Austal Ltd. engages in the designing and construction of customized aluminum commercial and defense vessels. The company operates through the following segments: Australia, USA, and Philippines. The Australia segment manufactures defense vessels for markets worldwide, excluding the USA and provides training and on-going support and maintenance for vessels. The USA segment engages in the manufacturing of aluminum defense vessels for the US Navy and provides training and on-going support and maintenance of these performance vessels for the US Navy. The Philippines segment provides aluminum commercial vessels for global markets excluding the USA. It also offers support to other segments not just manufacturing for external buyers. The company was founded by John Rothwell in 1988 and is headquartered in Henderson, Australia.