In what year was the company which owns the Roden Cutler House formed?
Roden Cutler House:  The building is owned by Ausgrid and the lower floors house the City South substation. Ausgrid:  It was formed in 2011 from the previously state owned energy retailer/distributor, EnergyAustralia, when the retail division of the company, along with the EnergyAustralia brand, was sold by the Government of New South Wales, and the remainder renamed Ausgrid.
2011