BIOTRON LIMITED — Board/Management Information 2018

Nov 19, 2018

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Level 2, 66 Hunter Street Sydney NSW 2000 Tel: (61-2) 9300 3344 Fax: (61-2) 9221 6333 E-mail: pnightingale@biotron.com.au Website: www.biotron.com.au

20 Nove m ber 2018

The Man a ger Compa n ies ASX Li m ited 20 Bridg e Street SYDNE Y NSW 20 0 0

(1 page b y email)

Dear Ma d am,

RE-APPOINTMENT OF A DIRECTOR

As anno u nced on 23 October 2018, Profess o r Stephen L ocarnini w as appoint e d by the D irectors as a Dir e ctor of the C ompany.

The Cor p orations A c t requires that the C o mpany confirm his appointment b y resolutio n at the Compan y ’s next Ann u al General M eeting. A s the timing of despatch of the Noti c e of Annua l General Meeting m eant that a resolution f or confirma t ion of his a ppointment could not b e included i n today’s Annual G eneral Mee t ing, the Cor p orations A c t requires t h at he cease to be a Dire c tor at the e n d of the Annual G eneral Meet i ng.

The Dire c tors advise t hat Professor Stephen Locarnini h as been re - appointed a s a Direct o r of the Compan y immediat e ly followi n g the end o f the Ann u al General M eeting.

Yours si n cerely

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Peter J. N ightingale Compan y Secretary

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