, owned or sold from time to time by the undersigned.
Richmond Hill Capital is hereby authorized to file a copy of this letter as an exhibit to said Schedule 13G or Schedule 13D or any amendments thereto.
| RICHMOND HILL CAPITAL PTY LTD | ||
| By: | /s/ Edmon Odza | |
| Name: | Edmon Odza | |
| Title: | Director & Company Secretary | |
| RH HIGH CONVICTION FUND | ||
| By: | Richmond Hill Capital Pty Ltd | |
| By: | /s/ Edmon Odza | |
| Name: | Edmon Odza | |
| Title: | Director & Company Secretary | |
| Edmon Odza | ||
| By: | /s/ Edmon Odza | |
| Alexander James White | ||
| By: | /s/ Alexander James White | |
| David St Quintin | ||
| By: | /s/ David St Quintin | |