Macmahon Holdings Limited is an Australia-based civil construction and mine contracting company. The principal activities of the Company consist of the provision of civil construction and contract mining services. The Company operates in two segments: mining and construction. The mining and construction segments are managed on a worldwide basis, but operate in two principal geographical areas: Australasia and South East Asia. The Company’s subsidiaries include Macmahon Contractors Pty Ltd, Macmahon Underground Pty Ltd, Macmahon Underground Unit Trust, Macmahon Properties Pty Ltd, Macmahon (Southern) Pty Ltd and Macmahon Mining Services Pty Ltd.