SPH Notice – Mawer Investment Management Ltd

Disclosure of movement of 1% or more in substantial holding or change in nature of relevant interest, or both Sections 277 and 278, Financial Markets Conduct Act 2013 Note: This form must be completed in accordance with the instructions at the end of the form. To NZX Limited and To Gentrack Group Ltd Relevant event being disclosed: Disclosure of movement of 1% or more in substantial holding Date this disclosure made: August 3, 2018 Date on which substantial holding began: August 2, 2018 Last disclosure made: November 27, 2015 Substantial product holder(s) giving disclosure Full name(s): Mawer Investment Management Ltd. Summary of substantial holding Class of quoted voting products: Ordinary shares Summary for Mawer Investment Management Ltd For this disclosure,-- (a) total number held in class: 5,825,959 (b) total in class: 98,525,216 (c) total percentage held in class: 5.91% For last disclosure,-- (a) total number held in class: 5,719,847 (b) total in class: 72,699,510 (c) total percentage held in class: 7.87% Details of transactions and events giving rise to relevant event Details of the transactions or other events requiring disclosure: [specify details required by the instructions to this form] Reduction in total percentage held in class of greater than 1% resulting from capital increase by the company. Details after relevant event Details for Mawer Investment Management Ltd. Nature of relevant interest(s): Registered holder and beneficial owner of 5,825,959 ordinary shares in Gentrack Group Ltd. For that relevant interest,-- (a) number held in class: 5,825,959 (b) percentage held in class: 5.91% (c) current registered holder(s): Mawer Investment Management Ltd. (d) registered holder(s) once transfers are registered: Mawer Investment Management Ltd. For a derivative relevant interest, also-- (a) type of derivative: n/a (b) details of derivative: n/a (c) parties to the derivative: n/a (d) if the substantial product holder is not a party to the derivative, the nature of the relevant interest in the derivative: n/a Additional information Address(es) of substantial product holder(s): 600, 517 - 10 Avenue SW, Calgary, Alberta Canada T2R 0A8 Contact details: Christian Deckart, Deputy Chief Investment Officer, +1 (403) 776-1102, cdeckart@mawer.com. Name of any other person believed to have given, or believed to be required to give, a disclosure under the Financial Markets Conduct Act 2013 in relation to the financial products to which this disclosure relates: n/a Certification I, Christian Deckart, certify that, to the best of my knowledge and belief, the information contained in this disclosure is correct and that I am duly authorised to make this disclosure by all persons for whom it is made. End CA:00321731 For:GTK Type:SHINTR Time:2018-08-06 09:38:36