MACMAHON HOLDINGS LIMITED — Proxy Solicitation & Information Statement 2017

Jul 4, 2017

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PROXY VOTING CLOSES SOON

Dear Macmahon Shareholder,

Proxy voting for the AMNT Transaction closes at 9:30am (Perth Time) on Monday 10 July 2017 . For your convenience you can vote here:

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Please refer to Macmahon’s Notice of Meeting and Explanatory Statement dated 9 June 2017 (which includes the Independent Expert’s Report), for full details. That document is important and should be read in full.

To vote online, please click here

Yours sincerely,

Macmahon Holdings Limited ABN 93 007 634 406

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