Matt Lefebvre
CEO & Founder of Excelium & Partner | Consulting
Matt is a seasoned executive with over 20 years of experience leading complex organisational transformations, cyber security initiatives, and strategic reform across Australia, Asia, and the Pacific.
Known for his decisive leadership and delivery-focused mindset, he specialises in aligning performance with strategy in high-pressure governance environments.
As Managing Partner, Matt brings deep expertise in national security, cyber governance, and regulatory compliance. He has delivered large-scale digital and security transformation programs, enterprise reform initiatives, and high-value advisory services. His clients include key Commonwealth departments—AFP, Home Affairs, DFAT, Services Australia, and AGD—as well as leading private sector organisations.
Matt has held senior leadership roles, including COO and CEO, consistently guiding organisations through scale, repositioning, and strategic renewal.
Regarded as a trusted advisor to boards and executives, he excels in translating complex regulatory and technological challenges into clear, actionable strategies that deliver long-term value.