Amadi serves as Founder, Group CEO, or Principal of a number of enterprises, including:

• Kennedy Group – a multinational conglomerate for security, trading, and corporate services.
• Kennedy Amadi Holdings (Malaysia & Nigeria) – diversified investments across technology, commerce, and security.
• Noc-Everson Enterprises (1990) – his first registered company in general trading and agricultural partnerships.
• Kennedy Amadi Trading (2005, Malaysia) – fire safety, aviation, and education services.
• Inside Africa (mid-2000s) – a cultural, diplomatic, and trade networking venture.
• Maximum Watchman International – corporate and industrial security solutions.
• SecureTribe Security & Technology – AI-driven community safety and security training.
• Helpulse Africa – cutting-edge emergency response technologies for Africa.
• KCS Megatech International Nigeria Ltd – innovative IT and technology-driven services.