29 November 2022

Mosman Oil and Gas Limited

("Mosman" or the "Company")

Results of Annual General Meeting

Mosman Oil and Gas Limited (AIM: MSMN) the oil exploration, development, and production company, announces that the 2022 AGM was held in Sydney earlier today.

The Board is pleased to announce that Resolutions 1 and 2 were passed by way of a show of hands with overwhelming support via proxy, and provides notice this day that Mr Andy Carroll was re-elected to the Board, and Mr Nigel Harvey was appointed as a new Director of Mosman. Resolutions 3 - 7 as disclosed in the notice of meeting were withdrawn by the Chairman prior to the commencement of the AGM, following a Board decision to formally review and consider equity-based incentive schemes in the coming year.

The proxies received for the resolutions put to the meeting are set out below:

Enquiries:

Updates on the Company's activities are regularly posted on its website:

www.mosmanoilandgas.com

Notes to editors

Mosman (AIM:MSMN) is an oil exploration, development, and production company with projects in the US and Australia. Mosman's strategic objectives remain consistent: to identify opportunities which will provide operating cash flow and have development upside, in conjunction with progressing exploration of existing exploration permits. The Company has several projects in the US, in addition to exploration projects in the Amadeus Basin in Central Australia.