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DWR ADVANCED COOLING TECHNOLOGY 20 August 2026 The Manager Market Announcements Office Australian Securities Exchange ENGINEERING THE UNFAIR ADVANTAGE Dear Manager PWR Holdings Limited ( ASX : PWH ) - FY26 Full Year Annual Report and Appendix 4E In accordance with ASX Listing Rule 4.3A , I enclose the FY26 Full Year Annual Report ( FY26 Annual Report ) and Appendix 4E for PWR Holdings Limited . The FY26 Annual Report and Appendix 4E should be read in conjunction with all other public announcements made by PWR Holdings Limited in accordance with its continuous disclosure obligations under the Corporations Act 2001 ( Cth ) and the ASX Listing Rules . A FY26 results briefing will be held at 8:45 am AEST on Friday , 21 August 2026. The webcast can be viewed by navigating to : https://ccmediaframe.com/?id=YFIVW6Yk . Yours faithfully Carla Alviano General Counsel and Company Secretary For further information please contact : PWR Investor Relations on investors@pwr.com.au or +61 7 5547 1600 Authorised for release by PWR Holdings Limited's Board of Directors phone : +61 7 5547 1600 fax : email : info@pwr.com.au PO BOX 6425 +61 7 5547 1666 www.pwr.com.au 28 Quarry Road Yatala QLD 4207 Stapylton QLD 4207 PWR Performance Products Pty Ltd ABN : 96 081 798 996 PWR Holdings Limited ABN : 85 105 326 850