Mark de Castro

Mark De Castro is a seasoned executive with extensive experience in the mining and minerals sector. Currently serving as General Manager - Commercial at Aquirian Limited since November 2025, Mark previously held key positions at Orica, including General Manager for Chile & Argentina and General Manager for Colombia & the Caribbean, where Mark drove significant business growth and operational success. Mark has also contributed to industry leadership as President of the Australia Colombia Business Council. With an MBA and a Bachelor's degree in Commerce from Murdoch University, Mark combines strong commercial acumen with a commitment to safety and sustainability in business operations.