Group Leadership
Mr Geoff Knox
Executive Chairman and Group Chief Executive Officer
Geoff was appointed Executive Chairman and Group CEO in January 2026, bringing more than 40 years of global executive and board-level experience across defence, advanced manufacturing, infrastructure and asset-intensive engineering businesses.
Most recently, Geoff was Managing Director and CEO of Eptec Group, where he scaled the business into a leading defence and infrastructure services provider, supporting major Australian Defence programs including Collins Class Submarines and Hunter Class Frigates.
Geoff has held senior leadership roles at Downer EDI, GE, BHP and Hatch Associates, with a strong track record in operational excellence, major program delivery, safety-critical environments and enterprise growth.
Mr Martyn Dominy
Group Chief Financial Officer
Martyn was appointed as Highcom’s Group Chief Financial Officer overseeing financial custodianship of the Australian and US operations. As an experienced senior executive, Martyn has successfully worked across multiple infrastructure sectors including defence manufacturing, aviation, rail, shipping and property where he supported Boards and Executive teams through turnaround and growth plans.
During his career he has managed investment portfolios and led capital raisings across both debt and equity. He has assisted aviation and rail infrastructure businesses to refinance major debt portfolios of over $3.0b, that were used to fund expansion programs of growth asset infrastructure. He has also led organisations through extensive capital structure reviews and most recently assisted an ASX listed defence manufacturer through an off-market take-over acquisition.
Martyn is a Certified Practicing Accountant (CPA Australia) and holds a Bachelor of Commerce from the University of Canberra.
Mr Martyn Dominy
Group Chief Financial Officer
Martyn was appointed as Highcom’s Group Chief Financial Officer overseeing financial custodianship of the Australian and US operations. As an experienced senior executive, Martyn has successfully worked across multiple infrastructure sectors including defence manufacturing, aviation, rail, shipping and property where he supported Boards and Executive teams through turnaround and growth plans.
During his career he has managed investment portfolios and led capital raisings across both debt and equity. He has assisted aviation and rail infrastructure businesses to refinance major debt portfolios of over $3.0b, that were used to fund expansion programs of growth asset infrastructure. He has also led organisations through extensive capital structure reviews and most recently assisted an ASX listed defence manufacturer through an off-market take-over acquisition.
Martyn is a Certified Practicing Accountant (CPA Australia) and holds a Bachelor of Commerce from the University of Canberra.
Divisions
