AUSTAL LIMITED — AGM Information 2021

Oct 11, 2021

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12 October 2021

Dear Shareholder,

Notice of upcoming Annual General Meeting (Meeting) of Austal Limited

Notice is hereby given that Austal Limited (ASX:ASB)( Company ) will be held as follows:

Date: Thursday 11 November 2021

Time: 2.00pm (AWST)

Venue: Fremantle Sailing Club, 151 Marine Terrace, Fremantle WA

The Meeting will be held in compliance with government restrictions on public gatherings.

The Company’s Notice of Meeting will not be mailed to shareholders unless there is a relevant hard copy election in place. Instead, it is available for you to view and download from this web address:

https://investor.austal.com/

Due to the COVID-19 situation, it may not be possible for shareholders, especially those outside Western Australia, to physically attend the meeting. As a result, the Company strongly encourages all shareholders to vote by directed proxy in lieu of attending the meeting in person.

To vote by proxy, please complete and sign the proxy form enclosed with this notice as soon as possible and either deliver the proxy form by post, by facsimile or by email in accordance with the instructions on the proxy form. You may also submit your proxy form online in accordance with instructions on the proxy form.

If the above arrangements with respect to the meeting change, shareholders will be updated via the ASX Market Announcements Platform and also via the Company’s website at www.austal.com

The Notice and the accompanying Explanatory Memorandum should be read in its entirety. If a shareholder is in doubt as to how to vote, that shareholder should seek advice from an accountant, solicitor or other professional adviser prior to voting.

The full Notice of Meeting which sets out the Agenda (including details of all resolutions being put to the meeting), important Voting Information and an Explanatory Memorandum can be found under ‘ASX Announcements’ at

https://investor.austal.com/

Proxy Lodgements

Shareholders who choose to lodge a proxy should follow instructions on their personalised proxy form ( enclosed ), to be submitted to Austal’s share registry by 2.00pm WST (ie. 5.00pm AEST) on Tuesday 9 November 2021 online or by post.

This announcement is authorised by the Board.

Yours sincerely

John Rothwell AO

Chairman