AmCham Australia | 14,816 followers on LinkedIn. American Chamber of Commerce in Australia | #AccesstoOpportunity | American Chamber of Commerce in Australia (AmCham Australia) As the voice of international business interests, throughout Australia and the US in particular, AmCham’s story has always revolved around its members, and our ability to provide them with invaluable access to opportunity. It’s a story of connectivity. Our members include CEOs, executives and professionals of all ages, and from all walks of business.