WHITEHAWK LIMITED — Board/Management Information 2026

Mar 1, 2026

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FOR IMMEDIATE RELEASE 2 March 2026

APPOINTMENT OF NEW COMPANY SECRETARY

Perth, WA and Alexandria, VA - WhiteHawk Limited (ASX:WHK) (“WhiteHawk” or “the Company”), is pleased to announce the appointment of Ms Louisa Ho as Company Secretary of the Company as of 1 March 2026.

Ms Louisa Ho holds a Bachelor of Business (Accounting) and Bachelor of Laws from the University of Technology Sydney and is admitted as a lawyer of the Supreme Court of New South Wales.

Ms Ho currently holds a practising certificate and has significant experience advising ASX listed companies on corporate compliance and governance matters. Ms Ho has held roles within a Chartered Accounting firm and law firms practising across construction, commercial, statutory liability and corporate law, bringing a combined legal and commercial perspective to company secretarial and corporate advisory functions.

Mrs Mindy Ku who is serving as Company Secretary of WhiteHawk will resign effective from 31 March 2026. The Company would like to thank Mrs Ku for her invaluable contributions throughout her time with WhiteHawk.

-ENDS-

Authorised for release by Terry Roberts (Chief Executive Officer and Executive Chair).

For more information:

or more information:
Media inquiries (USA)	Investor inquiries (AUS)	Institutional Inquiries
WhiteHawk	WhiteHawk	Viaticus Capital
COO	Company Secretary	Principal
Soo Kim	Louisa Ho	Gavin Rezos
publicrelations@whitehawk.com	investors@whitehawk.com	grezos@viaticuscapital.com
+1 571 236 8526	+61 2 9713 9495	+44 744 756 0303

About WhiteHawk

Launched with financing in 2018, WhiteHawk developed the first cloud, AI/ML based cyber risk monitoring, prioritization and mitigation online cyber security exchange, democratizing access for all companies and organizations to address their Digital Age Risks and those of their suppliers/vendors, continuously and cost-effectively. WhiteHawk’s 100% automated product lines include one-time or annual subscriptions for a Cyber Risk Program (one Enterprise), or Cyber Risk Radar (portfolio of Organizations or Suppliers) and virtual Cyber Consults tailored to Client Needs. Via the WHK online cyber security exchange, the Company also continuously vets and offers a breadth of next generation cyber risk and security solutions, enabling all businesses and organizations to take smart action against cybercrime, fraud, and disruption, for themselves, their clients and across their supply chains, on an ongoing basis with demonstrated time and cost savings. For more information, visit www.whitehawk.com.

WhiteHawk Limited Level 28 140 St George Tce Perth WA 6000 Tel : +61 8 6311 4636, Fax : +61 8 6311 4661 ABN: 97 620 459 823 www.whitehawk.com