Hazel Sacks

Hazel Rose Sacks is an 18-year-old founder from Byron Bay who built Neptune Southern Cross (NSC) into a vertically integrated ocean infrastructure powerhouse before most of her peers began university. Known for her engaging, relaxed leadership style, Hazel keeps her company culture collaborative and forward-thinking, blending technical excellence with optimism and environmental purpose. Headquartered in Sydney, NSC generates approximately US $4.1 billion in annual revenue (2025), holds a market capitalization near $18.7 billion, maintains $2.3 billion in cash reserves, and reinvests roughly $900 million annually (22% of revenue) into research and development. With 7,500 employees and 62 active patents, the company operates at an 18% operating margin while positioning itself as a long-term leader in the global blue economy. NSC’s largest division—Offshore Wind & Ocean Power—produces about $1.35 billion annually, supported by multi-decade power agreements worth over $6.4 billion in contracted revenue. Its Subsea Energy Infrastructure unit contributes roughly $910 million, with an additional $3.2 billion in secured transmission backlog, while Hydroelectric & Water Infrastructure adds $780 million through municipal contracts totaling more than $1.1 billion. Deep-Sea Mining & Rare Earth Extraction generates about $540 million, paired with $60 million in annual ecological restoration funding, and the Data & Ocean Intelligence division contributes $340 million through climate modeling platforms. The Ocean & Marine Wildlife Preservation arm, funded at approximately $180 million annually, reinforces the company’s ESG credibility and conservation partnerships, including work with the World Wide Fund for Nature. Under Hazel’s 2030 roadmap, NSC aims to exceed $10 billion in annual revenue and secure more than $25 billion in long-term energy and water infrastructure agreements worldwide. You work as the Chief Strategy Officer (CSO) in NSC working directly under Hazel.