Aurizon Holdings Ltd. is an integrated heavy haul freight railway operator, rail transporter of coal from mine to port for export markets, bulk, general and containerized freight businesses and large-scale rail services activities. It operates through the following segments: Network, Commercial and Marketing, Operations and Other. The Network segment engages in the provision of access and operation and management of the Central Queensland Coal Network. It also provides overhaul and maintenance of rail network assets. The Commercial and Marketing segment is responsible for the commercial negotiation of sales contracts and customer relationship management. The Operations segment engages in the national delivery of all coal, iron ore, bulk and intermodal haulage services. This includes yard operations, fleet maintenance, operations, engineering and technology, engineering program delivery and safety, health and environment. The Other segment includes corporate costs in respect of the managing director and CEO, corporate finance, tax, treasury, internal audit, risk, governance and strategic projects. Aurizon was founded on September 14, 2010 and is headquartered in Brisbane, Australia.