Infratil Limited is a New Zealand-based infrastructure investment company. The Company owns and operates infrastructure businesses and investments in New Zealand, Australia, the United States and Europe. The Company operates through five segments: Trustpower, Wellington International Airport, Qscan Group, Associate Companies and Other. Trustpower is a renewable generation investment. Wellington International Airport is an airport investment. Qscan Group is a diagnostic imaging investment. Associates companies include CDC Data Centres, Vodafone New Zealand, RetireAustralia, Longroad Energy and Galileo Green Energy.