Key Events

  • Moore Australia Audit (WA) resigned as auditor of Sterling and Wilson Solar Australia Pty Ltd (material subsidiary) effective July 1, 2026.
  • William Buck Audit (WA) Pty Ltd appointed as new auditor effective July 1, 2026.

Resignation Details

Reason for Resignation: Inability to reach agreement on an appropriate audit fee that reflects the scope, complexity and professional requirements of the engagement. The decision was made considering professional obligations and quality requirements, including ensuring adequate resources can be applied.

Appointment History: Moore Australia Audit was originally appointed on October 22, 2019, with no scheduled expiry date. Their latest audit report was submitted on April 13, 2026.

Transition: Moore Australia Audit will cooperate with the incoming auditor to facilitate an orderly transition, including providing information as permitted under applicable professional and legal requirements.

New Auditor Profile

William Buck Audit (WA) Pty Ltd is described as a well-established and reputed firm with presence in multiple locations across Australia & New Zealand. The firm offers services in audit & assurance, business advisory, restructuring & insolvency, and tax services. The firm has access to more than 480 offices in over 70 countries.

Financial Impact

Financial impact not quantified in the disclosure.