Nigel Coppen

Nigel is Silverstone’s dedicated WHS Manager, bringing over 20 years of health, safety, and risk management experience across the mining, construction, and heavy industry sectors. He plays a critical role in embedding a culture of safety across all Silverstone projects, ensuring compliance with legislative requirements and client-specific frameworks, including BHP, Rio Tinto, and many others. […]
John Migas

John Migas is Silverstone’s Survey Manager, with over 20 years of service to the industry. Throughout his career, John has played a pivotal role in establishing and managing Silverstone’s surveying capabilities, supporting projects across mining, construction, infrastructure, and energy. With extensive experience in survey management, John brings precision, reliability, and deep technical expertise to every […]





