Austal Limited is an Australian-based global ship building company and defence prime contractor that specialises in the design, construction and support of defence and commercial vessels. Austal's product range includes naval vessels, high-speed ferries, and supply or crew transfer vessels for offshore windfarms and oil and gas platforms. Austal has three major ship building facilities. Defence vessels are designed and constructed in Henderson, Western Australia, and Mobile, Alabama, US. Commercial vessels are constructed in Balamban, Philippines. Vessel support is provided through service centres located in Darwin, Cairns and Henderson in Australia; San Diego, California, US; Balamban, Philippines and Muscat, Oman. Corporate headquarters are co-located at Austal's Australian ship building facility in Henderson. As of early 2017, Austal has designed and constructed over 260 vessels for numerous defence forces and commercial fleet operators. Customers include the Australian Border Force, Condor Ferries, Mols Linien of Denmark, Royal Australian Navy, Royal Navy of Oman, and United States Navy. Wikipedia