Mario Castillo is a Professional Engineer and seasoned business leader with over 30 years of experience in operations, engineering, construction, and fire protection services. He leads Royal Fire Protection with a focus on operational excellence, disciplined growth, and long-term client relationships.
Mario is also the CEO and majority owner of EFI Engineering, a multi-disciplinary engineering firm serving residential, industrial, and infrastructure projects across Canada and the USA. His background spans complex project delivery, regulatory compliance, risk management, and the integration of engineering and construction execution.
At Royal Fire, Mario’s role is centered on strengthening systems, supporting field teams, improving financial and operational performance, and ensuring the company delivers reliable, code-compliant fire protection solutions on every project. He is deeply involved in strategic planning, governance, and leadership development, while empowering experienced managers to run day-to-day operations.
Mario is known for his practical, no-nonsense approach, strong accountability standards, and commitment to building resilient teams that perform under pressure.
