The entity is a partnership of Transdev Australasia and Hyundai Rotem, who were awarded the contract to operate and maintain the commuter rail system in December 2015 by the Greater Wellington Regional Council.

In December 2015, the Transdev Australasia/Hyundai Rotem joint venture was announced as the preferred bidder.

[2] The contract has two three-year extension options, taking its potential total length to 15 years.

[4] Most rolling stock used on the Wellington suburban network is owned by the GWRC and leased to the current operator.

The fleet comprises: Transdev contracts KiwiRail on a "hook-and-tow" basis for the DFB class diesel-electric locomotives that haul the Wairarapa Connection services.